HEADER    HYDROLASE/DNA                           03-AUG-12   4B5F              
TITLE     SUBSTRATE BOUND NEISSERIA AP ENDONUCLEASE IN ABSENCE OF METAL IONS    
TITLE    2 (CRYSTAL FORM 1)                                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PUTATIVE EXODEOXYRIBONUCLEASE;                             
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: NEISSERIA AP ENDONUCLEASE;                                  
COMPND   5 EC: 3.1.11.2;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: 5'-D(*GP*CP*TP*AP*CP*3DRP*GP*AP*TP*CP*GP)-3';              
COMPND   9 CHAIN: U;                                                            
COMPND  10 SYNONYM: DNA 11MER CONTAINING ABASIC RESIDUE;                        
COMPND  11 ENGINEERED: YES;                                                     
COMPND  12 MOL_ID: 3;                                                           
COMPND  13 MOLECULE: 5'-D(*CP*GP*AP*TP*CP*GP*GP*TP*AP*GP*CP)-3';                
COMPND  14 CHAIN: V;                                                            
COMPND  15 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: NEISSERIA MENINGITIDIS;                         
SOURCE   3 ORGANISM_TAXID: 487;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 MOL_ID: 2;                                                           
SOURCE   7 SYNTHETIC: YES;                                                      
SOURCE   8 ORGANISM_SCIENTIFIC: NEISSERIA MENINGITIDIS;                         
SOURCE   9 ORGANISM_TAXID: 487;                                                 
SOURCE  10 MOL_ID: 3;                                                           
SOURCE  11 SYNTHETIC: YES;                                                      
SOURCE  12 ORGANISM_SCIENTIFIC: NEISSERIA MENINGITIDIS;                         
SOURCE  13 ORGANISM_TAXID: 487                                                  
KEYWDS    HYDROLASE-DNA COMPLEX                                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.LU,J.SILHAN,J.T.MACDONALD,E.P.CARPENTER,K.JENSEN,C.M.TANG,          
AUTHOR   2 G.S.BALDWIN,P.S.FREEMONT                                             
REVDAT   4   08-MAY-24 4B5F    1       LINK                                     
REVDAT   3   28-FEB-18 4B5F    1       JRNL                                     
REVDAT   2   07-NOV-12 4B5F    1       JRNL                                     
REVDAT   1   17-OCT-12 4B5F    0                                                
JRNL        AUTH   D.LU,J.SILHAN,J.T.MACDONALD,E.P.CARPENTER,K.JENSEN,C.M.TANG, 
JRNL        AUTH 2 G.S.BALDWIN,P.S.FREEMONT                                     
JRNL        TITL   STRUCTURAL BASIS FOR THE RECOGNITION AND CLEAVAGE OF ABASIC  
JRNL        TITL 2 DNA IN NEISSERIA MENINGITIDIS.                               
JRNL        REF    PROC. NATL. ACAD. SCI.        V. 109 16852 2012              
JRNL        REF  2 U.S.A.                                                       
JRNL        REFN                   ESSN 1091-6490                               
JRNL        PMID   23035246                                                     
JRNL        DOI    10.1073/PNAS.1206563109                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.01 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) : 2.01                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 33.90                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 20280                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.183                           
REMARK   3   R VALUE            (WORKING SET) : 0.178                           
REMARK   3   FREE R VALUE                     : 0.227                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.280                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2065                            
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 33.8993 -  4.3163    1.00     1982   221  0.1603 0.1914        
REMARK   3     2  4.3163 -  3.4270    1.00     1862   210  0.1583 0.1816        
REMARK   3     3  3.4270 -  2.9941    1.00     1875   179  0.1724 0.2386        
REMARK   3     4  2.9941 -  2.7205    1.00     1777   232  0.1915 0.2605        
REMARK   3     5  2.7205 -  2.5256    1.00     1799   211  0.1896 0.2438        
REMARK   3     6  2.5256 -  2.3767    1.00     1823   190  0.1831 0.2374        
REMARK   3     7  2.3767 -  2.2577    1.00     1768   204  0.1753 0.2301        
REMARK   3     8  2.2577 -  2.1594    1.00     1779   219  0.1830 0.2489        
REMARK   3     9  2.1594 -  2.0763    1.00     1782   198  0.1974 0.2731        
REMARK   3    10  2.0763 -  2.0047    1.00     1768   201  0.2122 0.2736        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : NULL                                          
REMARK   3   SOLVENT RADIUS     : NULL                                          
REMARK   3   SHRINKAGE RADIUS   : NULL                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.240            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.010           
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) : -1.60620                                             
REMARK   3    B22 (A**2) : -1.60620                                             
REMARK   3    B33 (A**2) : 3.21240                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
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      :  0.004           2763                                  
REMARK   3   ANGLE     :  0.600           3755                                  
REMARK   3   CHIRALITY :  0.038            384                                  
REMARK   3   PLANARITY :  0.001            398                                  
REMARK   3   DIHEDRAL  : 17.095           1030                                  
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 4B5F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 03-AUG-12.                  
