HEADER    HYDROLASE                               25-NOV-20   7B1X              
TITLE     CRYSTAL STRUCTURE OF COLD-ACTIVE ESTERASE PMGL3 FROM PERMAFROST       
TITLE    2 METAGENOMIC LIBRARY                                                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ESTERASE PMGL3;                                            
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 3.1.1.3;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: UNCULTURED BACTERIUM;                           
SOURCE   3 ORGANISM_TAXID: 77133;                                               
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    ESTERASE, HSL, PERMAFROST, COLD-ACTIVE, PSYCHROPHILIC, TETRAMER,      
KEYWDS   2 DIMER, LIPASE, HYDROLASE                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.M.BOYKO,A.Y.NIKOLAEVA,L.E.PETROVSKAYA,M.V.KRYUKOVA,E.A.KRYUKOVA,    
AUTHOR   2 D.A.KORZHENEVSKY,G.Y.LOMAKINA,K.A.NOVOTOTSKAYA-VLASOVA,E.M.RIVKINA,  
AUTHOR   3 D.A.DOLGIKH,M.P.KIRPICHNIKOV,V.O.POPOV                               
REVDAT   2   31-JAN-24 7B1X    1       REMARK                                   
REVDAT   1   03-NOV-21 7B1X    0                                                
JRNL        AUTH   K.M.BOYKO,M.V.KRYUKOVA,L.E.PETROVSKAYA,E.A.KRYUKOVA,         
JRNL        AUTH 2 A.Y.NIKOLAEVA,D.A.KORZHENEVSKY,G.Y.LOMAKINA,                 
JRNL        AUTH 3 K.A.NOVOTOTSKAYA-VLASOVA,E.M.RIVKINA,D.A.DOLGIKH,            
JRNL        AUTH 4 M.P.KIRPICHNIKOV,V.O.POPOV                                   
JRNL        TITL   STRUCTURAL AND BIOCHEMICAL CHARACTERIZATION OF A COLD-ACTIVE 
JRNL        TITL 2 PMGL3 ESTERASE WITH UNUSUAL OLIGOMERIC STRUCTURE.            
JRNL        REF    BIOMOLECULES                  V.  11       2021              
JRNL        REFN                   ESSN 2218-273X                               
JRNL        PMID   33466452                                                     
JRNL        DOI    10.3390/BIOM11010057                                         
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0267                                      
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) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 37.28                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 89.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 22446                          
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) : 0.165                           
REMARK   3   R VALUE            (WORKING SET) : 0.162                           
REMARK   3   FREE R VALUE                     : 0.231                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1182                            
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) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.36                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1666                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.21                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2410                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 98                           
REMARK   3   BIN FREE R VALUE                    : 0.3070                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4507                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 197                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 44.04                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 41.74                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.50000                                              
REMARK   3    B22 (A**2) : 1.32000                                              
REMARK   3    B33 (A**2) : -0.95000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.20000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.450         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.257         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.182         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 15.695        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.967                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.929                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4632 ; 0.012 ; 0.012       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  6310 ; 2.074 ; 1.622       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   602 ; 7.109 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   230 ;35.540 ;21.957       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   684 ;19.578 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    30 ;17.175 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   593 ; 0.146 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3620 ; 0.012 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
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   NCS TYPE: LOCAL                                                    
REMARK   3   NUMBER OF DIFFERENT NCS PAIRS  : 1                                 
REMARK   3  GROUP  CHAIN1    RANGE     CHAIN2     RANGE    COUNT RMS  WEIGHT    
REMARK   3    1     A     1    302       B     1    302    9755 0.080 0.050     
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     1        A   302                          
REMARK   3    ORIGIN FOR THE GROUP (A): -29.1198   0.6853   5.0134              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0691 T22:   0.1510                                     
REMARK   3      T33:   0.0154 T12:   0.0320                                     
