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Database: PDB
Entry: 3IRQ
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Original site: 3IRQ 
HEADER    HYDROLASE/DNA                           24-AUG-09   3IRQ              
TITLE     CRYSTAL STRUCTURE OF A Z-Z JUNCTION                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DOUBLE-STRANDED RNA-SPECIFIC ADENOSINE DEAMINASE;          
COMPND   3 CHAIN: D, C, B, A;                                                   
COMPND   4 FRAGMENT: ZALPHA DOMAIN;                                             
COMPND   5 SYNONYM: DRADA, 136 KDA DOUBLE-STRANDED RNA-BINDING PROTEIN, P136,   
COMPND   6 K88DSRBP, INTERFERON-INDUCIBLE PROTEIN 4, IFI-4;                     
COMPND   7 EC: 3.5.4.-;                                                         
COMPND   8 ENGINEERED: YES;                                                     
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: DNA (5'-D(*GP*TP*CP*GP*CP*GP*CP*GP*TP*CP*GP*CP*GP*CP*G)-   
COMPND  11 3');                                                                 
COMPND  12 CHAIN: G;                                                            
COMPND  13 ENGINEERED: YES;                                                     
COMPND  14 MOL_ID: 3;                                                           
COMPND  15 MOLECULE: DNA (5'-D(*AP*CP*CP*GP*CP*GP*CP*GP*AP*CP*GP*CP*GP*CP*G)-   
COMPND  16 3');                                                                 
COMPND  17 CHAIN: F;                                                            
COMPND  18 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: ADAR, ADAR1, DSRAD, G1P1, IFI4;                                
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET28;                                    
SOURCE  11 MOL_ID: 2;                                                           
SOURCE  12 SYNTHETIC: YES;                                                      
SOURCE  13 MOL_ID: 3;                                                           
SOURCE  14 SYNTHETIC: YES                                                       
KEYWDS    Z-DNA, ADAR1, RNA EDITING, INNATE IMMUNITY, DNA JUNCTION, Z DOMAIN,   
KEYWDS   2 ALTERNATIVE PROMOTER USAGE, ALTERNATIVE SPLICING, CYTOPLASM, DISEASE 
KEYWDS   3 MUTATION, DNA-BINDING, HYDROLASE, ISOPEPTIDE BOND, METAL-BINDING,    
KEYWDS   4 MRNA PROCESSING, NUCLEUS, PHOSPHOPROTEIN, POLYMORPHISM, RNA-BINDING, 
KEYWDS   5 RNA-MEDIATED GENE SILENCING, UBL CONJUGATION, ZINC, HYDROLASE-DNA    
KEYWDS   6 COMPLEX                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.ATHANASIADIS,M.DE ROSA                                              
REVDAT   3   06-SEP-23 3IRQ    1       SEQADV                                   
REVDAT   2   02-JUN-10 3IRQ    1       JRNL                                     
REVDAT   1   19-MAY-10 3IRQ    0                                                
JRNL        AUTH   M.DE ROSA,D.DE SANCTIS,A.L.ROSARIO,M.ARCHER,A.RICH,          
JRNL        AUTH 2 A.ATHANASIADIS,M.A.CARRONDO                                  
JRNL        TITL   CRYSTAL STRUCTURE OF A JUNCTION BETWEEN TWO Z-DNA HELICES.   
