PDB Short entry for 1HXB
HEADER    HYDROLASE/HYDROLASE INHIBITOR           13-SEP-96   1HXB              
TITLE     HIV-1 PROTEINASE COMPLEXED WITH RO 31-8959                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HIV-1 PROTEASE;                                            
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 3.4.23.16;                                                       
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HUMAN IMMUNODEFICIENCY VIRUS TYPE 1 (CLONE 12); 
SOURCE   3 ORGANISM_TAXID: 11679;                                               
SOURCE   4 VARIANT: HXB-3;                                                      
SOURCE   5 GENE: POL;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PPTDELTAN;                                
SOURCE   9 EXPRESSION_SYSTEM_GENE: POL                                          
KEYWDS    HYDROLASE-HYDROLASE INHIBITOR COMPLEX, ASPARTYL PROTEASE              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    B.J.GRAVES,M.H.HATADA,R.L.CROWTHER                                    
REVDAT   4   07-FEB-24 1HXB    1       COMPND REMARK HETNAM HETSYN              
REVDAT   3   13-JUL-11 1HXB    1       VERSN                                    
REVDAT   2   24-FEB-09 1HXB    1       VERSN                                    
REVDAT   1   12-MAR-97 1HXB    0                                                
JRNL        AUTH   A.KROHN,S.REDSHAW,J.C.RITCHIE,B.J.GRAVES,M.H.HATADA          
JRNL        TITL   NOVEL BINDING MODE OF HIGHLY POTENT HIV-PROTEINASE           
JRNL        TITL 2 INHIBITORS INCORPORATING THE (R)-HYDROXYETHYLAMINE ISOSTERE. 
JRNL        REF    J.MED.CHEM.                   V.  34  3340 1991              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   1956054                                                      
JRNL        DOI    10.1021/JM00115A028                                          
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   N.A.ROBERTS,J.A.MARTIN,D.KINCHINGTON,A.V.BROADHURST,         
REMARK   1  AUTH 2 J.C.CRAIG,I.B.DUNCAN,S.A.GALPIN,B.K.HANDA,J.KAY,A.KROHN,     
REMARK   1  AUTH 3 R.W.LAMBERT,J.H.MERRETT,J.S.MILLS,K.E.B.PARKES,S.REDSHAW,    
REMARK   1  AUTH 4 A.J.RITCHIE,D.L.TAYLOR,G.J.THOMAS,P.J.MACHIN                 
REMARK   1  TITL   RATIONAL DESIGN OF PEPTIDE-BASED HIV PROTEINASE INHIBITORS   
REMARK   1  REF    SCIENCE                       V. 248   358 1990              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   1  PMID   2183354                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 2.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
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)   (%) : 99.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 8349                           
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) : 0.184                           
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) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.40                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.50                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3000                       
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            : 1514                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 49                                      
REMARK   3   SOLVENT ATOMS            : 102                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.80                          
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) : 0.20                            
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) : 0.013                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.940                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
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  ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; 2.500                
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:                                           
REMARK   3  THE STEREOCHEMICAL PARAMETERS USED WERE THOSE DISTRIBUTED           
REMARK   3   WITH VERSION 2.1 OF X-PLOR.                                        
REMARK   3   THE ASYMMETRIC UNIT CONSISTS OF THE PROTEIN DIMER AND ONE          
REMARK   3   INHIBITOR MOLECULE.  THE INHIBITOR HAS BEEN PLACED IN TWO          
REMARK   3   ORIENTATIONS WITH OCCUPANCIES OF 0.56 AND 0.44 WHICH WERE          
REMARK   3   CHOSEN TO MAKE THE TWO SETS OF TEMPERATURE FACTORS MORE            
REMARK   3   EQUIVALENT.  RESTRAINTS FROM NON-CRYSTALLOGRAPHIC SYMMETRY         
REMARK   3   WERE NOT USED IN REFINEMENT.                                       
REMARK   4                                                                      
REMARK   4 1HXB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000174064.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-SEP-90                          
REMARK 200  TEMPERATURE           (KELVIN) : 298                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RUH2R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE(002)                      
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : ADSC                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : ADSC                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 91.6                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
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 2.1                                            
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: THE DATA REDUNDANCY IS 4.6 FOR DATA TO 2.01 ANGSTROMS        
REMARK 200  RESOLUTION. R MERGE IS 0.035 FOR DATA TO 2.01 ANGSTROMS             
REMARK 200  RESOLUTION. THE NUMBER OF UNIQUE REFLECTIONS IS 11337 TO 2.01       
REMARK 200  ANGSTROMS RESOLUTION.                                               
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 43.40                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.17                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       27.81667            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       55.63333            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       41.72500            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       69.54167            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       13.90833            
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: 5410 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 9090 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -11.0 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 450                                                                      
REMARK 450 SOURCE                                                               
REMARK 450 DETAILS OF THE CLONING AND EXPRESSION ARE PUBLISHED [M.C.            