REMARK   3      T13:  -0.0200 T23:   0.0118                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.2237 L22:   0.5197                                     
REMARK   3      L33:   0.7971 L12:   0.0132                                     
REMARK   3      L13:   0.1046 L23:   0.0307                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0637 S12:   0.3387 S13:   0.0384                       
REMARK   3      S21:   0.0018 S22:   0.0082 S23:  -0.0437                       
REMARK   3      S31:   0.0937 S32:   0.0167 S33:  -0.0719                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B     1        B   302                          
REMARK   3    ORIGIN FOR THE GROUP (A): -48.4461  15.1620  29.6386              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0230 T22:   0.1104                                     
REMARK   3      T33:   0.1001 T12:   0.0281                                     
REMARK   3      T13:   0.0009 T23:  -0.0055                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.9504 L22:   0.5354                                     
REMARK   3      L33:   0.7949 L12:  -0.0105                                     
REMARK   3      L13:   0.0318 L23:   0.0594                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0493 S12:  -0.0740 S13:   0.2219                       
REMARK   3      S21:   0.0227 S22:   0.0116 S23:   0.0235                       
REMARK   3      S31:  -0.0213 S32:  -0.2404 S33:  -0.0609                       
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: U VALUES : WITH TLS ADDED                 
REMARK   4                                                                      
REMARK   4 7B1X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 25-NOV-20.                  
REMARK 100 THE DEPOSITION ID IS D_1292112509.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 26-SEP-16                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : MASSIF-3                           
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9677                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS3 6M                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 33658                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 37.280                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.2                               
REMARK 200  DATA REDUNDANCY                : 6.034                              
REMARK 200  R MERGE                    (I) : 0.10900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 14.5800                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.20                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 91.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.26                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.52900                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.540                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: 3FAK                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.56                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.26                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M SODIUM CITRATE TRIBASIC DIHYDRATE   
REMARK 280  PH 5.6; 20% ISOPROPANOL; 20% PEG4000, VAPOR DIFFUSION,              
REMARK 280  TEMPERATURE 288K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
REMARK 290       4555   -X+1/2,Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       51.90000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       49.20000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       51.90000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       49.20000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6560 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 41930 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -26.0 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 350   BIOMT1   2 -1.000000  0.000000  0.000000      -46.40110            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       59.17751            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4610 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 43880 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -33.0 KCAL/MOL                        
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 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   3  1.000000  0.000000  0.000000       46.40110            
REMARK 350   BIOMT2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000      -59.17751            
REMARK 350   BIOMT1   4 -1.000000  0.000000  0.000000      -46.40110            
REMARK 350   BIOMT2   4  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   4  0.000000  0.000000 -1.000000       59.17751            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
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: 1860 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 22380 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -8.0 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 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   303                                                      
REMARK 465     HIS A   304                                                      
REMARK 465     LEU A   305                                                      
REMARK 465     GLU A   306                                                      
REMARK 465     HIS A   307                                                      
REMARK 465     HIS A   308                                                      
