HEADER    HYDROLASE                               06-MAY-04   1T6C              
TITLE     STRUCTURAL CHARACTERIZATION OF THE PPX/GPPA PROTEIN FAMILY: CRYSTAL   
TITLE    2 STRUCTURE OF THE AQUIFEX AEOLICUS FAMILY MEMBER                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: EXOPOLYPHOSPHATASE;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: PPX/GPPA PHOSPHATASE;                                       
COMPND   5 EC: 3.6.1.11, 3.6.1.40;                                              
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: AQUIFEX AEOLICUS;                               
SOURCE   3 ORGANISM_TAXID: 224324;                                              
SOURCE   4 STRAIN: VF5;                                                         
SOURCE   5 GENE: PPX;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: ROSETTA(DE3)PLYSS;                         
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET28A                                    
KEYWDS    ALPHA/BETA PROTEIN, ACTIN-LIKE FOLD, HYDROLASE                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    O.KRISTENSEN,M.LAURBERG,A.LILJAS,J.S.KASTRUP,M.GAJHEDE                
REVDAT   5   03-APR-24 1T6C    1       REMARK                                   
REVDAT   4   13-MAR-24 1T6C    1       REMARK SEQADV LINK                       
REVDAT   3   13-JUL-11 1T6C    1       VERSN                                    
REVDAT   2   24-FEB-09 1T6C    1       VERSN                                    
REVDAT   1   03-AUG-04 1T6C    0                                                
JRNL        AUTH   O.KRISTENSEN,M.LAURBERG,A.LILJAS,J.S.KASTRUP,M.GAJHEDE       
JRNL        TITL   STRUCTURAL CHARACTERIZATION OF THE STRINGENT RESPONSE        
JRNL        TITL 2 RELATED EXOPOLYPHOSPHATASE/GUANOSINE PENTAPHOSPHATE          
JRNL        TITL 3 PHOSPHOHYDROLASE PROTEIN FAMILY                              
JRNL        REF    BIOCHEMISTRY                  V.  43  8894 2004              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   15248747                                                     
JRNL        DOI    10.1021/BI049083C                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.KURODA,K.NOMURA,R.OHTOMO,J.KATO,T.IKEDA,N.TAKIGUCHI,       
REMARK   1  AUTH 2 H.OHTAKE,A.KORNBERG                                          
REMARK   1  TITL   ROLE OF INORGANIC POLYPHOSPHATE IN PROMOTING RIBOSOMAL       
REMARK   1  TITL 2 PROTEIN DEGRADATION BY THE LON PROTEASE IN E. COLI           
REMARK   1  REF    SCIENCE                       V. 293   705 2001              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   1  PMID   11474114                                                     
REMARK   1  DOI    10.1126/SCIENCE.1061315                                      
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   J.D.KEASLING,L.BERTSCH,A.KORNBERG                            
REMARK   1  TITL   GUANOSINE PENTAPHOSPHATE PHOSPHOHYDROLASE OF ESCHERICHIA     
REMARK   1  TITL 2 COLI IS A LONG-CHAIN EXOPOLYPHOSPHATASE                      
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V.  90  7029 1993              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   1  PMID   8394006                                                      
REMARK   1  DOI    10.1073/PNAS.90.15.7029                                      
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   J.REIZER,A.REIZER,M.H.SAIER JR.,P.BORK,C.SANDER              
REMARK   1  TITL   EXOPOLYPHOSPHATE PHOSPHATASE AND GUANOSINE PENTAPHOSPHATE    
REMARK   1  TITL 2 PHOSPHATASE BELONG TO THE SUGAR KINASE/ACTIN/HSP 70          
REMARK   1  TITL 3 SUPERFAMILY                                                  
REMARK   1  REF    TRENDS BIOCHEM.SCI.           V.  18   247 1993              
REMARK   1  REFN                   ISSN 0968-0004                               
REMARK   1  PMID   8212131                                                      
REMARK   1  DOI    10.1016/0968-0004(93)90172-J                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.53 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.1.24                                        
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.53                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 46991                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.162                           
REMARK   3   R VALUE            (WORKING SET) : 0.162                           
REMARK   3   FREE R VALUE                     : 0.217                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 1.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 472                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.53                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.57                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2892                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 82.00                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2470                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 30                           
REMARK   3   BIN FREE R VALUE                    : 0.2980                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2456                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 53                                      