REMARK 450 GRAVES, J.J. LIM, E.P. HEIMER & R.A. KRAMER (1988) PROC.             
REMARK 450 NATL. ACAD. SCI., USA 85, 2449-2453].  PROTEIN WAS REFOLDED          
REMARK 450 FROM THE INSOLUBLE FRACTION OF THE CELL LYSATE.  THERE               
REMARK 450 APPEARS TO BE NO SEQUENCE DATABASE REFERENCE TO THE HXB-3            
REMARK 450 VARIANT OF THE PROTEINASE SO A CROSS-REFERENCE IS GIVEN FOR          
REMARK 450 THE HXB-2 VARIANT (IDENTICAL IN THE CODING REGION FOR THE            
REMARK 450 PROTEINASE)                                                          
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A  69   NE2   HIS A  69   CD2    -0.068                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    TRP A   6   CD1 -  CG  -  CD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    TRP A   6   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    ARG A  41   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    TRP A  42   CD1 -  CG  -  CD2 ANGL. DEV. =   7.7 DEGREES          
REMARK 500    TRP A  42   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    VAL A  82   CG1 -  CB  -  CG2 ANGL. DEV. = -10.7 DEGREES          
REMARK 500    TRP B   6   CD1 -  CG  -  CD2 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    TRP B   6   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.8 DEGREES          
REMARK 500    ARG B   8   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    GLY B  40   CA  -  C   -  N   ANGL. DEV. = -13.8 DEGREES          
REMARK 500    TRP B  42   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP B  42   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.8 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    GLN A  61       27.46     48.67                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600                                                                      
REMARK 600 THE INHIBITOR ROC IS A HYDROXYETHYLAMINE CONTAINING                  
REMARK 600 TRANSITION STATE MIMETIC.                                            
REMARK 630                                                                      
REMARK 630 MOLECULE TYPE: PEPTIDE-LIKE INHIBITOR                                
REMARK 630 MOLECULE NAME: (2S)-N-[(2S,3R)-4-[(2S,3S,4AS,8AS)-3-(TERT-           
REMARK 630 BUTYLCARBAMOYL)-3,4,4A,5,6,7,8,8A-OCTAHYDRO-1H-ISOQUINOLIN-2-YL]-3-  
REMARK 630 HYDROXY-1 -PHENYL-BUTAN-2-YL]-2-(QUINOLIN-2-YLCARBONYLAMINO)         
REMARK 630 BUTANEDIAMIDE                                                        
REMARK 630 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 630  SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                           
REMARK 630                                                                      
REMARK 630   M RES C SSSEQI                                                     
REMARK 630     ROC A   100                                                      
REMARK 630 SOURCE: NULL                                                         
REMARK 630 TAXONOMY: NULL                                                       
REMARK 630 SUBCOMP:    QNC ASN HP0 NTB                                          
REMARK 630 DETAILS: NULL                                                        
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ROC A 100                 
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 SEE REFERENCE R.A.KRAMER,M.D.SCHABER, A.M.SKALKA,K.GANGULY,          
REMARK 999 F.WONG-STAAL,E.P.REDDY (1986) SCIENCE 231, 1580-1584.                
