PDB Short entry for 2NLL
HEADER    TRANSCRIPTION/DNA                       20-NOV-96   2NLL              
TITLE     RETINOID X RECEPTOR-THYROID HORMONE RECEPTOR DNA-BINDING DOMAIN       
TITLE    2 HETERODIMER BOUND TO THYROID RESPONSE ELEMENT DNA                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DNA (5'-D(*CP*AP*GP*GP*TP*CP*AP*TP*TP*(5IU)                
COMPND   3 P*CP*AP*GP*GP*TP*CP*AP*G)-3');                                       
COMPND   4 CHAIN: C;                                                            
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: DNA (5'-                                                   
COMPND   8 D(*CP*TP*GP*AP*CP*CP*TP*GP*AP*AP*AP*TP*GP*AP*CP*CP*T P*G)-3');       
COMPND   9 CHAIN: D;                                                            
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 MOL_ID: 3;                                                           
COMPND  12 MOLECULE: PROTEIN (RETINOIC ACID RECEPTOR);                          
COMPND  13 CHAIN: A;                                                            
COMPND  14 ENGINEERED: YES;                                                     
COMPND  15 MOL_ID: 4;                                                           
COMPND  16 MOLECULE: PROTEIN (THYROID HORMONE RECEPTOR);                        
COMPND  17 CHAIN: B;                                                            
COMPND  18 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 MOL_ID: 2;                                                           
SOURCE   4 SYNTHETIC: YES;                                                      
SOURCE   5 MOL_ID: 3;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   7 ORGANISM_COMMON: HUMAN;                                              
SOURCE   8 ORGANISM_TAXID: 9606;                                                
SOURCE   9 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  10 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  11 MOL_ID: 4;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  13 ORGANISM_COMMON: HUMAN;                                              
SOURCE  14 ORGANISM_TAXID: 9606;                                                
SOURCE  15 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  16 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    COMPLEX (TRANSCRIPTION REGULATION-DNA), DNA-BINDING, NUCLEAR PROTEIN, 
KEYWDS   2 ZINC- FINGER, MULTIGENE FAMILY, ALTERNATIVE SPLICING, RECEPTOR,      
KEYWDS   3 TRANSCRIPTION-DNA COMPLEX                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    F.RASTINEJAD,T.PERLMANN,R.M.EVANS,P.B.SIGLER                          
REVDAT   3   21-FEB-24 2NLL    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 2NLL    1       VERSN                                    
REVDAT   1   12-MAR-97 2NLL    0                                                
JRNL        AUTH   F.RASTINEJAD,T.PERLMANN,R.M.EVANS,P.B.SIGLER                 
JRNL        TITL   STRUCTURAL DETERMINANTS OF NUCLEAR RECEPTOR ASSEMBLY ON DNA  
JRNL        TITL 2 DIRECT REPEATS.                                              
JRNL        REF    NATURE                        V. 375   203 1995              
JRNL        REFN                   ISSN 0028-0836                               
JRNL        PMID   7746322                                                      
JRNL        DOI    10.1038/375203A0                                             
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 6.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.500                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 10000000.000                   
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0010                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 87.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 44875                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.206                           
REMARK   3   FREE R VALUE                     : 0.269                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 449                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.013                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 8                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.98                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 51.00                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1902                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3010                       
REMARK   3   BIN FREE R VALUE                    : 0.3910                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.040                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1379                                    
REMARK   3   NUCLEIC ACID ATOMS       : 732                                     
REMARK   3   HETEROGEN ATOMS          : 4                                       
REMARK   3   SOLVENT ATOMS            : 236                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
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) : 0.020                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.970                           
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  ; 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: NULL                                      
REMARK   4                                                                      
REMARK   4 2NLL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY NDB.                                