REMARK   3   SOLVENT ATOMS            : 390                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 19.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 16.25                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.88000                                             
REMARK   3    B22 (A**2) : -1.00000                                             
REMARK   3    B33 (A**2) : 1.88000                                              
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  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.073         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.085         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.058         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.703         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.969                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.934                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2609 ; 0.013 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  2552 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3517 ; 1.494 ; 2.000       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5955 ; 0.850 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   305 ; 5.188 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   412 ; 0.087 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2728 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   503 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   549 ; 0.216 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  3004 ; 0.240 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1677 ; 0.084 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   280 ; 0.171 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    13 ; 0.175 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    90 ; 0.298 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    45 ; 0.226 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1533 ; 0.879 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2519 ; 1.698 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1076 ; 2.617 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   998 ; 4.485 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1T6C COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 11-MAY-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000022367.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 13-AUG-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.4                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : MAX II                             
REMARK 200  BEAMLINE                       : I711                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.993                              
REMARK 200  MONOCHROMATOR                  : BENDABLE ASYMMETRICALLY CUT        
REMARK 200                                   SI(111) CRYSTAL IN COMBINATION     
REMARK 200                                   WITH VERTICALLY FOCUSING MIRROR    
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 47505                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.530                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 15.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.8                               
REMARK 200  DATA REDUNDANCY                : 6.900                              
REMARK 200  R MERGE                    (I) : 0.06900                            
REMARK 200  R SYM                      (I) : 0.06100                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.53                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.61                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 84.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.34100                            
REMARK 200  R SYM FOR SHELL            (I) : 0.24000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT WITH   
REMARK 200  PARTIAL MODEL, FOLLOWED BY THE ARP/WARP PROCEDURE.                  
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: A VERY INCOMPLETE MODEL WAS OBTAINED THROUGH         
REMARK 200  EXPERIMENTAL PHASING AND ARP/WARP TRACING OF THE TYPE II CRYSTAL    
REMARK 200  FORM                                                                
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.40                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: MPD, MES, TRIS, KCL, DTT, THE CRYSTAL    
REMARK 280  WAS SOAKED IN K2HGI4/KI CONTAINING SOLUTION, PH 6.4, VAPOR          
REMARK 280  DIFFUSION, HANGING DROP, 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       25.38800            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       45.39150            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.14350            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       45.39150            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.38800            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       35.14350            
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: THE BIOLOGICAL RELEVANT UNIT IS MONOMERIC.                   
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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     GLY A    -2                                                      
REMARK 465     SER A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     LEU A     3                                                      
REMARK 465     ASP A     4                                                      
