HEADER    TRANSCRIPTION/DNA                       25-MAY-14   4QGU              
TITLE     PROTEIN DOMAIN COMPLEX WITH SSDNA                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GAMMA-INTERFERON-INDUCIBLE PROTEIN 16;                     
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: IFI-16, INTERFERON-INDUCIBLE MYELOID DIFFERENTIATION        
COMPND   5 TRANSCRIPTIONAL ACTIVATOR;                                           
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: DNA (5'-D(P*AP*GP*GP*CP*CP*GP*GP*CP*GP*TP*GP*A)-3');       
COMPND   9 CHAIN: C, D;                                                         
COMPND  10 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: IFI16, IFNGIP1;                                                
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 MOL_ID: 2;                                                           
SOURCE   9 SYNTHETIC: YES                                                       
KEYWDS    OB FOLD, DNA BINDING, CYTOSOLIC DNA SENSOR, CYTOSOLIC, IMMUNE         
KEYWDS   2 RESPONSE-DNA COMPLEX, TRANSCRIPTION ACTIVATOR-DNA COMPLEX,           
KEYWDS   3 TRANSCRIPTION-DNA COMPLEX                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    X.NI,H.RU,L.ZHAO,N.SHAW,W.DING,O.SONGYING,Z.-J.LIU                    
REVDAT   3   28-FEB-24 4QGU    1       SEQADV                                   
REVDAT   2   20-JUL-16 4QGU    1       JRNL                                     
REVDAT   1   17-JUN-15 4QGU    0                                                
JRNL        AUTH   X.NI,H.RU,F.MA,L.ZHAO,N.SHAW,Y.FENG,W.DING,W.GONG,Q.WANG,    
JRNL        AUTH 2 S.OUYANG,G.CHENG,Z.J.LIU                                     
JRNL        TITL   NEW INSIGHTS INTO THE STRUCTURAL BASIS OF DNA RECOGNITION BY 
JRNL        TITL 2 HINA AND HINB DOMAINS OF IFI16.                              
JRNL        REF    J MOL CELL BIOL               V.   8    51 2016              
JRNL        REFN                   ISSN 1674-2788                               
JRNL        PMID   26246511                                                     
JRNL        DOI    10.1093/JMCB/MJV053                                          
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.55 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (PHENIX.REFINE: 1.8.4_1496)                   
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) : 2.55                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 38.40                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.340                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 18078                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.239                           
REMARK   3   R VALUE            (WORKING SET) : 0.238                           
REMARK   3   FREE R VALUE                     : 0.258                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.960                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 897                             
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 38.4037 -  4.6224    0.99     3078   170  0.1957 0.2080        
REMARK   3     2  4.6224 -  3.6699    0.99     2971   132  0.2166 0.2425        
REMARK   3     3  3.6699 -  3.2062    0.98     2913   148  0.2530 0.2645        
REMARK   3     4  3.2062 -  2.9132    1.00     2909   162  0.2986 0.3187        
REMARK   3     5  2.9132 -  2.7045    0.98     2842   147  0.3151 0.3512        
REMARK   3     6  2.7045 -  2.5450    0.84     2468   138  0.3817 0.4527        
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              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.400            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.090           
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  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      :  0.016           3657                                  
REMARK   3   ANGLE     :  1.528           5007                                  
REMARK   3   CHIRALITY :  0.100            570                                  
REMARK   3   PLANARITY :  0.008            554                                  
REMARK   3   DIHEDRAL  : 22.944           1432                                  
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 : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4QGU COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-JUN-14.                  
