PDB Short entry for 1RTI
HEADER    NUCLEOTIDYLTRANSFERASE                  03-MAY-95   1RTI              
TITLE     HIGH RESOLUTION STRUCTURES OF HIV-1 RT FROM FOUR RT-                  
TITLE    2 INHIBITOR COMPLEXES                                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HIV-1 REVERSE TRANSCRIPTASE;                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: HIV-1 RT;                                                   
COMPND   5 EC: 2.7.7.49;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: HIV-1 REVERSE TRANSCRIPTASE;                               
COMPND   9 CHAIN: B;                                                            
COMPND  10 SYNONYM: HIV-1 RT;                                                   
COMPND  11 EC: 2.7.7.49;                                                        
COMPND  12 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1;                 
SOURCE   3 ORGANISM_TAXID: 11676;                                               
SOURCE   4 STRAIN: HXB2 ISOLATE;                                                
SOURCE   5 CELL_LINE: 293;                                                      
SOURCE   6 GENE: HIV-1 POL;                                                     
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   9 EXPRESSION_SYSTEM_STRAIN: 293;                                       
SOURCE  10 EXPRESSION_SYSTEM_GENE: HIV-1 POL;                                   
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS 1;                 
SOURCE  13 ORGANISM_TAXID: 11676;                                               
SOURCE  14 CELL_LINE: 293;                                                      
SOURCE  15 GENE: HIV-1 POL;                                                     
SOURCE  16 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  18 EXPRESSION_SYSTEM_STRAIN: 293;                                       
SOURCE  19 EXPRESSION_SYSTEM_GENE: HIV-1 POL                                    
KEYWDS    HIV-1 REVERSE TRANSCRIPTASE, NUCLEOTIDYLTRANSFERASE                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.REN,R.ESNOUF,E.GARMAN,D.SOMERS,C.ROSS,I.KIRBY,J.KEELING,            
AUTHOR   2 G.DARBY,Y.JONES,D.STUART,D.STAMMERS                                  
REVDAT   3   24-FEB-09 1RTI    1       VERSN                                    
REVDAT   2   01-APR-03 1RTI    1       JRNL                                     
REVDAT   1   03-APR-96 1RTI    0                                                
JRNL        AUTH   J.REN,R.ESNOUF,E.GARMAN,D.SOMERS,C.ROSS,I.KIRBY,             
JRNL        AUTH 2 J.KEELING,G.DARBY,Y.JONES,D.STUART                           
JRNL        TITL   HIGH RESOLUTION STRUCTURES OF HIV-1 RT FROM FOUR             
JRNL        TITL 2 RT-INHIBITOR COMPLEXES.                                      
JRNL        REF    NAT.STRUCT.BIOL.              V.   2   293 1995              
JRNL        REFN                   ISSN 1072-8368                               
JRNL        PMID   7540934                                                      
JRNL        DOI    10.1038/NSB0495-293                                          
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   R.ESNOUF,J.REN,C.ROSS,Y.JONES,D.STAMMERS,D.STUART            
REMARK   1  TITL   MECHANISM OF INHIBITION OF HIV-1 REVERSE                     
REMARK   1  TITL 2 TRANSCRIPTASE BY NON-NUCLEOSIDE INHIBITORS                   
REMARK   1  REF    NAT.STRUCT.BIOL.              V.   2   303 1995              
REMARK   1  REFN                   ISSN 1072-8368                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   D.K.STAMMERS,D.SOMERS,C.K.ROSS,I.KIRBY,P.H.RAY,              
REMARK   1  AUTH 2 J.E.WILSON,M.NORMAN,J.S.REN,R.M.ESNOUF,E.F.GARMAN,           
REMARK   1  AUTH 3 E.Y.JONES,D.I.STUART                                         