REMARK 465     ASN A     5                                                      
REMARK 465     LYS A     6                                                      
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   OD2  ASP A    15     O    HOH A   875              1.99            
REMARK 500   NZ   LYS A   153     O    HOH A   992              2.07            
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   OE1  GLU A   195     OH   TYR A   224     3655     1.93            
REMARK 500   O    HOH A   606     O    HOH A   925     3745     2.16            
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    ASP A  15   CB  -  CG  -  OD2 ANGL. DEV. =   6.8 DEGREES          
REMARK 500    LEU A 109   CA  -  CB  -  CG  ANGL. DEV. =  14.7 DEGREES          
REMARK 500    ASP A 265   CB  -  CG  -  OD2 ANGL. DEV. =   5.5 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    ILE A 165       52.03   -103.28                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 502  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 141   O                                                      
REMARK 620 2 GLY A 143   N    76.1                                              
REMARK 620 3 GLY A 143   O   130.1  54.7                                        
REMARK 620 4 SER A 146   O    78.5  56.8  69.0                                  
REMARK 620 5 SER A 146   OG  118.2 115.6  81.1  65.3                            
REMARK 620 6 GLU A 148   OE1  80.8 156.3 146.7 113.7  71.5                      
REMARK 620 7 HOH A 685   O   139.2 142.9  90.6 127.4  63.9  60.7                
REMARK 620 8 HOH A 689   O    91.7  74.2  83.0 131.0 149.7 111.7  90.7          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IOD A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 502                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 503                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 504                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 505                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 600                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 601                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 602                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 603                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 604                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 605                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1T6D   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN(V82M/C138M/V306M) AT RESOLUTION 2.15 A              
DBREF  1T6C A    1   312  UNP    O67040   O67040_AQUAE     1    312             
SEQADV 1T6C GLY A   -2  UNP  O67040              CLONING ARTIFACT               
SEQADV 1T6C SER A   -1  UNP  O67040              CLONING ARTIFACT               
SEQADV 1T6C HIS A    0  UNP  O67040              CLONING ARTIFACT               
SEQRES   1 A  315  GLY SER HIS MET SER LEU ASP ASN LYS PRO ILE MET ARG          
SEQRES   2 A  315  VAL ALA SER ILE ASP ILE GLY SER TYR SER VAL ARG LEU          
SEQRES   3 A  315  THR ILE ALA GLN ILE LYS ASP GLY LYS LEU SER ILE ILE          
SEQRES   4 A  315  LEU GLU ARG GLY ARG ILE THR SER LEU GLY THR LYS VAL          
SEQRES   5 A  315  LYS GLU THR GLY ARG LEU GLN GLU ASP ARG ILE GLU GLU          
SEQRES   6 A  315  THR ILE GLN VAL LEU LYS GLU TYR LYS LYS LEU ILE ASP          
SEQRES   7 A  315  GLU PHE LYS VAL GLU ARG VAL LYS ALA VAL ALA THR GLU          
SEQRES   8 A  315  ALA ILE ARG ARG ALA LYS ASN ALA GLU GLU PHE LEU GLU          
SEQRES   9 A  315  ARG VAL LYS ARG GLU VAL GLY LEU VAL VAL GLU VAL ILE          
SEQRES  10 A  315  THR PRO GLU GLN GLU GLY ARG TYR ALA TYR LEU ALA VAL          
SEQRES  11 A  315  ALA TYR SER LEU LYS PRO GLU GLY GLU VAL CYS VAL VAL          
SEQRES  12 A  315  ASP GLN GLY GLY GLY SER THR GLU TYR VAL PHE GLY LYS          
SEQRES  13 A  315  GLY TYR LYS VAL ARG GLU VAL ILE SER LEU PRO ILE GLY          
SEQRES  14 A  315  ILE VAL ASN LEU THR GLU THR PHE PHE LYS GLN ASP PRO          
SEQRES  15 A  315  PRO THR GLU GLU GLU VAL LYS ARG PHE PHE GLU PHE LEU          
SEQRES  16 A  315  GLU LYS GLU LEU SER LYS VAL LYS LYS PRO VAL ASP THR          
SEQRES  17 A  315  ILE VAL GLY LEU GLY GLY THR ILE THR THR LEU ALA ALA          
SEQRES  18 A  315  LEU GLU TYR ASN VAL TYR PRO TYR ASP PRO GLN LYS VAL          
SEQRES  19 A  315  HIS GLY LYS VAL LEU THR TYR GLY GLN ILE LYS LYS TRP          
SEQRES  20 A  315  PHE ASP THR PHE LYS GLU ILE PRO SER GLU GLU ARG SER          
SEQRES  21 A  315  LYS ARG PHE ARG GLN VAL GLU ASP ARG ARG ALA LYS VAL          
SEQRES  22 A  315  ILE LEU ALA GLY ILE GLY ILE PHE LEU LYS THR LEU GLU          
SEQRES  23 A  315  ILE PHE GLU LYS ASP CYS LEU ILE VAL SER ASP TRP GLY          
SEQRES  24 A  315  LEU ARG GLU GLY VAL LEU VAL SER GLU VAL LEU LYS GLU          
SEQRES  25 A  315  ASN HIS SER                                                  
HET    IOD  A 501       1                                                       
HET     CA  A 502       1                                                       
HET     CL  A 503       1                                                       
HET     CL  A 504       1                                                       
HET     CL  A 505       1                                                       
HET    MPD  A 600       8                                                       