REMARK 100 THE DEPOSITION ID IS D_1000086037.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 04-MAR-13                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.1                              
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                  : GRAPHITE                           
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18078                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.545                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 38.399                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.5                               
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: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASES                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.79                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% (W/V) PEG 3350 AND 0.2 M POTASSIUM   
REMARK 280  FLUORIDE; 20% (W/V) PEG 3350 AND 0.2 M SODIUM FORMATE; OR 20% (W/   
REMARK 280  V) PEG 3350 AND 0.2 M LITHIUM ACETATE DEHYDRATE, PH 7.5, VAPOR      
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 298K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       42.85750            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       45.93250            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       42.85750            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       45.93250            
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: A, B, C, D                            
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH C 101  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A   188                                                      
REMARK 465     SER A   189                                                      
REMARK 465     HIS A   190                                                      
REMARK 465     MET A   191                                                      
REMARK 465     GLN A   192                                                      
REMARK 465     VAL A   193                                                      
REMARK 465     THR A   194                                                      
REMARK 465     PRO A   195                                                      
REMARK 465     ARG A   196                                                      
REMARK 465     ARG A   197                                                      
REMARK 465     ASN A   198                                                      
REMARK 465     LYS A   390                                                      
REMARK 465     LYS A   391                                                      
REMARK 465     THR A   392                                                      
REMARK 465     ASN A   393                                                      
REMARK 465     GLY B   188                                                      
REMARK 465     SER B   189                                                      
REMARK 465     HIS B   190                                                      
REMARK 465     MET B   191                                                      
REMARK 465     GLN B   192                                                      
REMARK 465     VAL B   193                                                      
REMARK 465     THR B   194                                                      
REMARK 465     PRO B   195                                                      
REMARK 465     ARG B   196                                                      
REMARK 465     ARG B   197                                                      
REMARK 465     ASN B   285                                                      
REMARK 465     LYS B   390                                                      
REMARK 465     LYS B   391                                                      
REMARK 465     THR B   392                                                      
REMARK 465     ASN B   393                                                      