REMARK   1  TITL   CRYSTALS OF HIV-1 REVERSE TRANSCRIPTASE                      
REMARK   1  TITL 2 DIFFRACTING TO 2.2 ANGSTROM RESOLUTION                       
REMARK   1  REF    J.MOL.BIOL.                   V. 242   586 1994              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 25.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 86.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 20390                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.236                           
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 7836                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 21                                      
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 62.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.20                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.20                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:  DUE TO THE LOWER RESOLUTION OF THE       
REMARK   3  DATA, ATOMS DISTANT FROM THE NNI-BINDING SITE (DEFINED AS           
REMARK   3  ATOMS MORE THAN 20 ANGSTROMS FROM THE CA ATOM OF TYR 188) WERE      
REMARK   3  TIGHTLY RESTRAINED TO THEIR POSITION IN THE STRUCTURE OF RT         
REMARK   3  AND 1051U91 COMPLEX, AND STRONG STEREOCHEMICAL RESTRAINTS WERE      
REMARK   3  EMPLOYED IN THE REFINEMENT.                                         
REMARK   4                                                                      
REMARK   4 1RTI COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 05-MAY-94                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SRS                                
REMARK 200  BEAMLINE                       : PX9.6                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.882                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 300 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 20390                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 25.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 86.3                               
REMARK 200  DATA REDUNDANCY                : 8.040                              
REMARK 200  R MERGE                    (I) : 0.12300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.05                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       70.40000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       36.50000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       55.60000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       36.50000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       70.40000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       55.60000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6010 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 46640 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A   544                                                      
REMARK 465     ASN A   545                                                      
REMARK 465     GLU A   546                                                      
REMARK 465     GLN A   547                                                      
REMARK 465     VAL A   548                                                      
REMARK 465     ASP A   549                                                      
REMARK 465     LYS A   550                                                      
REMARK 465     LEU A   551                                                      
REMARK 465     VAL A   552                                                      
REMARK 465     SER A   553                                                      
REMARK 465     ALA A   554                                                      
REMARK 465     GLY A   555                                                      
REMARK 465     ILE A   556                                                      
