HEADER    HYDROLASE                               21-JAN-09   3FXO              
TITLE     CRYSTAL STRUCTURE OF HUMAN PROTEIN PHOSPHATASE 1A (PPM1A) BOUND WITH  
TITLE    2 PHOSPHATE AT 1 MM OF MN2+                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN PHOSPHATASE 1A;                                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: PPM1A, PROTEIN PHOSPHATASE 2C ISOFORM ALPHA, PP2C-ALPHA, IA;
COMPND   5 EC: 3.1.3.16;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET-24A                                   
KEYWDS    PHOSPHATASE, ALTERNATIVE SPLICING, HYDROLASE, MAGNESIUM, MANGANESE,   
KEYWDS   2 METAL-BINDING, PHOSPHOPROTEIN, PROTEIN PHOSPHATASE                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.HU,L.WANG,K.WANG,H.JIANG,X.SHEN                                     
REVDAT   2   20-MAR-24 3FXO    1       REMARK SEQADV                            
REVDAT   1   26-JAN-10 3FXO    0                                                
JRNL        AUTH   T.HU,L.WANG,K.WANG,J.CHEN,H.JIANG,X.SHEN                     
JRNL        TITL   STRUCTURAL BASIS FOR THE MN2+-DEPENDENT ACTIVATION OF HUMAN  
JRNL        TITL 2 PPM1A                                                        
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
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) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 17984                          
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) : 0.193                           
REMARK   3   R VALUE            (WORKING SET) : 0.190                           
REMARK   3   FREE R VALUE                     : 0.251                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 912                             
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) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.56                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1196                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2510                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 81                           
REMARK   3   BIN FREE R VALUE                    : 0.3580                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2821                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 12                                      
REMARK   3   SOLVENT ATOMS            : 273                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 25.21                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.15000                                             
REMARK   3    B22 (A**2) : -0.15000                                             
REMARK   3    B33 (A**2) : 0.22000                                              
REMARK   3    B12 (A**2) : -0.07000                                             
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): 0.395         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.272         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.178         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 8.009         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.927                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.878                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2884 ; 0.007 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3895 ; 1.131 ; 1.960       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   361 ; 5.417 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   140 ;31.715 ;24.643       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   501 ;16.550 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    19 ;21.470 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   419 ; 0.078 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2207 ; 0.003 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1412 ; 0.197 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1965 ; 0.299 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   273 ; 0.147 ; 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):    39 ; 0.149 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    12 ; 0.098 ; 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):  1844 ; 0.428 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2894 ; 0.784 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1147 ; 1.050 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1001 ; 1.836 ; 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 : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3FXO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 28-JAN-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000051167.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-MAR-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 5.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV++                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : D*TREK 7.1SSI                      
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18059                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.820                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.5                               
REMARK 200  DATA REDUNDANCY                : 5.420                              
REMARK 200  R MERGE                    (I) : 0.13700                            
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) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.59                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.43                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.36900                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 58.03                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.93                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50MM POTASSIUM PHOSPHATE, 12%(W/V)       
