HEADER    HYDROLASE                               26-SEP-01   1K20              
TITLE     INORGANIC PYROPHOSPHATASE (FAMILY II) FROM STREPTOCOCCUS GORDONII AT  
TITLE    2 1.5 A RESOLUTION                                                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MANGANESE-DEPENDENT INORGANIC PYROPHOSPHATASE;             
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PYROPHOSPHATE PHOSPHO-HYDROLASE, PPASE;                     
COMPND   5 EC: 3.6.1.1;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOCOCCUS GORDONII;                         
SOURCE   3 ORGANISM_TAXID: 1302;                                                
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    FAMILY II PPASE, MANGANESE, BINUCLEAR METAL CENTRE, HYDROLASE         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.AHN,A.J.MILNER,K.FUTTERER,M.KONOPKA,M.ILIAS,T.W.YOUNG,S.A.WHITE     
REVDAT   5   07-FEB-24 1K20    1       REMARK LINK                              
REVDAT   4   13-JUL-11 1K20    1       VERSN                                    
REVDAT   3   24-FEB-09 1K20    1       VERSN                                    
REVDAT   2   01-APR-03 1K20    1       JRNL                                     
REVDAT   1   31-OCT-01 1K20    0                                                
JRNL        AUTH   S.AHN,A.J.MILNER,K.FUTTERER,M.KONOPKA,M.ILIAS,T.W.YOUNG,     
JRNL        AUTH 2 S.A.WHITE                                                    
JRNL        TITL   THE "OPEN" AND "CLOSED" STRUCTURES OF THE TYPE-C INORGANIC   
JRNL        TITL 2 PYROPHOSPHATASES FROM BACILLUS SUBTILIS AND STREPTOCOCCUS    
JRNL        TITL 3 GORDONII.                                                    
JRNL        REF    J.MOL.BIOL.                   V. 313   797 2001              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   11697905                                                     
JRNL        DOI    10.1006/JMBI.2001.5070                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 29.32                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 1333219.430                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 99.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 109464                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.175                           
REMARK   3   FREE R VALUE                     : 0.188                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 5512                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.59                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 97.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 16917                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2040                       
REMARK   3   BIN FREE R VALUE                    : 0.2260                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.20                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 922                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.007                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4706                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 42                                      
REMARK   3   SOLVENT ATOMS            : 676                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.90                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.42000                                              
REMARK   3    B22 (A**2) : 1.87000                                              
REMARK   3    B33 (A**2) : -2.30000                                             
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 COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.14                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.06                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.16                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.08                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.20                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.810                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 0.900 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.340 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.830 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.710 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.37                                                 
REMARK   3   BSOL        : 44.29                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : GLYCEROL.PAR                                   
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : GLYCEROL.TOP                                   
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1K20 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-OCT-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000014460.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 09-APR-00; 03-JUN-00               