REMARK 465     ARG A   557                                                      
REMARK 465     LYS A   558                                                      
REMARK 465     VAL A   559                                                      
REMARK 465     LEU A   560                                                      
REMARK 465     PRO B     1                                                      
REMARK 465     ILE B     2                                                      
REMARK 465     SER B     3                                                      
REMARK 465     PRO B     4                                                      
REMARK 465     TRP B    88                                                      
REMARK 465     GLU B    89                                                      
REMARK 465     VAL B    90                                                      
REMARK 465     GLN B    91                                                      
REMARK 465     LEU B    92                                                      
REMARK 465     GLY B    93                                                      
REMARK 465     ILE B    94                                                      
REMARK 465     ASP B   218                                                      
REMARK 465     LYS B   219                                                      
REMARK 465     LYS B   220                                                      
REMARK 465     HIS B   221                                                      
REMARK 465     GLN B   222                                                      
REMARK 465     LYS B   223                                                      
REMARK 465     GLU B   224                                                      
REMARK 465     PRO B   225                                                      
REMARK 465     PRO B   226                                                      
REMARK 465     PHE B   227                                                      
REMARK 465     LEU B   228                                                      
REMARK 465     TRP B   229                                                      
REMARK 465     MET B   230                                                      
REMARK 465     GLU B   438                                                      
REMARK 465     THR B   439                                                      
REMARK 465     PHE B   440                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    HIS A 221   N   -  CA  -  C   ANGL. DEV. =  22.1 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    PRO A   4       41.17    -95.91                                   
REMARK 500    SER A  68      -31.46   -149.31                                   
REMARK 500    TRP A  88      -81.83    -51.50                                   
REMARK 500    VAL A  90       50.83   -110.93                                   
REMARK 500    PHE A 116       39.91    -91.21                                   
REMARK 500    PRO A 133     -176.63    -69.08                                   
REMARK 500    ASN A 136        2.27    -47.43                                   
REMARK 500    GLU A 138     -137.87    -27.16                                   
REMARK 500    THR A 139      -84.86   -125.03                                   
REMARK 500    PRO A 140     -164.26   -112.21                                   
REMARK 500    ASN A 175       58.84   -142.95                                   
REMARK 500    PRO A 176       -5.05    -59.66                                   
REMARK 500    MET A 184     -117.00     57.56                                   
REMARK 500    SER A 191     -169.06   -166.43                                   
REMARK 500    ILE A 195      -52.69    -23.80                                   
REMARK 500    TRP A 212       38.50    -90.85                                   