DBREF  1HXB A    1    99  UNP    P04585   POL_HV1H2       57    155             
DBREF  1HXB B    1    99  UNP    P04585   POL_HV1H2       57    155             
SEQRES   1 A   99  PRO GLN VAL THR LEU TRP GLN ARG PRO LEU VAL THR ILE          
SEQRES   2 A   99  LYS ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR          
SEQRES   3 A   99  GLY ALA ASP ASP THR VAL LEU GLU GLU MET SER LEU PRO          
SEQRES   4 A   99  GLY ARG TRP LYS PRO LYS MET ILE GLY GLY ILE GLY GLY          
SEQRES   5 A   99  PHE ILE LYS VAL ARG GLN TYR ASP GLN ILE LEU ILE GLU          
SEQRES   6 A   99  ILE CYS GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY          
SEQRES   7 A   99  PRO THR PRO VAL ASN ILE ILE GLY ARG ASN LEU LEU THR          
SEQRES   8 A   99  GLN ILE GLY CYS THR LEU ASN PHE                              
SEQRES   1 B   99  PRO GLN VAL THR LEU TRP GLN ARG PRO LEU VAL THR ILE          
SEQRES   2 B   99  LYS ILE GLY GLY GLN LEU LYS GLU ALA LEU LEU ASP THR          
SEQRES   3 B   99  GLY ALA ASP ASP THR VAL LEU GLU GLU MET SER LEU PRO          
SEQRES   4 B   99  GLY ARG TRP LYS PRO LYS MET ILE GLY GLY ILE GLY GLY          
SEQRES   5 B   99  PHE ILE LYS VAL ARG GLN TYR ASP GLN ILE LEU ILE GLU          
SEQRES   6 B   99  ILE CYS GLY HIS LYS ALA ILE GLY THR VAL LEU VAL GLY          
SEQRES   7 B   99  PRO THR PRO VAL ASN ILE ILE GLY ARG ASN LEU LEU THR          
SEQRES   8 B   99  GLN ILE GLY CYS THR LEU ASN PHE                              
HET    ROC  A 100      98                                                       
HETNAM     ROC (2S)-N-[(2S,3R)-4-[(2S,3S,4AS,8AS)-3-(TERT-                      
HETNAM   2 ROC  BUTYLCARBAMOYL)-3,4,4A,5,6,7,8,8A-OCTAHYDRO-1H-                 
HETNAM   3 ROC  ISOQUINOLIN-2-YL]-3-HYDROXY-1 -PHENYL-BUTAN-2-YL]-2-            
HETNAM   4 ROC  (QUINOLIN-2-YLCARBONYLAMINO)BUTANEDIAMIDE                       
HETSYN     ROC FORTOVASE; SAQUINAVIR; RO 31-8959                                
FORMUL   3  ROC    C38 H50 N6 O5                                                
FORMUL   4  HOH   *102(H2 O)                                                    
HELIX    1   1 ARG A   87  LEU A   90  1                                   4    
HELIX    2   2 ARG B   87  LEU B   90  1                                   4    
SHEET    1   A 4 GLN A  18  LEU A  23  0                                        
SHEET    2   A 4 LEU A  10  ILE A  15 -1  N  ILE A  15   O  GLN A  18           
SHEET    3   A 4 ILE A  62  ILE A  66 -1  N  GLU A  65   O  LYS A  14           
SHEET    4   A 4 HIS A  69  GLY A  73 -1  N  GLY A  73   O  ILE A  62           
SHEET    1   B 4 VAL A  32  GLU A  34  0                                        
SHEET    2   B 4 VAL A  75  GLY A  78  1  N  LEU A  76   O  LEU A  33           
SHEET    3   B 4 GLY A  52  TYR A  59 -1  N  TYR A  59   O  VAL A  75           
SHEET    4   B 4 LYS A  43  GLY A  49 -1  N  GLY A  49   O  GLY A  52           
SHEET    1   C 2 THR A  96  ASN A  98  0                                        
SHEET    2   C 2 THR B  96  ASN B  98 -1  N  ASN B  98   O  THR A  96           
SHEET    1   D 4 GLN B  18  LEU B  23  0                                        
SHEET    2   D 4 LEU B  10  ILE B  15 -1  N  ILE B  15   O  GLN B  18           
SHEET    3   D 4 ILE B  62  ILE B  66 -1  N  GLU B  65   O  LYS B  14           
SHEET    4   D 4 HIS B  69  GLY B  73 -1  N  GLY B  73   O  ILE B  62           
SHEET    1   E 4 VAL B  32  GLU B  34  0                                        
SHEET    2   E 4 VAL B  75  GLY B  78  1  N  LEU B  76   O  LEU B  33           
SHEET    3   E 4 GLY B  52  TYR B  59 -1  N  TYR B  59   O  VAL B  75           
SHEET    4   E 4 TRP B  42  GLY B  49 -1  N  GLY B  49   O  GLY B  52           
SITE     1 AC1 29 ARG A   8  ASP A  25  GLY A  27  ALA A  28                    
SITE     2 AC1 29 ASP A  29  ASP A  30  ILE A  47  GLY A  48                    
SITE     3 AC1 29 GLY A  49  ILE A  50  THR A  80  PRO A  81                    
SITE     4 AC1 29 VAL A  82  ILE A  84  HOH A 160  HOH A 161                    
SITE     5 AC1 29 ARG B   8  ASP B  25  GLY B  27  ALA B  28                    
SITE     6 AC1 29 ASP B  29  ASP B  30  ILE B  47  GLY B  48                    
SITE     7 AC1 29 GLY B  49  ILE B  50  PRO B  81  VAL B  82                    
SITE     8 AC1 29 ILE B  84                                                     
CRYST1   63.310   63.310   83.450  90.00  90.00 120.00 P 61         12          
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      0.015795  0.009119  0.000000        0.00000                         
SCALE2      0.000000  0.018239  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011983        0.00000