REMARK 200  TEMPERATURE           (KELVIN) : 100; 100                           
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y; Y                               
REMARK 200  RADIATION SOURCE               : ESRF; ESRF                         
REMARK 200  BEAMLINE                       : BM30A; ID14-1                      
REMARK 200  X-RAY GENERATOR MODEL          : NULL; NULL                         
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M; NULL                            
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9792, 0.9795, 0.9724; 0.934      
REMARK 200  MONOCHROMATOR                  : NULL; NULL                         
REMARK 200  OPTICS                         : NULL; NULL                         
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE; CCD                   
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH; MARRESEARCH           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 110707                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 5.500                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.06000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 0.0670                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.58                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.80                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.30100                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.800                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: MAD; NULL                                      
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SOLVE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.97                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.56                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, PH 6.5, VAPOR          
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 291K                           
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       30.09850            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       65.01350            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       43.77600            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       65.01350            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       30.09850            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       43.77600            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4320 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 22930 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -118.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: 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    ASN A  79      -30.25   -143.88                                   
REMARK 500    VAL A 295      -16.74   -140.40                                   
REMARK 500    VAL A 301      -55.68   -128.63                                   
REMARK 500    ASN B  79      -28.84   -145.80                                   
REMARK 500    SER B  84     -164.70   -100.71                                   
REMARK 500    VAL B 301      -55.99   -128.47                                   
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                              MN A 701  MN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A   9   NE2                                                    
REMARK 620 2 ASP A  13   OD1 112.4                                              
REMARK 620 3 ASP A  13   OD2 101.8  53.1                                        
REMARK 620 4 ASP A  77   OD1 103.1 136.4  96.3                                  
REMARK 620 5 HOH A 711   O   155.0  78.1 102.4  80.2                            
REMARK 620 6 HOH A 712   O    82.8 100.4 153.0 108.7  72.9                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MN A 702  MN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  15   OD2                                                    
REMARK 620 2 ASP A  77   OD2  86.7                                              
REMARK 620 3 HIS A  99   NE2 106.4  80.6                                        
REMARK 620 4 ASP A 151   OD2  90.0 166.5 112.9                                  
REMARK 620 5 HOH A 711   O   116.6  91.5 135.7  78.3                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MN B 703  MN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B   9   NE2                                                    
REMARK 620 2 ASP B  13   OD2 100.6                                              
REMARK 620 3 ASP B  13   OD1 115.2  55.8                                        
REMARK 620 4 ASP B  77   OD1  97.2  97.2 140.0                                  
REMARK 620 5 HOH B 712   O   152.6 106.6  78.9  82.6                            
REMARK 620 6 HOH B 713   O    74.2 155.3 103.8 107.4  79.7                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MN B 704  MN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B  15   OD1                                                    