REMARK 500    LYS A 219       18.90     82.62                                   
REMARK 500    LYS A 220       75.63     52.71                                   
REMARK 500    HIS A 221     -152.04    -78.87                                   
REMARK 500    GLN A 222      -78.09      7.35                                   
REMARK 500    MET A 230       77.64     36.75                                   
REMARK 500    PRO A 272       85.95    -64.21                                   
REMARK 500    LEU A 282        0.64    -66.66                                   
REMARK 500    PHE A 346      -19.99     70.91                                   
REMARK 500    ARG A 358      -35.27    -34.26                                   
REMARK 500    HIS A 361      115.23    179.70                                   
REMARK 500    ASN A 418       76.85    -69.79                                   
REMARK 500    ASP A 471       76.53     34.25                                   
REMARK 500    SER A 489      -80.21    -64.22                                   
REMARK 500    GLN A 512      145.88   -177.91                                   
REMARK 500    GLU B  44        7.49    -69.43                                   
REMARK 500    PRO B  97     -156.89    -85.25                                   
REMARK 500    ALA B  98      -44.17   -131.85                                   
REMARK 500    ASN B 137       28.98     48.14                                   
REMARK 500    MET B 184     -131.91     59.00                                   
REMARK 500    ASP B 185        4.31    -68.43                                   
REMARK 500    TYR B 232     -165.28     50.79                                   
REMARK 500    GLU B 233     -161.44    -61.36                                   
REMARK 500    LEU B 234      170.16    -59.16                                   
REMARK 500    PRO B 236      -78.96    -42.46                                   
REMARK 500    LYS B 238       11.03   -152.25                                   
REMARK 500    VAL B 241       98.92    -66.78                                   
REMARK 500    THR B 286       82.39    -61.70                                   
REMARK 500    PHE B 346      -24.58     76.38                                   
REMARK 500    ARG B 358       98.61    -47.82                                   
REMARK 500    ALA B 360       42.94    -74.30                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    TYR B 232         0.07    SIDE_CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEF A 999                 
DBREF  1RTI A    1   560  UNP    P04585   POL_HV1H2      587   1146             
DBREF  1RTI B    1   440  UNP    P04585   POL_HV1H2      587   1026             
SEQRES   1 A  560  PRO ILE SER PRO ILE GLU THR VAL PRO VAL LYS LEU LYS          
SEQRES   2 A  560  PRO GLY MET ASP GLY PRO LYS VAL LYS GLN TRP PRO LEU          
SEQRES   3 A  560  THR GLU GLU LYS ILE LYS ALA LEU VAL GLU ILE CYS THR          
SEQRES   4 A  560  GLU MET GLU LYS GLU GLY LYS ILE SER LYS ILE GLY PRO          
SEQRES   5 A  560  GLU ASN PRO TYR ASN THR PRO VAL PHE ALA ILE LYS LYS          
SEQRES   6 A  560  LYS ASP SER THR LYS TRP ARG LYS LEU VAL ASP PHE ARG          
SEQRES   7 A  560  GLU LEU ASN LYS ARG THR GLN ASP PHE TRP GLU VAL GLN          
SEQRES   8 A  560  LEU GLY ILE PRO HIS PRO ALA GLY LEU LYS LYS LYS LYS          
SEQRES   9 A  560  SER VAL THR VAL LEU ASP VAL GLY ASP ALA TYR PHE SER          
SEQRES  10 A  560  VAL PRO LEU ASP GLU ASP PHE ARG LYS TYR THR ALA PHE          
SEQRES  11 A  560  THR ILE PRO SER ILE ASN ASN GLU THR PRO GLY ILE ARG          
SEQRES  12 A  560  TYR GLN TYR ASN VAL LEU PRO GLN GLY TRP LYS GLY SER          
SEQRES  13 A  560  PRO ALA ILE PHE GLN SER SER MET THR LYS ILE LEU GLU          
SEQRES  14 A  560  PRO PHE ARG LYS GLN ASN PRO ASP ILE VAL ILE TYR GLN          