REMARK 280  PEG8000, 15%(V/V) GLYCEROL, 2MM DTT, 1MM MNCL2, PH 5.2, VAPOR       
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 277K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+2/3                                           
REMARK 290       6555   -X,-X+Y,-Z+1/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       35.52567            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       71.05133            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       71.05133            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       35.52567            
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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     MET A     1                                                      
REMARK 465     LYS A   322                                                      
REMARK 465     GLN A   323                                                      
REMARK 465     GLY A   324                                                      
REMARK 465     GLU A   325                                                      
REMARK 465     LYS A   369                                                      
REMARK 465     ASN A   370                                                      
REMARK 465     ASP A   371                                                      
REMARK 465     ASP A   372                                                      
REMARK 465     THR A   373                                                      
REMARK 465     ASP A   374                                                      
REMARK 465     SER A   375                                                      
REMARK 465     THR A   376                                                      
REMARK 465     SER A   377                                                      
REMARK 465     THR A   378                                                      
REMARK 465     ASP A   379                                                      
REMARK 465     ASP A   380                                                      
REMARK 465     MET A   381                                                      
REMARK 465     TRP A   382                                                      
REMARK 465     LEU A   383                                                      
REMARK 465     GLU A   384                                                      
REMARK 465     HIS A   385                                                      
REMARK 465     HIS A   386                                                      
REMARK 465     HIS A   387                                                      
REMARK 465     HIS A   388                                                      
REMARK 465     HIS A   389                                                      
REMARK 465     HIS A   390                                                      
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   OE2  GLU A   305     O    HOH A   615              1.99            
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    ASN A  81       42.73    -96.37                                   
REMARK 500    ILE A 184      -98.44     62.80                                   
REMARK 500    GLN A 232      -60.61   -108.94                                   
REMARK 500    ILE A 320       43.74    -72.26                                   
REMARK 500    VAL A 327       85.04     50.50                                   
REMARK 500    GLU A 350     -152.02     53.13                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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 391                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MN A 392                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 393                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 394                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3FXJ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3FXK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3FXL   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3FXM   RELATED DB: PDB                                   
DBREF  3FXO A    1   382  UNP    P35813   PPM1A_HUMAN      1    382             
SEQADV 3FXO LEU A  383  UNP  P35813              EXPRESSION TAG                 
SEQADV 3FXO GLU A  384  UNP  P35813              EXPRESSION TAG                 
SEQADV 3FXO HIS A  385  UNP  P35813              EXPRESSION TAG                 
SEQADV 3FXO HIS A  386  UNP  P35813              EXPRESSION TAG                 
SEQADV 3FXO HIS A  387  UNP  P35813              EXPRESSION TAG                 
SEQADV 3FXO HIS A  388  UNP  P35813              EXPRESSION TAG                 
SEQADV 3FXO HIS A  389  UNP  P35813              EXPRESSION TAG                 
SEQADV 3FXO HIS A  390  UNP  P35813              EXPRESSION TAG                 
SEQRES   1 A  390  MET GLY ALA PHE LEU ASP LYS PRO LYS MET GLU LYS HIS          
SEQRES   2 A  390  ASN ALA GLN GLY GLN GLY ASN GLY LEU ARG TYR GLY LEU          
SEQRES   3 A  390  SER SER MET GLN GLY TRP ARG VAL GLU MET GLU ASP ALA          
SEQRES   4 A  390  HIS THR ALA VAL ILE GLY LEU PRO SER GLY LEU GLU SER          
SEQRES   5 A  390  TRP SER PHE PHE ALA VAL TYR ASP GLY HIS ALA GLY SER          
SEQRES   6 A  390  GLN VAL ALA LYS TYR CYS CYS GLU HIS LEU LEU ASP HIS          
SEQRES   7 A  390  ILE THR ASN ASN GLN ASP PHE LYS GLY SER ALA GLY ALA          
SEQRES   8 A  390  PRO SER VAL GLU ASN VAL LYS ASN GLY ILE ARG THR GLY          
SEQRES   9 A  390  PHE LEU GLU ILE ASP GLU HIS MET ARG VAL MET SER GLU          
SEQRES  10 A  390  LYS LYS HIS GLY ALA ASP ARG SER GLY SER THR ALA VAL          