REMARK 620 2 ASP B  77   OD2  83.7                                              
REMARK 620 3 HIS B  99   NE2 101.2  81.3                                        
REMARK 620 4 ASP B 151   OD1  82.1 163.2 110.2                                  
REMARK 620 5 HOH B 712   O   113.8 100.4 145.0  77.3                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 701                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 702                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN B 703                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN B 704                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 705                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 706                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 707                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 708                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 709                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 710                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 711                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1K23   RELATED DB: PDB                                   
REMARK 900 INORGANIC PYROPHOSPHATASE (FAMILY II) FROM BACILLUS SUBTILIS         
DBREF  1K20 A    2   311  UNP    P95765   PPAC_STRGC       2    311             
DBREF  1K20 B    2   311  UNP    P95765   PPAC_STRGC       2    311             
SEQRES   1 A  310  SER LYS ILE LEU VAL PHE GLY HIS GLN ASN PRO ASP SER          
SEQRES   2 A  310  ASP ALA ILE GLY SER SER TYR ALA PHE ALA TYR LEU ALA          
SEQRES   3 A  310  ARG GLU ALA TYR GLY LEU ASP THR GLU ALA VAL ALA LEU          
SEQRES   4 A  310  GLY GLU PRO ASN GLU GLU THR ALA PHE VAL LEU ASP TYR          
SEQRES   5 A  310  PHE GLY VAL ALA ALA PRO ARG VAL ILE THR SER ALA LYS          
SEQRES   6 A  310  ALA GLU GLY ALA GLU GLN VAL ILE LEU THR ASP HIS ASN          
SEQRES   7 A  310  GLU PHE GLN GLN SER VAL ALA ASP ILE ALA GLU VAL GLU          
SEQRES   8 A  310  VAL TYR GLY VAL VAL ASP HIS HIS ARG VAL ALA ASN PHE          
SEQRES   9 A  310  GLU THR ALA ASN PRO LEU TYR MET ARG LEU GLU PRO VAL          
SEQRES  10 A  310  GLY SER ALA SER SER ILE VAL TYR ARG MET PHE LYS GLU          
SEQRES  11 A  310  HIS SER VAL ALA VAL SER LYS GLU ILE ALA GLY LEU MET          
SEQRES  12 A  310  LEU SER GLY LEU ILE SER ASP THR LEU LEU LEU LYS SER          
SEQRES  13 A  310  PRO THR THR HIS PRO THR ASP LYS ALA ILE ALA PRO GLU          
SEQRES  14 A  310  LEU ALA GLU LEU ALA GLY VAL ASN LEU GLU GLU TYR GLY          
SEQRES  15 A  310  LEU ALA MET LEU LYS ALA GLY THR ASN LEU ALA SER LYS          
SEQRES  16 A  310  SER ALA GLU GLU LEU ILE ASP ILE ASP ALA LYS THR PHE          
SEQRES  17 A  310  GLU LEU ASN GLY ASN ASN VAL ARG VAL ALA GLN VAL ASN          
SEQRES  18 A  310  THR VAL ASP ILE ALA GLU VAL LEU GLU ARG GLN ALA GLU          
SEQRES  19 A  310  ILE GLU ALA ALA ILE GLU LYS ALA ILE ALA ASP ASN GLY          
SEQRES  20 A  310  TYR SER ASP PHE VAL LEU MET ILE THR ASP ILE ILE ASN          
SEQRES  21 A  310  SER ASN SER GLU ILE LEU ALA ILE GLY SER ASN MET ASP          
SEQRES  22 A  310  LYS VAL GLU ALA ALA PHE ASN PHE VAL LEU GLU ASN ASN          
SEQRES  23 A  310  HIS ALA PHE LEU ALA GLY ALA VAL SER ARG LYS LYS GLN          
SEQRES  24 A  310  VAL VAL PRO GLN LEU THR GLU SER PHE ASN ALA                  
SEQRES   1 B  310  SER LYS ILE LEU VAL PHE GLY HIS GLN ASN PRO ASP SER          
SEQRES   2 B  310  ASP ALA ILE GLY SER SER TYR ALA PHE ALA TYR LEU ALA          
SEQRES   3 B  310  ARG GLU ALA TYR GLY LEU ASP THR GLU ALA VAL ALA LEU          
SEQRES   4 B  310  GLY GLU PRO ASN GLU GLU THR ALA PHE VAL LEU ASP TYR          
SEQRES   5 B  310  PHE GLY VAL ALA ALA PRO ARG VAL ILE THR SER ALA LYS          
SEQRES   6 B  310  ALA GLU GLY ALA GLU GLN VAL ILE LEU THR ASP HIS ASN          
SEQRES   7 B  310  GLU PHE GLN GLN SER VAL ALA ASP ILE ALA GLU VAL GLU          
SEQRES   8 B  310  VAL TYR GLY VAL VAL ASP HIS HIS ARG VAL ALA ASN PHE          
SEQRES   9 B  310  GLU THR ALA ASN PRO LEU TYR MET ARG LEU GLU PRO VAL          
SEQRES  10 B  310  GLY SER ALA SER SER ILE VAL TYR ARG MET PHE LYS GLU          
SEQRES  11 B  310  HIS SER VAL ALA VAL SER LYS GLU ILE ALA GLY LEU MET          
SEQRES  12 B  310  LEU SER GLY LEU ILE SER ASP THR LEU LEU LEU LYS SER          
SEQRES  13 B  310  PRO THR THR HIS PRO THR ASP LYS ALA ILE ALA PRO GLU          
SEQRES  14 B  310  LEU ALA GLU LEU ALA GLY VAL ASN LEU GLU GLU TYR GLY          
SEQRES  15 B  310  LEU ALA MET LEU LYS ALA GLY THR ASN LEU ALA SER LYS          
SEQRES  16 B  310  SER ALA GLU GLU LEU ILE ASP ILE ASP ALA LYS THR PHE          
SEQRES  17 B  310  GLU LEU ASN GLY ASN ASN VAL ARG VAL ALA GLN VAL ASN          
SEQRES  18 B  310  THR VAL ASP ILE ALA GLU VAL LEU GLU ARG GLN ALA GLU          
SEQRES  19 B  310  ILE GLU ALA ALA ILE GLU LYS ALA ILE ALA ASP ASN GLY          