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V. 107  9088 2010              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   20439751                                                     
JRNL        DOI    10.1073/PNAS.1003182107                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE)                               
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 72.80                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 7864                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.236                           
REMARK   3   R VALUE            (WORKING SET) : 0.235                           
REMARK   3   FREE R VALUE                     : 0.271                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.640                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 365                             
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 72.8264 -  4.0382    0.94     2571   118  0.2213 0.2393        
REMARK   3     2  4.0382 -  3.2052    0.97     2500   125  0.2134 0.2745        
REMARK   3     3  3.2052 -  2.8001    0.95     2428   122  0.2762 0.3343        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : 0.31                                          
REMARK   3   B_SOL              : 39.57                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.400            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL             
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 79.80                          
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.003           2609                                  
REMARK   3   ANGLE     :  0.692           3620                                  
REMARK   3   CHIRALITY :  0.037            410                                  
REMARK   3   PLANARITY :  0.002            352                                  
REMARK   3   DIHEDRAL  : 19.097           1044                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : 1                                           
REMARK   3   NCS GROUP : 1                                                      
REMARK   3    NCS OPERATOR : 1                                                  
REMARK   3     REFERENCE SELECTION: CHAIN D AND (RESSEQ 183:186 OR RESSEQ       
REMARK   3                          176:179 OR RESSEQ 191:195 )                 
REMARK   3     SELECTION          : CHAIN B AND (RESSEQ 183:186 OR RESSEQ       
REMARK   3                          176:179 OR RESSEQ 191:195 )                 
REMARK   3     ATOM PAIRS NUMBER  : 101                                         
REMARK   3     RMSD               : 0.023                                       
REMARK   3    NCS OPERATOR : 2                                                  
REMARK   3     REFERENCE SELECTION: CHAIN D AND (RESSEQ 183:186 OR RESSEQ       
REMARK   3                          176:179 OR RESSEQ 191:195 )                 
REMARK   3     SELECTION          : CHAIN A AND (RESSEQ 183:186 OR RESSEQ       
REMARK   3                          176:179 OR RESSEQ 191:195 )                 
REMARK   3     ATOM PAIRS NUMBER  : 103                                         
REMARK   3     RMSD               : 0.038                                       
REMARK   3    NCS OPERATOR : 3                                                  
REMARK   3     REFERENCE SELECTION: CHAIN D AND (RESSEQ 183:186 OR RESSEQ       
REMARK   3                          176:179 OR RESSEQ 191:195 )                 
REMARK   3     SELECTION          : CHAIN C AND (RESSEQ 183:186 OR RESSEQ       
REMARK   3                          176:179 OR RESSEQ 191:195 )                 
REMARK   3     ATOM PAIRS NUMBER  : 103                                         
REMARK   3     RMSD               : 0.020                                       
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3IRQ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-AUG-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000054782.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 27-JUN-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 110.0                              
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID23-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.98                               
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 7894                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 106.000                            
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY                : 3.400                              
REMARK 200  R MERGE                    (I) : 0.08300                            
REMARK 200  R SYM                      (I) : 0.05000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.2000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.95                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 92.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.25600                            
REMARK 200  R SYM FOR SHELL            (I) : 0.14900                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1QBJ                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 39.34                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.03                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 17% PEG 2000, 0.1 M TRIS-HCL, 0.2 M      