SEQRES  11 A  390  GLY VAL LEU ILE SER PRO GLN HIS THR TYR PHE ILE ASN          
SEQRES  12 A  390  CYS GLY ASP SER ARG GLY LEU LEU CYS ARG ASN ARG LYS          
SEQRES  13 A  390  VAL HIS PHE PHE THR GLN ASP HIS LYS PRO SER ASN PRO          
SEQRES  14 A  390  LEU GLU LYS GLU ARG ILE GLN ASN ALA GLY GLY SER VAL          
SEQRES  15 A  390  MET ILE GLN ARG VAL ASN GLY SER LEU ALA VAL SER ARG          
SEQRES  16 A  390  ALA LEU GLY ASP PHE ASP TYR LYS CYS VAL HIS GLY LYS          
SEQRES  17 A  390  GLY PRO THR GLU GLN LEU VAL SER PRO GLU PRO GLU VAL          
SEQRES  18 A  390  HIS ASP ILE GLU ARG SER GLU GLU ASP ASP GLN PHE ILE          
SEQRES  19 A  390  ILE LEU ALA CYS ASP GLY ILE TRP ASP VAL MET GLY ASN          
SEQRES  20 A  390  GLU GLU LEU CYS ASP PHE VAL ARG SER ARG LEU GLU VAL          
SEQRES  21 A  390  THR ASP ASP LEU GLU LYS VAL CYS ASN GLU VAL VAL ASP          
SEQRES  22 A  390  THR CYS LEU TYR LYS GLY SER ARG ASP ASN MET SER VAL          
SEQRES  23 A  390  ILE LEU ILE CYS PHE PRO ASN ALA PRO LYS VAL SER PRO          
SEQRES  24 A  390  GLU ALA VAL LYS LYS GLU ALA GLU LEU ASP LYS TYR LEU          
SEQRES  25 A  390  GLU CYS ARG VAL GLU GLU ILE ILE LYS LYS GLN GLY GLU          
SEQRES  26 A  390  GLY VAL PRO ASP LEU VAL HIS VAL MET ARG THR LEU ALA          
SEQRES  27 A  390  SER GLU ASN ILE PRO SER LEU PRO PRO GLY GLY GLU LEU          
SEQRES  28 A  390  ALA SER LYS ARG ASN VAL ILE GLU ALA VAL TYR ASN ARG          
SEQRES  29 A  390  LEU ASN PRO TYR LYS ASN ASP ASP THR ASP SER THR SER          
SEQRES  30 A  390  THR ASP ASP MET TRP LEU GLU HIS HIS HIS HIS HIS HIS          
HET     MN  A 391       1                                                       
HET     MN  A 392       1                                                       
HET    PO4  A 393       5                                                       
HET    PO4  A 394       5                                                       
HETNAM      MN MANGANESE (II) ION                                               
HETNAM     PO4 PHOSPHATE ION                                                    
FORMUL   2   MN    2(MN 2+)                                                     
FORMUL   4  PO4    2(O4 P 3-)                                                   
FORMUL   6  HOH   *273(H2 O)                                                    
HELIX    1   1 SER A   65  ASN A   81  1                                  17    
HELIX    2   2 ASN A   82  GLY A   87  1                                   6    
HELIX    3   3 SER A   93  LYS A  119  1                                  27    
HELIX    4   4 ASN A  168  ALA A  178  1                                  11    
HELIX    5   5 PHE A  200  LYS A  203  5                                   4    
HELIX    6   6 GLY A  209  GLN A  213  5                                   5    
HELIX    7   7 CYS A  238  ASP A  243  1                                   6    
HELIX    8   8 GLY A  246  GLU A  259  1                                  14    
HELIX    9   9 ASP A  263  LYS A  278  1                                  16    
HELIX   10  10 SER A  298  ILE A  320  1                                  23    
HELIX   11  11 ASP A  329  GLU A  340  1                                  12    
HELIX   12  12 LEU A  351  SER A  353  5                                   3    
HELIX   13  13 LYS A  354  ASN A  366  1                                  13    
SHEET    1   A 2 PHE A   4  LYS A   9  0                                        
SHEET    2   A 2 GLY A  31  ARG A  33 -1  O  TRP A  32   N  LEU A   5           
SHEET    1   B 6 HIS A  13  GLY A  19  0                                        
SHEET    2   B 6 LEU A  22  MET A  29 -1  O  TYR A  24   N  GLY A  17           
SHEET    3   B 6 MET A 284  CYS A 290 -1  O  CYS A 290   N  ARG A  23           
SHEET    4   B 6 ASP A 231  ALA A 237 -1  N  LEU A 236   O  ILE A 287           
SHEET    5   B 6 ARG A 148  ARG A 153 -1  N  CYS A 152   O  PHE A 233           
SHEET    6   B 6 LYS A 156  PHE A 160 -1  O  HIS A 158   N  LEU A 151           
SHEET    1   C 4 ASP A  38  LEU A  46  0                                        
SHEET    2   C 4 LEU A  50  HIS A  62 -1  O  TYR A  59   N  ALA A  39           
SHEET    3   C 4 GLY A 126  SER A 127 -1  O  GLY A 126   N  HIS A  62           
SHEET    4   C 4 LEU A 197  GLY A 198 -1  O  LEU A 197   N  SER A 127           
SHEET    1   D 5 ASP A  38  LEU A  46  0                                        
SHEET    2   D 5 LEU A  50  HIS A  62 -1  O  TYR A  59   N  ALA A  39           
SHEET    3   D 5 ALA A 129  ILE A 134 -1  O  VAL A 130   N  VAL A  58           
SHEET    4   D 5 HIS A 138  CYS A 144 -1  O  TYR A 140   N  LEU A 133           
SHEET    5   D 5 GLU A 220  GLU A 225 -1  O  ILE A 224   N  THR A 139           
SHEET    1   E 2 VAL A 182  MET A 183  0                                        
SHEET    2   E 2 ARG A 186  VAL A 187 -1  O  ARG A 186   N  MET A 183           
SITE     1 AC1  6 ASP A  60  ASP A 239  ASP A 282  HOH A 435                    
SITE     2 AC1  6 HOH A 554  HOH A 620                                          
SITE     1 AC2  6 ASP A  60  GLY A  61  HOH A 402  HOH A 416                    
SITE     2 AC2  6 HOH A 553  HOH A 554                                          
SITE     1 AC3  7 ARG A  33  HOH A 485  HOH A 553  HOH A 554                    
SITE     2 AC3  7 HOH A 596  HOH A 597  HOH A 620                               
SITE     1 AC4  4 ASN A 188  ASP A 201  TYR A 202  LEU A 214                    
CRYST1   91.115   91.115  106.577  90.00  90.00 120.00 P 31 2 1      6          
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      0.010975  0.006336  0.000000        0.00000                         
SCALE2      0.000000  0.012673  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009383        0.00000