REMARK 465      DA D    -1                                                      
REMARK 465      DG D     0                                                      
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      DG D   1    OP2                                                 
REMARK 470      DG D   4    OP2                                                 
REMARK 470      DC D   6    OP1                                                 
REMARK 470      DT D   8    OP1                                                 
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     GLU A  251   CD                                                  
REMARK 480     GLU A  276   CD                                                  
REMARK 480     GLN A  310   OE1                                                 
REMARK 480     ARG A  370   CZ                                                  
REMARK 480     GLU B  251   CD                                                  
REMARK 480     GLU B  276   CD                                                  
REMARK 480     GLN B  310   CA   CG   CD                                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   N4    DC C     5     O4    DT D     8              1.66            
REMARK 500   OD2  ASP A   305     NH1  ARG A   340              1.70            
REMARK 500   OD1  ASP A   305     NH1  ARG A   340              1.79            
REMARK 500   CG   ASP A   305     NH1  ARG A   340              1.86            
REMARK 500   NZ   LYS B   256     O    GLY B   283              1.88            
REMARK 500   N4    DC C     4     O6    DG D     9              1.98            
REMARK 500   O6    DG C     3     N6    DA D    10              1.99            
REMARK 500   NE2  GLN B   236     O    GLU B   289              2.10            
REMARK 500   OG1  THR B   235     O    HOH B   417              2.10            
REMARK 500   CE   LYS B   256     O    GLY B   283              2.11            
REMARK 500   NE2  GLN A   201     OE1  GLU A   266              2.14            
REMARK 500   OE1  GLN A   310     ND2  ASN A   314              2.18            
REMARK 500   N4    DC C     8     O6    DG D     5              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   NZ   LYS B   372     O6    DG C     2     2655     1.36            
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     DA C   1   N9  -  C1' -  C2' ANGL. DEV. =   8.7 DEGREES          
REMARK 500     DA C   1   O4' -  C1' -  N9  ANGL. DEV. =   5.9 DEGREES          
REMARK 500     DG C   3   O5' -  C5' -  C4' ANGL. DEV. =  -5.4 DEGREES          
REMARK 500     DG C   3   C3' -  C2' -  C1' ANGL. DEV. =  -6.8 DEGREES          
REMARK 500     DG C   3   O4' -  C1' -  N9  ANGL. DEV. =   9.6 DEGREES          
REMARK 500     DC C   4   C1' -  O4' -  C4' ANGL. DEV. =  -6.7 DEGREES          
REMARK 500     DC C   5   O4' -  C1' -  N1  ANGL. DEV. =   6.6 DEGREES          
REMARK 500     DG C   6   C3' -  C2' -  C1' ANGL. DEV. =  -6.2 DEGREES          
REMARK 500     DG C   6   O4' -  C1' -  N9  ANGL. DEV. =   6.7 DEGREES          
REMARK 500     DG C   7   O4' -  C1' -  N9  ANGL. DEV. =   3.0 DEGREES          
REMARK 500     DC C   8   O4' -  C1' -  N1  ANGL. DEV. =  -4.7 DEGREES          
REMARK 500     DG C   9   O4' -  C1' -  N9  ANGL. DEV. =   2.0 DEGREES          
REMARK 500     DT C  10   O4' -  C1' -  N1  ANGL. DEV. =   6.3 DEGREES          
REMARK 500     DG C  11   C3' -  C2' -  C1' ANGL. DEV. =  -5.7 DEGREES          
REMARK 500     DG C  11   O4' -  C1' -  N9  ANGL. DEV. =  11.0 DEGREES          
REMARK 500     DA C  12   C1' -  O4' -  C4' ANGL. DEV. =  -7.5 DEGREES          
REMARK 500     DG D   1   O4' -  C1' -  N9  ANGL. DEV. =  -4.4 DEGREES          
REMARK 500     DG D   4   O5' -  C5' -  C4' ANGL. DEV. =  -7.8 DEGREES          
REMARK 500     DG D   4   O4' -  C4' -  C3' ANGL. DEV. =  -2.8 DEGREES          
REMARK 500     DG D   4   O4' -  C1' -  N9  ANGL. DEV. =  -6.1 DEGREES          
REMARK 500     DG D   5   O4' -  C1' -  N9  ANGL. DEV. =   4.6 DEGREES          