SEQRES  15 A  560  TYR MET ASP ASP LEU TYR VAL GLY SER ASP LEU GLU ILE          
SEQRES  16 A  560  GLY GLN HIS ARG THR LYS ILE GLU GLU LEU ARG GLN HIS          
SEQRES  17 A  560  LEU LEU ARG TRP GLY LEU THR THR PRO ASP LYS LYS HIS          
SEQRES  18 A  560  GLN LYS GLU PRO PRO PHE LEU TRP MET GLY TYR GLU LEU          
SEQRES  19 A  560  HIS PRO ASP LYS TRP THR VAL GLN PRO ILE VAL LEU PRO          
SEQRES  20 A  560  GLU LYS ASP SER TRP THR VAL ASN ASP ILE GLN LYS LEU          
SEQRES  21 A  560  VAL GLY LYS LEU ASN TRP ALA SER GLN ILE TYR PRO GLY          
SEQRES  22 A  560  ILE LYS VAL ARG GLN LEU CSD LYS LEU LEU ARG GLY THR          
SEQRES  23 A  560  LYS ALA LEU THR GLU VAL ILE PRO LEU THR GLU GLU ALA          
SEQRES  24 A  560  GLU LEU GLU LEU ALA GLU ASN ARG GLU ILE LEU LYS GLU          
SEQRES  25 A  560  PRO VAL HIS GLY VAL TYR TYR ASP PRO SER LYS ASP LEU          
SEQRES  26 A  560  ILE ALA GLU ILE GLN LYS GLN GLY GLN GLY GLN TRP THR          
SEQRES  27 A  560  TYR GLN ILE TYR GLN GLU PRO PHE LYS ASN LEU LYS THR          
SEQRES  28 A  560  GLY LYS TYR ALA ARG MET ARG GLY ALA HIS THR ASN ASP          
SEQRES  29 A  560  VAL LYS GLN LEU THR GLU ALA VAL GLN LYS ILE THR THR          
SEQRES  30 A  560  GLU SER ILE VAL ILE TRP GLY LYS THR PRO LYS PHE LYS          
SEQRES  31 A  560  LEU PRO ILE GLN LYS GLU THR TRP GLU THR TRP TRP THR          
SEQRES  32 A  560  GLU TYR TRP GLN ALA THR TRP ILE PRO GLU TRP GLU PHE          
SEQRES  33 A  560  VAL ASN THR PRO PRO LEU VAL LYS LEU TRP TYR GLN LEU          
SEQRES  34 A  560  GLU LYS GLU PRO ILE VAL GLY ALA GLU THR PHE TYR VAL          
SEQRES  35 A  560  ASP GLY ALA ALA ASN ARG GLU THR LYS LEU GLY LYS ALA          
SEQRES  36 A  560  GLY TYR VAL THR ASN ARG GLY ARG GLN LYS VAL VAL THR          
SEQRES  37 A  560  LEU THR ASP THR THR ASN GLN LYS THR GLU LEU GLN ALA          
SEQRES  38 A  560  ILE TYR LEU ALA LEU GLN ASP SER GLY LEU GLU VAL ASN          
SEQRES  39 A  560  ILE VAL THR ASP SER GLN TYR ALA LEU GLY ILE ILE GLN          
SEQRES  40 A  560  ALA GLN PRO ASP GLN SER GLU SER GLU LEU VAL ASN GLN          
SEQRES  41 A  560  ILE ILE GLU GLN LEU ILE LYS LYS GLU LYS VAL TYR LEU          
SEQRES  42 A  560  ALA TRP VAL PRO ALA HIS LYS GLY ILE GLY GLY ASN GLU          
SEQRES  43 A  560  GLN VAL ASP LYS LEU VAL SER ALA GLY ILE ARG LYS VAL          
SEQRES  44 A  560  LEU                                                          
SEQRES   1 B  440  PRO ILE SER PRO ILE GLU THR VAL PRO VAL LYS LEU LYS          
SEQRES   2 B  440  PRO GLY MET ASP GLY PRO LYS VAL LYS GLN TRP PRO LEU          
SEQRES   3 B  440  THR GLU GLU LYS ILE LYS ALA LEU VAL GLU ILE CYS THR          
SEQRES   4 B  440  GLU MET GLU LYS GLU GLY LYS ILE SER LYS ILE GLY PRO          
SEQRES   5 B  440  GLU ASN PRO TYR ASN THR PRO VAL PHE ALA ILE LYS LYS          
SEQRES   6 B  440  LYS ASP SER THR LYS TRP ARG LYS LEU VAL ASP PHE ARG          
SEQRES   7 B  440  GLU LEU ASN LYS ARG THR GLN ASP PHE TRP GLU VAL GLN          
SEQRES   8 B  440  LEU GLY ILE PRO HIS PRO ALA GLY LEU LYS LYS LYS LYS          
SEQRES   9 B  440  SER VAL THR VAL LEU ASP VAL GLY ASP ALA TYR PHE SER          
SEQRES  10 B  440  VAL PRO LEU ASP GLU ASP PHE ARG LYS TYR THR ALA PHE          
SEQRES  11 B  440  THR ILE PRO SER ILE ASN ASN GLU THR PRO GLY ILE ARG          
SEQRES  12 B  440  TYR GLN TYR ASN VAL LEU PRO GLN GLY TRP LYS GLY SER          
SEQRES  13 B  440  PRO ALA ILE PHE GLN SER SER MET THR LYS ILE LEU GLU          
SEQRES  14 B  440  PRO PHE ARG LYS GLN ASN PRO ASP ILE VAL ILE TYR GLN          
SEQRES  15 B  440  TYR MET ASP ASP LEU TYR VAL GLY SER ASP LEU GLU ILE          
SEQRES  16 B  440  GLY GLN HIS ARG THR LYS ILE GLU GLU LEU ARG GLN HIS          
SEQRES  17 B  440  LEU LEU ARG TRP GLY LEU THR THR PRO ASP LYS LYS HIS          
SEQRES  18 B  440  GLN LYS GLU PRO PRO PHE LEU TRP MET GLY TYR GLU LEU          
SEQRES  19 B  440  HIS PRO ASP LYS TRP THR VAL GLN PRO ILE VAL LEU PRO          