REMARK 100 THE DEPOSITION ID IS D_1000178405.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-JAN-95                          
REMARK 200  TEMPERATURE           (KELVIN) : 120.00                             
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CHESS                              
REMARK 200  BEAMLINE                       : A1                                 
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NI FILTER                          
REMARK 200  OPTICS                         : NONE                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : CUSTOM-MADE                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 44875                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 87.0                               
REMARK 200  DATA REDUNDANCY                : 2.000                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.08300                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 18.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.96                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 51.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.50                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.31100                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR                          
REMARK 200 SOFTWARE USED: MLPHARE                                               
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.67                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: CRYSTALLIZED FROM 40% PEG 3350 25 MM     
REMARK 280  IMADAZOLE BUFFER, PH 7.0, 400 MM NH4CL, 10 MM DTT, AND 5 MM MGCL2   
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       20.45000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       62.85000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       32.80000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       62.85000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       20.45000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       32.80000            
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: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D, 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 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     DC C 502   C5'    DC C 502   C4'     0.048                       
REMARK 500     DC C 502   O3'    DC C 502   C3'    -0.057                       
REMARK 500     DA C 503   P      DA C 503   O5'     0.125                       
REMARK 500     DA C 503   O3'    DG C 504   P       0.108                       
REMARK 500     DG C 504   P      DG C 504   O5'     0.132                       
REMARK 500     DG C 504   O3'    DG C 504   C3'     0.099                       
REMARK 500     DG C 504   N7     DG C 504   C8      0.042                       
REMARK 500     DG C 504   O3'    DG C 505   P       0.141                       
REMARK 500     DG C 505   O4'    DG C 505   C1'     0.069                       
REMARK 500     DG C 505   O3'    DT C 506   P       0.084                       
REMARK 500     DT C 506   C5     DT C 506   C7      0.042                       
REMARK 500     DC C 507   P      DC C 507   O5'     0.070                       
REMARK 500     DA C 508   O4'    DA C 508   C1'     0.088                       
REMARK 500     DA C 508   C6     DA C 508   N1     -0.042                       
REMARK 500     DT C 509   P      DT C 509   O5'     0.085                       
REMARK 500     DT C 509   C5     DT C 509   C7      0.039                       
REMARK 500     DT C 509   O3'    DT C 510   P      -0.077                       
REMARK 500     DT C 510   N1     DT C 510   C2      0.057                       
REMARK 500     DA C 513   P      DA C 513   O5'     0.097                       
REMARK 500     DA C 513   N9     DA C 513   C4      0.051                       
REMARK 500     DG C 514   O3'    DG C 515   P       0.087                       
REMARK 500     DG C 515   O4'    DG C 515   C1'     0.080                       
REMARK 500     DG C 515   O3'    DT C 516   P      -0.101                       
REMARK 500     DT C 516   P      DT C 516   O5'     0.068                       
REMARK 500     DT C 516   C5     DT C 516   C7     -0.062                       
REMARK 500     DC C 517   P      DC C 517   O5'    -0.062                       
REMARK 500     DA C 518   C5'    DA C 518   C4'     0.046                       
REMARK 500     DT D 522   P      DT D 522   O5'    -0.071                       
REMARK 500     DT D 522   C5'    DT D 522   C4'     0.043                       
REMARK 500     DT D 522   C5     DT D 522   C7      0.046                       
REMARK 500     DG D 523   O3'    DA D 524   P      -0.079                       
REMARK 500     DA D 524   P      DA D 524   O5'     0.098                       
REMARK 500     DA D 524   C6     DA D 524   N1     -0.055                       
REMARK 500     DA D 524   N9     DA D 524   C4      0.086                       
REMARK 500     DC D 525   C4     DC D 525   C5      0.048                       
REMARK 500     DC D 526   O3'    DC D 526   C3'    -0.059                       
REMARK 500     DC D 526   N1     DC D 526   C2     -0.062                       
REMARK 500     DC D 526   C2     DC D 526   N3      0.064                       
REMARK 500     DC D 526   C5     DC D 526   C6      0.054                       
REMARK 500     DT D 527   C4     DT D 527   C5      0.057                       
REMARK 500     DT D 527   C5     DT D 527   C7      0.041                       
REMARK 500     DT D 527   O3'    DG D 528   P      -0.102                       
REMARK 500     DA D 529   P      DA D 529   O5'     0.062                       
REMARK 500     DA D 529   O3'    DA D 529   C3'    -0.043                       
REMARK 500     DA D 530   N1     DA D 530   C2     -0.054                       
REMARK 500     DA D 530   C4     DA D 530   C5     -0.056                       
REMARK 500     DA D 531   N9     DA D 531   C4      0.061                       
REMARK 500     DA D 531   C6     DA D 531   N6     -0.059                       
REMARK 500     DT D 532   O3'    DG D 533   P       0.083                       
REMARK 500     DC D 535   O3'    DC D 535   C3'    -0.045                       
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      52 BOND DEVIATIONS.                              