REMARK 280  AMMONIUM ACETATE, PH 7.0, VAPOR DIFFUSION, HANGING DROP,            
REMARK 280  TEMPERATURE 293K                                                    
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       14.64150            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       53.24100            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       49.88050            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       53.24100            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       14.64150            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       49.88050            
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 300 REMARK: BIOLOGICAL ASSEMBLY IS A DOUBLE STRANDED DNA MOLECULE BOUND  
REMARK 300 BY FOUR PROTEIN MOLECULE                                             
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: HEXAMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4760 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18210 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -50.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: D, G, F, C, B, A                      
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     SER D   200                                                      
REMARK 465     THR D   201                                                      
REMARK 465     GLN D   202                                                      
REMARK 465      DG G    -1                                                      
REMARK 465      DA F    -1                                                      
REMARK 465     SER C   200                                                      
REMARK 465     THR C   201                                                      
REMARK 465     GLN C   202                                                      
REMARK 465     GLY B   136                                                      
REMARK 465     VAL B   199                                                      
REMARK 465     SER B   200                                                      
REMARK 465     THR B   201                                                      
REMARK 465     GLN B   202                                                      
REMARK 465     GLY A   136                                                      
REMARK 465     ALA A   198                                                      
REMARK 465     VAL A   199                                                      
REMARK 465     SER A   200                                                      
REMARK 465     THR A   201                                                      
REMARK 465     GLN A   202                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LYS D 145    CE   NZ                                             
REMARK 470     GLN D 186    CG   CD   OE1  NE2                                  
REMARK 470      DT G   0    C2   O2   N3   C4   O4   C5   C7                    
REMARK 470      DT G   0    C6                                                  
REMARK 470      DC F   0    N1   C2   O2   N3   C4   N4   C5                    
REMARK 470      DC F   0    C6                                                  
REMARK 470     LYS B 145    CG   CD   CE   NZ                                   
REMARK 470     LYS B 184    CE   NZ                                             
REMARK 470     GLN B 186    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 154    CE   NZ                                             
REMARK 470     LYS A 187    CE   NZ                                             
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     DT G   7   O4' -  C1' -  N1  ANGL. DEV. =   2.1 DEGREES          
REMARK 500     DT G   7   O4' -  C1' -  N1  ANGL. DEV. =   2.0 DEGREES          
REMARK 500     DC F  12   O4' -  C1' -  N1  ANGL. DEV. =   2.7 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    SER D 137     -179.22    -65.89                                   
REMARK 500    GLU D 149       38.64    -78.97                                   
REMARK 500    LEU B 150      -75.52    -56.99                                   
REMARK 500    ALA B 189      166.30    -47.73                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1QBJ   RELATED DB: PDB                                   
REMARK 900 ZALPHA/Z-DNA                                                         
REMARK 900 RELATED ID: 3IRR   RELATED DB: PDB                                   
REMARK 900 Z-Z JUNCTION (WITH HEPES INTERCALATING)                              
DBREF  3IRQ D  140   202  UNP    P55265   DSRAD_HUMAN    140    202             
DBREF  3IRQ C  140   202  UNP    P55265   DSRAD_HUMAN    140    202             
DBREF  3IRQ B  140   202  UNP    P55265   DSRAD_HUMAN    140    202             
DBREF  3IRQ A  140   202  UNP    P55265   DSRAD_HUMAN    140    202             
DBREF  3IRQ G   -1    13  PDB    3IRQ     3IRQ            -1     13             
DBREF  3IRQ F   -1    13  PDB    3IRQ     3IRQ            -1     13             