SEQRES  20 B  440  GLU LYS ASP SER TRP THR VAL ASN ASP ILE GLN LYS LEU          
SEQRES  21 B  440  VAL GLY LYS LEU ASN TRP ALA SER GLN ILE TYR PRO GLY          
SEQRES  22 B  440  ILE LYS VAL ARG GLN LEU CYS LYS LEU LEU ARG GLY THR          
SEQRES  23 B  440  LYS ALA LEU THR GLU VAL ILE PRO LEU THR GLU GLU ALA          
SEQRES  24 B  440  GLU LEU GLU LEU ALA GLU ASN ARG GLU ILE LEU LYS GLU          
SEQRES  25 B  440  PRO VAL HIS GLY VAL TYR TYR ASP PRO SER LYS ASP LEU          
SEQRES  26 B  440  ILE ALA GLU ILE GLN LYS GLN GLY GLN GLY GLN TRP THR          
SEQRES  27 B  440  TYR GLN ILE TYR GLN GLU PRO PHE LYS ASN LEU LYS THR          
SEQRES  28 B  440  GLY LYS TYR ALA ARG MET ARG GLY ALA HIS THR ASN ASP          
SEQRES  29 B  440  VAL LYS GLN LEU THR GLU ALA VAL GLN LYS ILE THR THR          
SEQRES  30 B  440  GLU SER ILE VAL ILE TRP GLY LYS THR PRO LYS PHE LYS          
SEQRES  31 B  440  LEU PRO ILE GLN LYS GLU THR TRP GLU THR TRP TRP THR          
SEQRES  32 B  440  GLU TYR TRP GLN ALA THR TRP ILE PRO GLU TRP GLU PHE          
SEQRES  33 B  440  VAL ASN THR PRO PRO LEU VAL LYS LEU TRP TYR GLN LEU          
SEQRES  34 B  440  GLU LYS GLU PRO ILE VAL GLY ALA GLU THR PHE                  
MODRES 1RTI CSD A  280  CYS  3-SULFINOALANINE                                   
HET    CSD  A 280       8                                                       
HET    HEF  A 999      21                                                       
HETNAM     CSD 3-SULFINOALANINE                                                 
HETNAM     HEF 1-(2-HYDROXYETHYLOXYMETHYL)-6-PHENYL THIOTHYMINE                 
HETSYN     CSD S-CYSTEINESULFINIC ACID; S-SULFINOCYSTEINE                       
FORMUL   1  CSD    C3 H7 N O4 S                                                 
FORMUL   3  HEF    C14 H16 N2 O4 S                                              
HELIX    1   1 GLU A   28  LYS A   43  1                                  16    
HELIX    2   2 ARG A   78  ARG A   83  1                                   6    
HELIX    3   3 PRO A   97  GLY A   99  5                                   3    
HELIX    4   4 ASP A  113  SER A  117  5                                   5    
HELIX    5   5 GLU A  122  THR A  128  1                                   7    
HELIX    6   6 LYS A  154  ASN A  175  1                                  22    
HELIX    7   7 ILE A  195  ARG A  211  1                                  17    
HELIX    8   8 VAL A  254  ILE A  270  1                                  17    
HELIX    9   9 ARG A  277  LEU A  283  1                                   7    
HELIX   10  10 GLU A  297  ILE A  309  1                                  13    
HELIX   11  11 ASP A  364  TRP A  383  1                                  20    
HELIX   12  12 LYS A  395  TRP A  402  1                                   8    
HELIX   13  13 ASN A  474  SER A  489  1                                  16    
HELIX   14  14 GLN A  500  ALA A  508  1                                   9    
HELIX   15  15 GLU A  516  LYS A  527  1                                  12    
HELIX   16  16 GLU B   28  LYS B   43  1                                  16    
HELIX   17  17 ARG B   78  ARG B   83  1                                   6    
HELIX   18  18 GLY B   99  LYS B  102  1                                   4    
HELIX   19  19 GLY B  112  SER B  117  5                                   6    
HELIX   20  20 GLU B  122  THR B  128  5                                   7    
HELIX   21  21 ILE B  135  ASN B  137  5                                   3    
HELIX   22  22 LYS B  154  GLN B  174  1                                  21    
HELIX   23  23 ILE B  195  TRP B  212  1                                  18    
HELIX   24  24 VAL B  254  GLN B  269  1                                  16    
HELIX   25  25 ARG B  277  LEU B  282  1                                   6    