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     DC C 502   C4' -  C3' -  C2' ANGL. DEV. =   5.5 DEGREES          
REMARK 500     DA C 503   C3' -  O3' -  P   ANGL. DEV. =  10.6 DEGREES          
REMARK 500     DG C 504   O4' -  C1' -  N9  ANGL. DEV. =   2.1 DEGREES          
REMARK 500     DT C 506   C4' -  C3' -  C2' ANGL. DEV. =   6.5 DEGREES          
REMARK 500     DT C 506   O4' -  C1' -  N1  ANGL. DEV. =   2.9 DEGREES          
REMARK 500     DT C 506   C5  -  C6  -  N1  ANGL. DEV. =  -3.8 DEGREES          
REMARK 500     DT C 506   C3' -  O3' -  P   ANGL. DEV. = -11.7 DEGREES          
REMARK 500     DC C 507   O4' -  C1' -  N1  ANGL. DEV. =   2.2 DEGREES          
REMARK 500     DC C 507   C3' -  O3' -  P   ANGL. DEV. =  12.3 DEGREES          
REMARK 500     DA C 508   C3' -  O3' -  P   ANGL. DEV. =   7.3 DEGREES          
REMARK 500     DT C 509   C4' -  C3' -  C2' ANGL. DEV. =   5.4 DEGREES          
REMARK 500     DT C 509   C3' -  O3' -  P   ANGL. DEV. =  18.9 DEGREES          
REMARK 500     DT C 510   C3' -  O3' -  P   ANGL. DEV. =   8.5 DEGREES          
REMARK 500    5IU C 511   C3' -  O3' -  P   ANGL. DEV. =   7.4 DEGREES          
REMARK 500     DC C 512   C2  -  N3  -  C4  ANGL. DEV. =   3.0 DEGREES          
REMARK 500     DA C 513   C3' -  O3' -  P   ANGL. DEV. =   9.2 DEGREES          
REMARK 500     DG C 514   C3' -  O3' -  P   ANGL. DEV. =   7.2 DEGREES          
REMARK 500     DG C 515   C4' -  C3' -  C2' ANGL. DEV. =   5.5 DEGREES          
REMARK 500     DT C 516   C4  -  C5  -  C6  ANGL. DEV. =   4.0 DEGREES          
REMARK 500     DC C 517   C3' -  O3' -  P   ANGL. DEV. =  12.2 DEGREES          
REMARK 500     DA C 518   C3' -  O3' -  P   ANGL. DEV. =  13.6 DEGREES          
REMARK 500     DG C 519   N1  -  C6  -  O6  ANGL. DEV. =  -4.3 DEGREES          
REMARK 500     DG C 519   C5  -  C6  -  O6  ANGL. DEV. =   4.2 DEGREES          
REMARK 500     DC D 521   C3' -  O3' -  P   ANGL. DEV. =  23.5 DEGREES          
REMARK 500     DT D 522   N1  -  C2  -  N3  ANGL. DEV. =   4.3 DEGREES          
REMARK 500     DT D 522   C4  -  C5  -  C6  ANGL. DEV. =   3.7 DEGREES          
REMARK 500     DT D 522   N3  -  C2  -  O2  ANGL. DEV. =  -4.1 DEGREES          
REMARK 500     DT D 522   C3' -  O3' -  P   ANGL. DEV. =   9.9 DEGREES          
REMARK 500     DG D 523   C3' -  O3' -  P   ANGL. DEV. =  12.4 DEGREES          
REMARK 500     DA D 524   C5  -  N7  -  C8  ANGL. DEV. =   3.3 DEGREES          
REMARK 500     DA D 524   C3' -  O3' -  P   ANGL. DEV. =   7.8 DEGREES          
REMARK 500     DC D 525   C3' -  O3' -  P   ANGL. DEV. =  11.2 DEGREES          
REMARK 500     DC D 526   C3' -  O3' -  P   ANGL. DEV. =   8.0 DEGREES          
REMARK 500     DT D 527   C4  -  C5  -  C6  ANGL. DEV. =   3.6 DEGREES          
REMARK 500     DT D 527   C6  -  C5  -  C7  ANGL. DEV. =  -4.4 DEGREES          
REMARK 500     DT D 527   C3' -  O3' -  P   ANGL. DEV. =   9.6 DEGREES          
REMARK 500     DA D 529   C3' -  O3' -  P   ANGL. DEV. =  14.4 DEGREES          
REMARK 500     DA D 530   C3' -  O3' -  P   ANGL. DEV. =  14.8 DEGREES          
REMARK 500     DA D 531   C3' -  O3' -  P   ANGL. DEV. =   8.7 DEGREES          
REMARK 500     DT D 532   N1  -  C2  -  N3  ANGL. DEV. =   4.5 DEGREES          
REMARK 500     DT D 532   C4  -  C5  -  C6  ANGL. DEV. =   3.6 DEGREES          
REMARK 500     DT D 532   N3  -  C2  -  O2  ANGL. DEV. =  -3.9 DEGREES          