REMARK 100 THE DEPOSITION ID IS D_1290053620.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SRS                                
REMARK 200  BEAMLINE                       : PX10.1                             
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                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 20280                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 33.800                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 6.300                              
REMARK 200  R MERGE                    (I) : 0.11000                            
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: OTHER                        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NONE                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 37.71                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.97                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
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       62.58250            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       33.89450            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       33.89450            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       93.87375            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       33.89450            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       33.89450            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       31.29125            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       33.89450            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       33.89450            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       93.87375            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       33.89450            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       33.89450            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       31.29125            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       62.58250            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3570 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12840 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -11.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, U, V                               
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 A2257  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH U2023  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     ALA A   257                                                      
REMARK 465     ALA A   258                                                      
REMARK 465     GLU A   259                                                      
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   O    HOH A  2209     O    HOH A  2210              2.10            
REMARK 500   O    HOH A  2214     O    HOH A  2215              2.17            
REMARK 500   O    HOH A  2068     O    HOH A  2152              2.19            
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 U  40   O4' -  C1' -  N1  ANGL. DEV. =   2.1 DEGREES          
REMARK 500     DG V  51   O4' -  C1' -  N9  ANGL. DEV. =   1.8 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    SER A  67     -143.46     51.12                                   
REMARK 500    ASN A 161       75.37   -105.08                                   
REMARK 500    PHE A 171       31.47   -141.44                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4B5G   RELATED DB: PDB                                   
REMARK 900 SUBSTRATE BOUND NEISSERIA AP ENDONUCLEASE IN ABSENCE OF METAL IONS   
REMARK 900 (CRYSTAL FORM 2)                                                     
REMARK 900 RELATED ID: 4B5H   RELATED DB: PDB                                   
REMARK 900 SUBSTATE BOUND INACTIVE MUTANT OF NEISSERIA AP ENDONUCLEASE IN       
REMARK 900 PRESENCE OF METAL IONS                                               
REMARK 900 RELATED ID: 4B5I   RELATED DB: PDB                                   
REMARK 900 PRODUCT COMPLEX OF NEISSERIA AP ENDONUCLEASE IN PRESENCE OF METAL    
REMARK 900 IONS                                                                 
REMARK 900 RELATED ID: 4B5J   RELATED DB: PDB                                   
REMARK 900 NEISSERIA AP ENDONUCLEASE BOUND TO THE SUBSTRATE WITH AN ORPHAN      
REMARK 900 ADENINE BASE                                                         
REMARK 900 RELATED ID: 4B5M   RELATED DB: PDB                                   
REMARK 900 NEISSERIA AP ENDONUCLEASE BOUND TO THE SUBSTRATE WITH A CYTOSINE     
REMARK 900 ORPHAN BASE                                                          
DBREF  4B5F A    1   259  UNP    C9X331   C9X331_NEIM8     1    259             
DBREF  4B5F U   31    41  PDB    4B5F     4B5F            31     41             