REMARK 500     DC D   6   O4' -  C1' -  N1  ANGL. DEV. =   6.0 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    THR A 235     -165.59   -125.56                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 LYS B  372     ASN B  373                  -34.90                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  4QGU A  192   393  UNP    Q16666   IF16_HUMAN     192    393             
DBREF  4QGU B  192   393  UNP    Q16666   IF16_HUMAN     192    393             
DBREF  4QGU C    1    12  PDB    4QGU     4QGU             1     12             
DBREF  4QGU D   -1    10  PDB    4QGU     4QGU            -1     10             
SEQADV 4QGU GLY A  188  UNP  Q16666              EXPRESSION TAG                 
SEQADV 4QGU SER A  189  UNP  Q16666              EXPRESSION TAG                 
SEQADV 4QGU HIS A  190  UNP  Q16666              EXPRESSION TAG                 
SEQADV 4QGU MET A  191  UNP  Q16666              EXPRESSION TAG                 
SEQADV 4QGU GLY B  188  UNP  Q16666              EXPRESSION TAG                 
SEQADV 4QGU SER B  189  UNP  Q16666              EXPRESSION TAG                 
SEQADV 4QGU HIS B  190  UNP  Q16666              EXPRESSION TAG                 
SEQADV 4QGU MET B  191  UNP  Q16666              EXPRESSION TAG                 
SEQRES   1 A  206  GLY SER HIS MET GLN VAL THR PRO ARG ARG ASN VAL LEU          
SEQRES   2 A  206  GLN LYS ARG PRO VAL ILE VAL LYS VAL LEU SER THR THR          
SEQRES   3 A  206  LYS PRO PHE GLU TYR GLU THR PRO GLU MET GLU LYS LYS          
SEQRES   4 A  206  ILE MET PHE HIS ALA THR VAL ALA THR GLN THR GLN PHE          
SEQRES   5 A  206  PHE HIS VAL LYS VAL LEU ASN THR SER LEU LYS GLU LYS          
SEQRES   6 A  206  PHE ASN GLY LYS LYS ILE ILE ILE ILE SER ASP TYR LEU          
SEQRES   7 A  206  GLU TYR ASP SER LEU LEU GLU VAL ASN GLU GLU SER THR          
SEQRES   8 A  206  VAL SER GLU ALA GLY PRO ASN GLN THR PHE GLU VAL PRO          
SEQRES   9 A  206  ASN LYS ILE ILE ASN ARG ALA LYS GLU THR LEU LYS ILE          
SEQRES  10 A  206  ASP ILE LEU HIS LYS GLN ALA SER GLY ASN ILE VAL TYR          
SEQRES  11 A  206  GLY VAL PHE MET LEU HIS LYS LYS THR VAL ASN GLN LYS          
SEQRES  12 A  206  THR THR ILE TYR GLU ILE GLN ASP ASP ARG GLY LYS MET          
SEQRES  13 A  206  ASP VAL VAL GLY THR GLY GLN CYS HIS ASN ILE PRO CYS          
SEQRES  14 A  206  GLU GLU GLY ASP LYS LEU GLN LEU PHE CYS PHE ARG LEU          
SEQRES  15 A  206  ARG LYS LYS ASN GLN MET SER LYS LEU ILE SER GLU MET          
SEQRES  16 A  206  HIS SER PHE ILE GLN ILE LYS LYS LYS THR ASN                  
SEQRES   1 B  206  GLY SER HIS MET GLN VAL THR PRO ARG ARG ASN VAL LEU          
SEQRES   2 B  206  GLN LYS ARG PRO VAL ILE VAL LYS VAL LEU SER THR THR          
SEQRES   3 B  206  LYS PRO PHE GLU TYR GLU THR PRO GLU MET GLU LYS LYS          
SEQRES   4 B  206  ILE MET PHE HIS ALA THR VAL ALA THR GLN THR GLN PHE          
SEQRES   5 B  206  PHE HIS VAL LYS VAL LEU ASN THR SER LEU LYS GLU LYS          
SEQRES   6 B  206  PHE ASN GLY LYS LYS ILE ILE ILE ILE SER ASP TYR LEU          
SEQRES   7 B  206  GLU TYR ASP SER LEU LEU GLU VAL ASN GLU GLU SER THR          
SEQRES   8 B  206  VAL SER GLU ALA GLY PRO ASN GLN THR PHE GLU VAL PRO          
SEQRES   9 B  206  ASN LYS ILE ILE ASN ARG ALA LYS GLU THR LEU LYS ILE          
SEQRES  10 B  206  ASP ILE LEU HIS LYS GLN ALA SER GLY ASN ILE VAL TYR          
SEQRES  11 B  206  GLY VAL PHE MET LEU HIS LYS LYS THR VAL ASN GLN LYS          
SEQRES  12 B  206  THR THR ILE TYR GLU ILE GLN ASP ASP ARG GLY LYS MET          
SEQRES  13 B  206  ASP VAL VAL GLY THR GLY GLN CYS HIS ASN ILE PRO CYS          
SEQRES  14 B  206  GLU GLU GLY ASP LYS LEU GLN LEU PHE CYS PHE ARG LEU          
SEQRES  15 B  206  ARG LYS LYS ASN GLN MET SER LYS LEU ILE SER GLU MET          
SEQRES  16 B  206  HIS SER PHE ILE GLN ILE LYS LYS LYS THR ASN                  
SEQRES   1 C   12   DA  DG  DG  DC  DC  DG  DG  DC  DG  DT  DG  DA              
SEQRES   1 D   12   DA  DG  DG  DC  DC  DG  DG  DC  DG  DT  DG  DA              
FORMUL   5  HOH   *59(H2 O)                                                     