REMARK 500     DT D 532   C3' -  O3' -  P   ANGL. DEV. =  10.2 DEGREES          
REMARK 500     DG D 533   C3' -  C2' -  C1' ANGL. DEV. =  -6.2 DEGREES          
REMARK 500     DG D 533   N1  -  C6  -  O6  ANGL. DEV. =   3.8 DEGREES          
REMARK 500     DG D 533   C5  -  C6  -  O6  ANGL. DEV. =  -4.9 DEGREES          
REMARK 500     DC D 535   O4' -  C1' -  N1  ANGL. DEV. =   2.2 DEGREES          
REMARK 500     DC D 535   C3' -  O3' -  P   ANGL. DEV. =  10.7 DEGREES          
REMARK 500     DC D 536   O4' -  C1' -  N1  ANGL. DEV. =   2.2 DEGREES          
REMARK 500     DT D 537   C4  -  C5  -  C6  ANGL. DEV. =   4.2 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    CYS A 138     -145.72    -95.73                                   
REMARK 500    SER A 143       42.30    -86.87                                   
REMARK 500    TYR A 147      -84.71     53.65                                   
REMARK 500    THR A 162      -73.84    -44.43                                   
REMARK 500    ARG A 164      -88.86    -63.75                                   
REMARK 500    LEU A 167     -144.66   -137.73                                   
REMARK 500    ASP A 173     -111.64   -116.73                                   
REMARK 500    ASN A 174       58.60   -149.65                                   
REMARK 500    LYS A 175       64.07     30.14                                   
REMARK 500    CYS A 177      107.91    -43.34                                   
REMARK 500    GLU B 301      -58.04    176.34                                   
REMARK 500    ARG B 316       -3.46     78.36                                   
REMARK 500    TYR B 343     -115.74   -142.03                                   
REMARK 500    LYS B 351      -11.52    -49.72                                   
REMARK 500    ARG B 392        0.46    -50.18                                   
REMARK 500    GLU B 393        7.40    -68.63                                   
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     DA C 503         0.11    SIDE CHAIN                              
REMARK 500     DG C 505         0.06    SIDE CHAIN                              
REMARK 500     DC C 507         0.10    SIDE CHAIN                              
REMARK 500     DA C 518         0.08    SIDE CHAIN                              
REMARK 500     DA D 524         0.07    SIDE CHAIN                              
REMARK 500     DA D 529         0.07    SIDE CHAIN                              
REMARK 500     DA D 531         0.10    SIDE CHAIN                              
REMARK 500     DG D 533         0.06    SIDE CHAIN                              
REMARK 500     DG D 538         0.06    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 250  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 135   SG                                                     
REMARK 620 2 CYS A 138   SG  110.0                                              
REMARK 620 3 CYS A 152   SG  118.7 109.1                                        
REMARK 620 4 CYS A 155   SG  103.2 117.4  98.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 251  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 171   SG                                                     
REMARK 620 2 CYS A 177   SG  103.1                                              
REMARK 620 3 CYS A 187   SG  119.3 116.0                                        