SEQRES  20 B  310  TYR SER ASP PHE VAL LEU MET ILE THR ASP ILE ILE ASN          
SEQRES  21 B  310  SER ASN SER GLU ILE LEU ALA ILE GLY SER ASN MET ASP          
SEQRES  22 B  310  LYS VAL GLU ALA ALA PHE ASN PHE VAL LEU GLU ASN ASN          
SEQRES  23 B  310  HIS ALA PHE LEU ALA GLY ALA VAL SER ARG LYS LYS GLN          
SEQRES  24 B  310  VAL VAL PRO GLN LEU THR GLU SER PHE ASN ALA                  
HET     MN  A 701       1                                                       
HET     MN  A 702       1                                                       
HET    SO4  A 705       5                                                       
HET    SO4  A 707       5                                                       
HET    GOL  A 710       6                                                       
HET     MN  B 703       1                                                       
HET     MN  B 704       1                                                       
HET    SO4  B 706       5                                                       
HET    SO4  B 708       5                                                       
HET    GOL  B 709       6                                                       
HET    GOL  B 711       6                                                       
HETNAM      MN MANGANESE (II) ION                                               
HETNAM     SO4 SULFATE ION                                                      
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3   MN    4(MN 2+)                                                     
FORMUL   5  SO4    4(O4 S 2-)                                                   
FORMUL   7  GOL    3(C3 H8 O3)                                                  
FORMUL  14  HOH   *676(H2 O)                                                    
HELIX    1   1 ASP A   13  GLY A   32  1                                  20    
HELIX    2   2 ASN A   44  GLY A   55  1                                  12    
HELIX    3   3 ALA A   65  GLY A   69  5                                   5    
HELIX    4   4 GLU A   80  SER A   84  5                                   5    
HELIX    5   5 ASP A   87  VAL A   91  5                                   5    
HELIX    6   6 SER A  120  HIS A  132  1                                  13    
HELIX    7   7 SER A  137  LEU A  153  1                                  17    
HELIX    8   8 HIS A  161  GLY A  176  1                                  16    
HELIX    9   9 ASN A  178  ALA A  189  1                                  12    
HELIX   10  10 SER A  197  ILE A  202  1                                   6    
HELIX   11  11 ASP A  225  GLU A  231  1                                   7    
HELIX   12  12 ARG A  232  GLY A  248  1                                  17    
HELIX   13  13 ASN A  272  ASN A  281  1                                  10    
HELIX   14  14 SER A  296  VAL A  301  1                                   6    
HELIX   15  15 VAL A  301  ALA A  311  1                                  11    
HELIX   16  16 ASP B   13  GLY B   32  1                                  20    
HELIX   17  17 ASN B   44  GLY B   55  1                                  12    
HELIX   18  18 GLU B   80  SER B   84  5                                   5    
HELIX   19  19 ASP B   87  VAL B   91  5                                   5    
HELIX   20  20 SER B  120  HIS B  132  1                                  13    
HELIX   21  21 SER B  137  LEU B  153  1                                  17    
HELIX   22  22 HIS B  161  GLY B  176  1                                  16    
HELIX   23  23 ASN B  178  ALA B  189  1                                  12    
HELIX   24  24 GLY B  190  THR B  191  5                                   2    
HELIX   25  25 ASN B  192  LYS B  196  5                                   5    
HELIX   26  26 SER B  197  ILE B  202  1                                   6    
HELIX   27  27 ASP B  225  GLU B  231  1                                   7    
HELIX   28  28 ARG B  232  GLY B  248  1                                  17    
HELIX   29  29 ASN B  272  ASN B  281  1                                  10    
HELIX   30  30 SER B  296  VAL B  301  1                                   6    
HELIX   31  31 VAL B  301  ALA B  311  1                                  11    
SHEET    1   A10 THR A  35  ALA A  37  0                                        
SHEET    2   A10 ILE A   4  PHE A   7  1  N  VAL A   6   O  GLU A  36           
SHEET    3   A10 GLN A  72  THR A  76  1  O  ILE A  74   N  LEU A   5           
SHEET    4   A10 GLU A  92  ASP A  98  1  O  GLY A  95   N  LEU A  75           
SHEET    5   A10 TYR A 112  LEU A 115  1  O  ARG A 114   N  VAL A  96           
SHEET    6   A10 TYR B 112  LEU B 115 -1  O  LEU B 115   N  MET A 113           
SHEET    7   A10 GLU B  92  ASP B  98  1  N  VAL B  96   O  ARG B 114           
SHEET    8   A10 GLN B  72  THR B  76  1  N  VAL B  73   O  TYR B  94           
SHEET    9   A10 ILE B   4  PHE B   7  1  N  LEU B   5   O  ILE B  74           