DBREF  4B5F V   42    52  PDB    4B5F     4B5F            42     52             
SEQADV 4B5F GLY A  101  UNP  C9X331    ASP   101 CONFLICT                       
SEQRES   1 A  259  MET LEU LYS ILE ILE SER ALA ASN VAL ASN GLY ILE ARG          
SEQRES   2 A  259  SER ALA TYR LYS LYS GLY PHE TYR GLU TYR ILE ALA ALA          
SEQRES   3 A  259  SER GLY ALA ASP ILE VAL CYS VAL GLN GLU LEU LYS ALA          
SEQRES   4 A  259  GLN GLU ALA ASP LEU SER ALA ASP MET LYS ASN PRO HIS          
SEQRES   5 A  259  GLY MET HIS GLY HIS TRP HIS CYS ALA GLU LYS ARG GLY          
SEQRES   6 A  259  TYR SER GLY VAL ALA VAL TYR SER LYS ARG LYS PRO ASP          
SEQRES   7 A  259  ASN VAL GLN ILE GLY MET GLY ILE GLU GLU PHE ASP ARG          
SEQRES   8 A  259  GLU GLY ARG PHE VAL ARG CYS ASP PHE GLY ARG LEU SER          
SEQRES   9 A  259  VAL ILE SER LEU TYR LEU PRO SER GLY SER SER ALA GLU          
SEQRES  10 A  259  GLU ARG GLN GLN VAL LYS TYR ARG PHE LEU ASP ALA PHE          
SEQRES  11 A  259  TYR PRO MET LEU GLU ALA MET LYS ASN GLU GLY ARG ASP          
SEQRES  12 A  259  ILE VAL VAL CYS GLY ASP TRP ASN ILE ALA HIS GLN ASN          
SEQRES  13 A  259  ILE ASP LEU LYS ASN TRP LYS GLY ASN GLN LYS ASN SER          
SEQRES  14 A  259  GLY PHE LEU PRO GLU GLU ARG GLU TRP ILE GLY LYS VAL          
SEQRES  15 A  259  ILE HIS LYS LEU GLY TRP THR ASP MET TRP ARG THR LEU          
SEQRES  16 A  259  TYR PRO ASP VAL PRO GLY TYR THR TRP TRP SER ASN ARG          
SEQRES  17 A  259  GLY GLN ALA TYR ALA LYS ASP VAL GLY TRP ARG ILE ASP          
SEQRES  18 A  259  TYR GLN MET VAL THR PRO GLU LEU ALA ALA LYS ALA VAL          
SEQRES  19 A  259  SER ALA HIS VAL TYR LYS ASP GLU LYS PHE SER ASP HIS          
SEQRES  20 A  259  ALA PRO LEU VAL VAL GLU TYR ASP TYR ALA ALA GLU              
SEQRES   1 U   11   DG  DC  DT  DA  DC 3DR  DG  DA  DT  DC  DG                  
SEQRES   1 V   11   DC  DG  DA  DT  DC  DG  DG  DT  DA  DG  DC                  
HET    3DR  U  36      11                                                       
HETNAM     3DR 1',2'-DIDEOXYRIBOFURANOSE-5'-PHOSPHATE                           
HETSYN     3DR ABASIC DIDEOXYRIBOSE                                             
FORMUL   2  3DR    C5 H11 O6 P                                                  
FORMUL   4  HOH   *326(H2 O)                                                    
HELIX    1   1 GLY A   11  TYR A   16  1                                   6    
HELIX    2   2 GLY A   19  SER A   27  1                                   9    
HELIX    3   3 GLN A   40  LEU A   44  5                                   5    
HELIX    4   4 SER A   45  ASN A   50  1                                   6    
HELIX    5   5 PRO A   51  MET A   54  5                                   4    
HELIX    6   6 ILE A   86  ARG A   91  1                                   6    
HELIX    7   7 ALA A  116  GLU A  140  1                                  25    
HELIX    8   8 GLN A  155  ASP A  158  5                                   4    
HELIX    9   9 LEU A  172  LYS A  185  1                                  14    
HELIX   10  10 MET A  191  TYR A  196  1                                   6    
HELIX   11  11 GLN A  210  ASP A  215  1                                   6    
HELIX   12  12 THR A  226  ALA A  231  1                                   6    
SHEET    1  AA 6 HIS A  55  HIS A  59  0                                        
SHEET    2  AA 6 VAL A  69  SER A  73 -1  O  VAL A  69   N  HIS A  59           
SHEET    3  AA 6 ILE A  31  GLN A  35 -1  O  VAL A  32   N  TYR A  72           
SHEET    4  AA 6 LEU A   2  ASN A   8  1  O  ILE A   5   N  CYS A  33           
SHEET    5  AA 6 LEU A 250  TYR A 254 -1  O  LEU A 250   N  SER A   6           
SHEET    6  AA 6 ALA A 233  VAL A 238 -1  N  VAL A 234   O  GLU A 253           
SHEET    1  AB 6 ASN A  79  ILE A  82  0                                        
SHEET    2  AB 6 PHE A  95  PHE A 100 -1  O  ARG A  97   N  GLN A  81           
SHEET    3  AB 6 LEU A 103  TYR A 109 -1  O  LEU A 103   N  PHE A 100           
SHEET    4  AB 6 ASP A 143  ASP A 149  1  O  ASP A 143   N  SER A 104           
SHEET    5  AB 6 ASP A 221  VAL A 225 -1  O  TYR A 222   N  GLY A 148           
SHEET    6  AB 6 THR A 189  ASP A 190 -1  O  THR A 189   N  VAL A 225           
SHEET    1  AC 2 TRP A 204  TRP A 205  0                                        
SHEET    2  AC 2 GLY A 217  TRP A 218 -1  N  TRP A 218   O  TRP A 204           
LINK         O3'  DC U  35                 P   3DR U  36     1555   1555  1.61  
LINK         O3' 3DR U  36                 P    DG U  37     1555   1555  1.61  
CRYST1   67.789   67.789  125.165  90.00  90.00  90.00 P 43 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      0.014752  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014752  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007989        0.00000