HELIX    1   1 ASN A  246  ASN A  254  5                                   9    
HELIX    2   2 PRO A  291  GLU A  300  1                                  10    
HELIX    3   3 LYS A  303  HIS A  308  1                                   6    
HELIX    4   4 THR A  348  HIS A  352  5                                   5    
HELIX    5   5 ASN B  246  ASN B  254  5                                   9    
HELIX    6   6 PRO B  291  GLU B  300  1                                  10    
HELIX    7   7 LYS B  303  HIS B  308  1                                   6    
HELIX    8   8 THR B  348  HIS B  352  5                                   5    
SHEET    1   A 6 LEU A 200  GLN A 201  0                                        
SHEET    2   A 6 TYR A 264  TYR A 267 -1  O  TYR A 264   N  GLN A 201           
SHEET    3   A 6 LEU A 270  VAL A 273 -1  O  GLU A 272   N  LEU A 265           
SHEET    4   A 6 PHE A 239  VAL A 244  1  N  LYS A 243   O  VAL A 273           
SHEET    5   A 6 LYS A 225  ALA A 234 -1  N  PHE A 229   O  VAL A 244           
SHEET    6   A 6 PHE A 216  GLU A 219 -1  N  TYR A 218   O  LYS A 226           
SHEET    1   B 8 LEU A 200  GLN A 201  0                                        
SHEET    2   B 8 TYR A 264  TYR A 267 -1  O  TYR A 264   N  GLN A 201           
SHEET    3   B 8 LEU A 270  VAL A 273 -1  O  GLU A 272   N  LEU A 265           
SHEET    4   B 8 PHE A 239  VAL A 244  1  N  LYS A 243   O  VAL A 273           
SHEET    5   B 8 LYS A 225  ALA A 234 -1  N  PHE A 229   O  VAL A 244           
SHEET    6   B 8 VAL A 205  THR A 212 -1  N  LEU A 210   O  THR A 232           
SHEET    7   B 8 ILE A 258  SER A 262 -1  O  ILE A 259   N  VAL A 207           
SHEET    8   B 8 THR A 278  GLU A 281 -1  O  SER A 280   N  ILE A 260           
SHEET    1   C 7 PHE A 385  ILE A 388  0                                        
SHEET    2   C 7 LYS A 361  LYS A 372 -1  N  GLN A 363   O  GLN A 387           
SHEET    3   C 7 MET A 375  ILE A 379 -1  O  ILE A 379   N  ARG A 368           
SHEET    4   C 7 GLY A 341  GLY A 347  1  N  VAL A 346   O  LEU A 378           
SHEET    5   C 7 THR A 332  ASP A 338 -1  N  TYR A 334   O  VAL A 345           
SHEET    6   C 7 ILE A 315  VAL A 327 -1  N  LYS A 324   O  GLU A 335           
SHEET    7   C 7 LYS A 361  LYS A 372 -1  O  LEU A 364   N  GLY A 318           
SHEET    1   D 5 PHE B 216  GLU B 219  0                                        
SHEET    2   D 5 LYS B 225  ALA B 234 -1  O  LYS B 226   N  TYR B 218           
SHEET    3   D 5 PHE B 239  VAL B 244 -1  O  VAL B 242   N  ALA B 231           
SHEET    4   D 5 LEU B 270  VAL B 273  1  O  VAL B 273   N  LYS B 243           
SHEET    5   D 5 LEU B 265  TYR B 267 -1  N  LEU B 265   O  GLU B 272           
SHEET    1   E 5 PHE B 216  GLU B 219  0                                        
SHEET    2   E 5 LYS B 225  ALA B 234 -1  O  LYS B 226   N  TYR B 218           
SHEET    3   E 5 VAL B 205  THR B 212 -1  N  LEU B 210   O  THR B 232           
SHEET    4   E 5 ILE B 258  SER B 262 -1  O  ILE B 261   N  VAL B 205           
SHEET    5   E 5 THR B 278  GLU B 281 -1  O  THR B 278   N  SER B 262           
SHEET    1   F 7 PHE B 385  ILE B 388  0                                        
SHEET    2   F 7 LYS B 361  LYS B 371 -1  N  GLN B 363   O  GLN B 387           
SHEET    3   F 7 SER B 376  ILE B 379 -1  O  ILE B 379   N  ARG B 368           
SHEET    4   F 7 GLY B 341  GLY B 347  1  N  ASP B 344   O  LEU B 378           
SHEET    5   F 7 THR B 332  ASP B 338 -1  N  TYR B 334   O  VAL B 345           
SHEET    6   F 7 ILE B 315  VAL B 327 -1  N  LYS B 324   O  GLU B 335           
SHEET    7   F 7 LYS B 361  LYS B 371 -1  O  LEU B 364   N  GLY B 318           
CISPEP   1 GLY B  255    LYS B  256          0        -8.36                     
CRYST1   85.715   91.865   69.978  90.00  90.00  90.00 P 21 21 2     8          
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      0.011667  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010886  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014290        0.00000