SHEET   10   A10 THR B  35  ALA B  37  1  O  GLU B  36   N  VAL B   6           
SHEET    1   B 5 ALA A 206  LEU A 211  0                                        
SHEET    2   B 5 ASN A 214  THR A 223 -1  O  VAL A 216   N  PHE A 209           
SHEET    3   B 5 ASP A 251  ASP A 258  1  O  VAL A 253   N  ARG A 217           
SHEET    4   B 5 ASN A 263  GLY A 270 -1  O  LEU A 267   N  LEU A 254           
SHEET    5   B 5 HIS A 288  ALA A 292 -1  O  ALA A 289   N  ILE A 266           
SHEET    1   C 5 ALA B 206  LEU B 211  0                                        
SHEET    2   C 5 ASN B 214  THR B 223 -1  O  VAL B 216   N  PHE B 209           
SHEET    3   C 5 ASP B 251  ASP B 258  1  O  VAL B 253   N  ARG B 217           
SHEET    4   C 5 ASN B 263  GLY B 270 -1  O  LEU B 267   N  LEU B 254           
SHEET    5   C 5 HIS B 288  LEU B 291 -1  O  ALA B 289   N  ILE B 266           
LINK         NE2 HIS A   9                MN    MN A 701     1555   1555  2.37  
LINK         OD1 ASP A  13                MN    MN A 701     1555   1555  2.52  
LINK         OD2 ASP A  13                MN    MN A 701     1555   1555  2.39  
LINK         OD2 ASP A  15                MN    MN A 702     1555   1555  2.13  
LINK         OD1 ASP A  77                MN    MN A 701     1555   1555  2.00  
LINK         OD2 ASP A  77                MN    MN A 702     1555   1555  2.31  
LINK         NE2 HIS A  99                MN    MN A 702     1555   1555  2.04  
LINK         OD2 ASP A 151                MN    MN A 702     1555   1555  2.04  
LINK        MN    MN A 701                 O   HOH A 711     1555   1555  2.15  
LINK        MN    MN A 701                 O   HOH A 712     1555   1555  2.01  
LINK        MN    MN A 702                 O   HOH A 711     1555   1555  2.09  
LINK         NE2 HIS B   9                MN    MN B 703     1555   1555  2.62  
LINK         OD2 ASP B  13                MN    MN B 703     1555   1555  2.28  
LINK         OD1 ASP B  13                MN    MN B 703     1555   1555  2.39  
LINK         OD1 ASP B  15                MN    MN B 704     1555   1555  2.28  
LINK         OD1 ASP B  77                MN    MN B 703     1555   1555  2.09  
LINK         OD2 ASP B  77                MN    MN B 704     1555   1555  2.23  
LINK         NE2 HIS B  99                MN    MN B 704     1555   1555  2.04  
LINK         OD1 ASP B 151                MN    MN B 704     1555   1555  2.14  
LINK        MN    MN B 703                 O   HOH B 712     1555   1555  2.03  
LINK        MN    MN B 703                 O   HOH B 713     1555   1555  1.98  
LINK        MN    MN B 704                 O   HOH B 712     1555   1555  2.00  
SITE     1 AC1  5 HIS A   9  ASP A  13  ASP A  77  HOH A 711                    
SITE     2 AC1  5 HOH A 712                                                     
SITE     1 AC2  5 ASP A  15  ASP A  77  HIS A  99  ASP A 151                    
SITE     2 AC2  5 HOH A 711                                                     
SITE     1 AC3  6 HIS B   9  ASP B  13  ASP B  77   MN B 704                    
SITE     2 AC3  6 HOH B 712  HOH B 713                                          
SITE     1 AC4  6 ASP B  15  ASP B  77  HIS B  99  ASP B 151                    
SITE     2 AC4  6  MN B 703  HOH B 712                                          
SITE     1 AC5  9 HIS A 100  LYS A 207  ARG A 297  LYS A 298                    
SITE     2 AC5  9 HOH A 728  HOH A 735  HOH A 752  HOH A 808                    
SITE     3 AC5  9 HOH A1047                                                     
SITE     1 AC6  8 HIS B 100  LYS B 207  ARG B 297  LYS B 298                    
SITE     2 AC6  8 HOH B 716  HOH B 725  HOH B 768  HOH B 924                    
SITE     1 AC7  9 GLU A  92  VAL A  93  THR A 107  ALA A 108                    
SITE     2 AC7  9 ASN A 109  HOH A 785  HOH A 799  HOH A1011                    
SITE     3 AC7  9 HOH A1063                                                     
SITE     1 AC8 10 GLU B  92  VAL B  93  THR B 107  ALA B 108                    
SITE     2 AC8 10 ASN B 109  HOH B 757  HOH B 794  HOH B 975                    
SITE     3 AC8 10 HOH B 978  HOH B 994                                          
SITE     1 AC9  7 GLY B 190  ASP B 205  GLN B 220  VAL B 221                    
SITE     2 AC9  7 ASN B 222  HOH B 822  HOH B 888                               
SITE     1 BC1  6 GLY A 190  ASP A 205  VAL A 221  ASN A 222                    
SITE     2 BC1  6 HOH A 782  HOH A1054                                          
SITE     1 BC2  8 ALA A 238  ASP B 225  ILE B 226  ALA B 227                    
SITE     2 BC2  8 ASP B 258  HOH B 778  HOH B 972  HOH B1003                    
CRYST1   60.197   87.552  130.027  90.00  90.00  90.00 P 21 21 21    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      0.016612  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011422  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007691        0.00000