REMARK 620 4 CYS A 190   SG  118.0  95.8 102.8                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 450  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B 303   SG                                                     
REMARK 620 2 CYS B 306   SG  113.7                                              
REMARK 620 3 CYS B 320   SG  110.0 106.4                                        
REMARK 620 4 CYS B 323   SG  109.4 111.3 105.7                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 451  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B 341   SG                                                     
REMARK 620 2 CYS B 347   SG  109.9                                              
REMARK 620 3 CYS B 357   SG  113.2 112.7                                        
REMARK 620 4 CYS B 360   SG  111.8 102.3 106.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 250                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 251                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 450                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 451                  
DBREF  2NLL A  135   200  UNP    P19793   RXRA_HUMAN     135    200             
DBREF  2NLL B  300   402  UNP    P10828   THB1_HUMAN     104    206             
DBREF  2NLL C  502   519  PDB    2NLL     2NLL           502    519             
DBREF  2NLL D  521   538  PDB    2NLL     2NLL           521    538             
SEQADV 2NLL GLU B  401  UNP  P10828    GLN   205 CONFLICT                       
SEQRES   1 C   18   DC  DA  DG  DG  DT  DC  DA  DT  DT 5IU  DC  DA  DG          
SEQRES   2 C   18   DG  DT  DC  DA  DG                                          
SEQRES   1 D   18   DC  DT  DG  DA  DC  DC  DT  DG  DA  DA  DA  DT  DG          
SEQRES   2 D   18   DA  DC  DC  DT  DG                                          
SEQRES   1 A   66  CYS ALA ILE CYS GLY ASP ARG SER SER GLY LYS HIS TYR          
SEQRES   2 A   66  GLY VAL TYR SER CYS GLU GLY CYS LYS GLY PHE PHE LYS          
SEQRES   3 A   66  ARG THR VAL ARG LYS ASP LEU THR TYR THR CYS ARG ASP          
SEQRES   4 A   66  ASN LYS ASP CYS LEU ILE ASP LYS ARG GLN ARG ASN ARG          
SEQRES   5 A   66  CYS GLN TYR CYS ARG TYR GLN LYS CYS LEU ALA MET GLY          
SEQRES   6 A   66  MET                                                          
SEQRES   1 B  103  ASP GLU LEU CYS VAL VAL CYS GLY ASP LYS ALA THR GLY          
SEQRES   2 B  103  TYR HIS TYR ARG CYS ILE THR CYS GLU GLY CYS LYS GLY          
SEQRES   3 B  103  PHE PHE ARG ARG THR ILE GLN LYS ASN LEU HIS PRO SER          
SEQRES   4 B  103  TYR SER CYS LYS TYR GLU GLY LYS CYS VAL ILE ASP LYS          
SEQRES   5 B  103  VAL THR ARG ASN GLN CYS GLN GLU CYS ARG PHE LYS LYS          
SEQRES   6 B  103  CYS ILE TYR VAL GLY MET ALA THR ASP LEU VAL LEU ASP          
SEQRES   7 B  103  ASP SER LYS ARG LEU ALA LYS ARG LYS LEU ILE GLU GLU          
SEQRES   8 B  103  ASN ARG GLU LYS ARG ARG ARG GLU GLU LEU GLU LYS              
MODRES 2NLL 5IU C  511   DU  5-IODO-2'-DEOXYURIDINE-5'-MONOPHOSPHATE            
HET    5IU  C 511      20                                                       
HET     ZN  A 250       1                                                       
HET     ZN  A 251       1                                                       
HET     ZN  B 450       1                                                       