SEQADV 3IRQ GLY D  136  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ SER D  137  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ HIS D  138  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ MET D  139  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ GLY C  136  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ SER C  137  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ HIS C  138  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ MET C  139  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ GLY B  136  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ SER B  137  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ HIS B  138  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ MET B  139  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ GLY A  136  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ SER A  137  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ HIS A  138  UNP  P55265              EXPRESSION TAG                 
SEQADV 3IRQ MET A  139  UNP  P55265              EXPRESSION TAG                 
SEQRES   1 D   67  GLY SER HIS MET GLU GLN ARG ILE LEU LYS PHE LEU GLU          
SEQRES   2 D   67  GLU LEU GLY GLU GLY LYS ALA THR THR ALA HIS ASP LEU          
SEQRES   3 D   67  SER GLY LYS LEU GLY THR PRO LYS LYS GLU ILE ASN ARG          
SEQRES   4 D   67  VAL LEU TYR SER LEU ALA LYS LYS GLY LYS LEU GLN LYS          
SEQRES   5 D   67  GLU ALA GLY THR PRO PRO LEU TRP LYS ILE ALA VAL SER          
SEQRES   6 D   67  THR GLN                                                      
SEQRES   1 G   15   DG  DT  DC  DG  DC  DG  DC  DG  DT  DC  DG  DC  DG          
SEQRES   2 G   15   DC  DG                                                      
SEQRES   1 F   15   DA  DC  DC  DG  DC  DG  DC  DG  DA  DC  DG  DC  DG          
SEQRES   2 F   15   DC  DG                                                      
SEQRES   1 C   67  GLY SER HIS MET GLU GLN ARG ILE LEU LYS PHE LEU GLU          
SEQRES   2 C   67  GLU LEU GLY GLU GLY LYS ALA THR THR ALA HIS ASP LEU          
SEQRES   3 C   67  SER GLY LYS LEU GLY THR PRO LYS LYS GLU ILE ASN ARG          
SEQRES   4 C   67  VAL LEU TYR SER LEU ALA LYS LYS GLY LYS LEU GLN LYS          
SEQRES   5 C   67  GLU ALA GLY THR PRO PRO LEU TRP LYS ILE ALA VAL SER          
SEQRES   6 C   67  THR GLN                                                      
SEQRES   1 B   67  GLY SER HIS MET GLU GLN ARG ILE LEU LYS PHE LEU GLU          
SEQRES   2 B   67  GLU LEU GLY GLU GLY LYS ALA THR THR ALA HIS ASP LEU          
SEQRES   3 B   67  SER GLY LYS LEU GLY THR PRO LYS LYS GLU ILE ASN ARG          
SEQRES   4 B   67  VAL LEU TYR SER LEU ALA LYS LYS GLY LYS LEU GLN LYS          
SEQRES   5 B   67  GLU ALA GLY THR PRO PRO LEU TRP LYS ILE ALA VAL SER          
SEQRES   6 B   67  THR GLN                                                      
SEQRES   1 A   67  GLY SER HIS MET GLU GLN ARG ILE LEU LYS PHE LEU GLU          
SEQRES   2 A   67  GLU LEU GLY GLU GLY LYS ALA THR THR ALA HIS ASP LEU          
SEQRES   3 A   67  SER GLY LYS LEU GLY THR PRO LYS LYS GLU ILE ASN ARG          
SEQRES   4 A   67  VAL LEU TYR SER LEU ALA LYS LYS GLY LYS LEU GLN LYS          
SEQRES   5 A   67  GLU ALA GLY THR PRO PRO LEU TRP LYS ILE ALA VAL SER          
SEQRES   6 A   67  THR GLN                                                      
FORMUL   7  HOH   *18(H2 O)                                                     
HELIX    1   1 SER D  137  GLU D  149  1                                  13    
HELIX    2   2 THR D  157  LEU D  165  1                                   9    
HELIX    3   3 PRO D  168  LYS D  181  1                                  14    
HELIX    4   4 GLY C  136  LEU C  150  1                                  15    
HELIX    5   5 THR C  157  LEU C  165  1                                   9    
HELIX    6   6 PRO C  168  LYS C  182  1                                  15    
HELIX    7   7 SER B  137  GLY B  151  1                                  15    
HELIX    8   8 THR B  157  GLY B  166  1                                  10    
HELIX    9   9 PRO B  168  LYS B  182  1                                  15    
HELIX   10  10 SER A  137  GLU A  149  1                                  13    
HELIX   11  11 THR A  157  LEU A  165  1                                   9    
HELIX   12  12 PRO A  168  LYS A  181  1                                  14    
SHEET    1   A 2 LEU D 185  GLU D 188  0                                        
SHEET    2   A 2 LEU D 194  ILE D 197 -1  O  LYS D 196   N  GLN D 186           
SHEET    1   B 2 LEU C 185  GLU C 188  0                                        
SHEET    2   B 2 LEU C 194  ILE C 197 -1  O  LEU C 194   N  GLU C 188           
SHEET    1   C 2 LEU B 185  GLU B 188  0                                        
SHEET    2   C 2 LEU B 194  ILE B 197 -1  O  LYS B 196   N  GLN B 186           
SHEET    1   D 2 GLN A 186  GLU A 188  0                                        
SHEET    2   D 2 LEU A 194  LYS A 196 -1  O  LEU A 194   N  GLU A 188           
CISPEP   1 THR D  191    PRO D  192          0         7.69                     
CISPEP   2 THR C  191    PRO C  192          0         7.63                     
CISPEP   3 THR B  191    PRO B  192          0         7.87                     
CISPEP   4 THR A  191    PRO A  192          0         5.90                     
CRYST1   29.283   99.761  106.482  90.00  90.00  90.00 P 21 21 21   16          
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      0.034150  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010024  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009391        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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