HELIX   26  26 GLU B  297  LYS B  311  1                                  15    
HELIX   27  27 ASP B  364  TRP B  383  1                                  20    
HELIX   28  28 LYS B  395  TYR B  405  1                                  11    
HELIX   29  29 PRO B  421  LEU B  429  1                                   9    
SHEET    1   A 3 ILE A  47  LYS A  49  0                                        
SHEET    2   A 3 ILE A 142  TYR A 146 -1  N  GLN A 145   O  SER A  48           
SHEET    3   A 3 PHE A 130  ILE A 132 -1  N  ILE A 132   O  ILE A 142           
SHEET    1   B 2 VAL A  60  LYS A  64  0                                        
SHEET    2   B 2 TRP A  71  VAL A  75 -1  N  LEU A  74   O  PHE A  61           
SHEET    1   C 3 SER A 105  ASP A 110  0                                        
SHEET    2   C 3 ASP A 186  SER A 191 -1  N  SER A 191   O  SER A 105           
SHEET    3   C 3 VAL A 179  TYR A 183 -1  N  TYR A 183   O  ASP A 186           
SHEET    1   D 3 PHE A 227  TRP A 229  0                                        
SHEET    2   D 3 TYR A 232  LEU A 234 -1  N  LEU A 234   O  PHE A 227           
SHEET    3   D 3 TRP A 239  VAL A 241 -1  N  THR A 240   O  GLU A 233           
SHEET    1   E 5 TRP A 414  PHE A 416  0                                        
SHEET    2   E 5 LYS A 388  LEU A 391  1  N  PHE A 389   O  GLU A 415           
SHEET    3   E 5 ILE A 326  GLY A 333  1  N  ALA A 327   O  LYS A 388           
SHEET    4   E 5 GLN A 336  TYR A 342 -1  N  TYR A 342   O  ILE A 326           
SHEET    5   E 5 ASN A 348  ALA A 355 -1  N  TYR A 354   O  TRP A 337           
SHEET    1   F 5 GLN A 464  LEU A 469  0                                        
SHEET    2   F 5 LEU A 452  THR A 459 -1  N  TYR A 457   O  LYS A 465           
SHEET    3   F 5 GLU A 438  ASN A 447 -1  N  ASN A 447   O  LEU A 452           
SHEET    4   F 5 GLU A 492  THR A 497  1  N  ASN A 494   O  GLU A 438           
SHEET    5   F 5 LYS A 530  TRP A 535  1  N  LYS A 530   O  VAL A 493           
SHEET    1   G 3 ILE B  47  LYS B  49  0                                        
SHEET    2   G 3 ILE B 142  TYR B 146 -1  N  GLN B 145   O  SER B  48           
SHEET    3   G 3 PHE B 130  ILE B 132 -1  N  ILE B 132   O  ILE B 142           
SHEET    1   H 2 VAL B  60  ILE B  63  0                                        
SHEET    2   H 2 ARG B  72  VAL B  75 -1  N  LEU B  74   O  PHE B  61           
SHEET    1   I 3 SER B 105  ASP B 110  0                                        
SHEET    2   I 3 ASP B 186  SER B 191 -1  N  SER B 191   O  SER B 105           
SHEET    3   I 3 ILE B 178  TYR B 183 -1  N  TYR B 183   O  ASP B 186           
SHEET    1   J 5 TRP B 414  PHE B 416  0                                        
SHEET    2   J 5 LYS B 388  LEU B 391  1  N  PHE B 389   O  GLU B 415           
SHEET    3   J 5 ILE B 326  GLY B 333  1  N  ALA B 327   O  LYS B 388           
SHEET    4   J 5 GLN B 336  TYR B 342 -1  N  TYR B 342   O  ILE B 326           
SHEET    5   J 5 ASN B 348  TYR B 354 -1  N  TYR B 354   O  TRP B 337           
LINK         C   LEU A 279                 N   CSD A 280     1555   1555  1.33  
LINK         C   CSD A 280                 N   LYS A 281     1555   1555  1.33  
CISPEP   1 PRO A  225    PRO A  226          0        -0.14                     
CISPEP   2 PRO A  420    PRO A  421          0         0.06                     
SITE     1 AC1 10 LEU A 100  LYS A 101  LYS A 103  VAL A 106                    
SITE     2 AC1 10 VAL A 179  TYR A 188  PRO A 225  PHE A 227                    
SITE     3 AC1 10 HIS A 235  PRO A 236                                          
CRYST1  140.800  111.200   73.000  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.007102  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008993  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013699        0.00000