HET     ZN  B 451       1                                                       
HETNAM     5IU 5-IODO-2'-DEOXYURIDINE-5'-MONOPHOSPHATE                          
HETNAM      ZN ZINC ION                                                         
FORMUL   1  5IU    C9 H12 I N2 O8 P                                             
FORMUL   5   ZN    4(ZN 2+)                                                     
FORMUL   9  HOH   *236(H2 O)                                                    
HELIX    1   1 GLU A  153  ARG A  164  1                                  12    
HELIX    2   2 GLN A  188  ALA A  197  1                                  10    
HELIX    3   3 GLU B  321  GLN B  332  1                                  12    
HELIX    4   4 HIS B  336  SER B  338  5                                   3    
HELIX    5   5 GLN B  358  VAL B  368  1                                  11    
HELIX    6   6 THR B  372  LEU B  374  5                                   3    
HELIX    7   7 ASP B  378  GLU B  401  1                                  24    
SHEET    1   A 2 LYS A 145  HIS A 146  0                                        
SHEET    2   A 2 VAL A 149  TYR A 150 -1  O  VAL A 149   N  HIS A 146           
SHEET    1   B 2 TYR B 313  HIS B 314  0                                        
SHEET    2   B 2 CYS B 317  ILE B 318 -1  O  CYS B 317   N  HIS B 314           
LINK         O3'  DT C 510                 P   5IU C 511     1555   1555  1.56  
LINK         O3' 5IU C 511                 P    DC C 512     1555   1555  1.57  
LINK         SG  CYS A 135                ZN    ZN A 250     1555   1555  2.36  
LINK         SG  CYS A 138                ZN    ZN A 250     1555   1555  2.34  
LINK         SG  CYS A 152                ZN    ZN A 250     1555   1555  2.26  
LINK         SG  CYS A 155                ZN    ZN A 250     1555   1555  2.33  
LINK         SG  CYS A 171                ZN    ZN A 251     1555   1555  2.32  
LINK         SG  CYS A 177                ZN    ZN A 251     1555   1555  2.33  
LINK         SG  CYS A 187                ZN    ZN A 251     1555   1555  2.31  
LINK         SG  CYS A 190                ZN    ZN A 251     1555   1555  2.31  
LINK         SG  CYS B 303                ZN    ZN B 450     1555   1555  2.26  
LINK         SG  CYS B 306                ZN    ZN B 450     1555   1555  2.37  
LINK         SG  CYS B 320                ZN    ZN B 450     1555   1555  2.38  
LINK         SG  CYS B 323                ZN    ZN B 450     1555   1555  2.32  
LINK         SG  CYS B 341                ZN    ZN B 451     1555   1555  2.31  
LINK         SG  CYS B 347                ZN    ZN B 451     1555   1555  2.28  
LINK         SG  CYS B 357                ZN    ZN B 451     1555   1555  2.33  
LINK         SG  CYS B 360                ZN    ZN B 451     1555   1555  2.26  
SITE     1 AC1  4 CYS A 135  CYS A 138  CYS A 152  CYS A 155                    
SITE     1 AC2  4 CYS A 171  CYS A 177  CYS A 187  CYS A 190                    
SITE     1 AC3  4 CYS B 303  CYS B 306  CYS B 320  CYS B 323                    
SITE     1 AC4  4 CYS B 341  CYS B 347  CYS B 357  CYS B 360                    
CRYST1   40.900   65.600  125.700  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      0.024450  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015244  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007955        0.00000