HET    MPD  A 601       8                                                       
HET    MPD  A 602       8                                                       
HET    MPD  A 603       8                                                       
HET    MPD  A 604       8                                                       
HET    MPD  A 605       8                                                       
HETNAM     IOD IODIDE ION                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM      CL CHLORIDE ION                                                     
HETNAM     MPD (4S)-2-METHYL-2,4-PENTANEDIOL                                    
FORMUL   2  IOD    I 1-                                                         
FORMUL   3   CA    CA 2+                                                        
FORMUL   4   CL    3(CL 1-)                                                     
FORMUL   7  MPD    6(C6 H14 O2)                                                 
FORMUL  13  HOH   *390(H2 O)                                                    
HELIX    1   1 LYS A   48  GLY A   53  1                                   6    
HELIX    2   2 GLN A   56  PHE A   77  1                                  22    
HELIX    3   3 THR A   87  ARG A   92  1                                   6    
HELIX    4   4 ASN A   95  VAL A  107  1                                  13    
HELIX    5   5 THR A  115  LEU A  131  1                                  17    
HELIX    6   6 GLY A  166  PHE A  175  1                                  10    
HELIX    7   7 THR A  181  SER A  197  1                                  17    
HELIX    8   8 GLY A  210  TYR A  221  1                                  12    
HELIX    9   9 ASP A  227  HIS A  232  1                                   6    
HELIX   10  10 TYR A  238  LYS A  249  1                                  12    
HELIX   11  11 PRO A  252  PHE A  260  1                                   9    
HELIX   12  12 GLU A  264  ALA A  268  5                                   5    
HELIX   13  13 VAL A  270  GLU A  286  1                                  17    
HELIX   14  14 GLY A  296  HIS A  311  1                                  16    
SHEET    1   A 5 LYS A  32  ILE A  42  0                                        
SHEET    2   A 5 SER A  20  LYS A  29 -1  N  ILE A  25   O  LEU A  37           
SHEET    3   A 5 MET A   9  ILE A  16 -1  N  VAL A  11   O  ALA A  26           
SHEET    4   A 5 ARG A  81  ALA A  86  1  O  VAL A  85   N  ILE A  14           
SHEET    5   A 5 VAL A 111  VAL A 113  1  O  GLU A 112   N  ALA A  84           
SHEET    1   B 6 LYS A 156  LEU A 163  0                                        
SHEET    2   B 6 SER A 146  LYS A 153 -1  N  THR A 147   O  LEU A 163           
SHEET    3   B 6 GLU A 136  GLY A 143 -1  N  VAL A 137   O  GLY A 152           
SHEET    4   B 6 THR A 205  LEU A 209  1  O  VAL A 207   N  VAL A 140           
SHEET    5   B 6 CYS A 289  SER A 293  1  O  ILE A 291   N  GLY A 208           
SHEET    6   B 6 VAL A 235  THR A 237 -1  N  LEU A 236   O  LEU A 290           
LINK         O   ASP A 141                CA    CA A 502     1555   1555  2.87  
LINK         N   GLY A 143                CA    CA A 502     1555   1555  3.40  
LINK         O   GLY A 143                CA    CA A 502     1555   1555  2.63  
LINK         O   SER A 146                CA    CA A 502     1555   1555  2.74  
LINK         OG  SER A 146                CA    CA A 502     1555   1555  3.23  
LINK         OE1 GLU A 148                CA    CA A 502     1555   1555  2.68  
LINK        CA    CA A 502                 O   HOH A 685     1555   1555  2.77  
LINK        CA    CA A 502                 O   HOH A 689     1555   1555  2.76  
CISPEP   1 ASP A  178    PRO A  179          0         2.12                     
CISPEP   2 TYR A  224    PRO A  225          0        -8.86                     
SITE     1 AC1  1 TYR A 226                                                     
SITE     1 AC2  6 ASP A 141  GLY A 143  SER A 146  GLU A 148                    
SITE     2 AC2  6 HOH A 685  HOH A 689                                          
SITE     1 AC3  5 GLN A 142  GLY A 143  GLY A 145  GLY A 166                    
SITE     2 AC3  5 ILE A 167                                                     
SITE     1 AC4  4 GLY A 166  ASN A 169  HOH A 624  HOH A 972                    
SITE     1 AC5  2 GLN A 142  ARG A 267                                          
SITE     1 AC6  4 LYS A  78  LYS A 258  HOH A 803  HOH A 975                    
SITE     1 AC7  2 HIS A 232  HOH A 976                                          
SITE     1 AC8  6 GLU A  80  ARG A  81  VAL A  82  ARG A 259                    
SITE     2 AC8  6 MPD A 603  HOH A 695                                          
SITE     1 AC9  6 ARG A  81  TRP A 244  THR A 247  GLU A 309                    
SITE     2 AC9  6 MPD A 602  HOH A 966                                          
SITE     1 BC1  8 GLU A 136  LYS A 153  ARG A 158  TYR A 238                    
SITE     2 BC1  8 GLU A 283  HOH A 649  HOH A 753  HOH A 759                    
SITE     1 BC2  4 GLN A 118  TYR A 122  LEU A 125  SER A 304                    
CRYST1   50.776   70.287   90.783  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.019694  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014227  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011015        0.00000