REMARK 465     HIS A   309                                                      
REMARK 465     HIS A   310                                                      
REMARK 465     HIS A   311                                                      
REMARK 465     HIS A   312                                                      
REMARK 465     GLY B   303                                                      
REMARK 465     HIS B   304                                                      
REMARK 465     LEU B   305                                                      
REMARK 465     GLU B   306                                                      
REMARK 465     HIS B   307                                                      
REMARK 465     HIS B   308                                                      
REMARK 465     HIS B   309                                                      
REMARK 465     HIS B   310                                                      
REMARK 465     HIS B   311                                                      
REMARK 465     HIS B   312                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A  22    NE   CZ   NH1  NH2                                  
REMARK 470     ILE A  29    CD1                                                 
REMARK 470     GLU A  30    CD   OE1  OE2                                       
REMARK 470     ILE A  31    CD1                                                 
REMARK 470     ASN A 202    CG   OD1  ND2                                       
REMARK 470     GLU B  30    CG   CD   OE1  OE2                                  
REMARK 470     LYS B  73    CE   NZ                                             
REMARK 470     LYS B 139    CD   CE   NZ                                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    GLU A  47   CD    GLU A  47   OE1     0.075                       
REMARK 500    GLU A  47   CD    GLU A  47   OE2     0.092                       
REMARK 500    GLU B  47   CD    GLU B  47   OE2     0.088                       
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    GLU A  62   CB  -  CA  -  C   ANGL. DEV. = -14.0 DEGREES          
REMARK 500    ARG A 254   CG  -  CD  -  NE  ANGL. DEV. = -17.2 DEGREES          
REMARK 500    ARG A 254   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.0 DEGREES          
REMARK 500    ARG A 255   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.4 DEGREES          
REMARK 500    GLU B  62   CB  -  CA  -  C   ANGL. DEV. = -13.7 DEGREES          
REMARK 500    ARG B 192   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.9 DEGREES          
REMARK 500    ASP B 228   CB  -  CA  -  C   ANGL. DEV. =  14.0 DEGREES          
REMARK 500    ARG B 254   CG  -  CD  -  NE  ANGL. DEV. = -19.1 DEGREES          
REMARK 500    ARG B 254   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500    ARG B 254   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.8 DEGREES          
REMARK 500    ARG B 255   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    SER A  55       86.16   -155.02                                   
REMARK 500    HIS A  83       12.81     58.28                                   
REMARK 500    PRO A 120       32.09    -97.02                                   
REMARK 500    SER A 149     -112.53     40.39                                   
REMARK 500    SER A 177       51.88     36.31                                   
REMARK 500    ASP A 242       54.60    -97.57                                   
REMARK 500    SER B  55       78.89   -155.22                                   
REMARK 500    HIS B  83       16.92     56.67                                   
REMARK 500    SER B 149     -114.00     40.74                                   
REMARK 500    SER B 177       49.40     38.45                                   
REMARK 500    ALA B 213       58.60     38.37                                   
REMARK 500    ASP B 231        2.29     80.68                                   
REMARK 500    ASP B 242       58.88   -100.71                                   
REMARK 500    ASN B 270       -2.00     71.29                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 LEU A  301     GLY A  302                  145.56                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 498        DISTANCE =  5.84 ANGSTROMS                       
REMARK 525    HOH B 499        DISTANCE =  6.06 ANGSTROMS                       
DBREF  7B1X A    1   312  PDB    7B1X     7B1X             1    312             
DBREF  7B1X B    1   312  PDB    7B1X     7B1X             1    312             
SEQRES   1 A  312  MET ASN GLY ASN ASP PRO ASP ILE ALA GLY PHE LYS GLN          
SEQRES   2 A  312  GLN LEU VAL GLN MET THR ALA MET ARG GLU SER GLN PRO          
SEQRES   3 A  312  PRO SER ILE GLU ILE GLU ARG GLN MET PHE ASP ALA GLN          
SEQRES   4 A  312  HIS GLY ALA VAL PRO PRO ALA GLU GLY CYS LEU ILE GLU          
SEQRES   5 A  312  PRO ILE SER THR GLY GLY VAL ARG GLY GLU ARG ILE THR          
SEQRES   6 A  312  PRO LYS SER ALA ASP THR SER LYS ALA LEU ILE TYR PHE          
SEQRES   7 A  312  HIS GLY GLY GLY HIS LEU PHE GLY SER ALA LEU SER HIS          
SEQRES   8 A  312  ARG HIS LEU VAL SER ARG LEU ALA ALA ALA ALA GLY VAL          
SEQRES   9 A  312  VAL ALA TYR ASN MET GLU TYR ARG LEU ALA PRO GLU ASN          
SEQRES  10 A  312  PRO TYR PRO ALA GLY LEU ASP ASP ALA GLU GLN ALA TYR          
SEQRES  11 A  312  ARG PHE VAL LEU ALA GLN GLY PHE LYS PRO GLU ASP ILE          
SEQRES  12 A  312  ILE VAL ALA GLY GLU SER ALA GLY GLY ASN LEU ALA ALA          
SEQRES  13 A  312  ALA LEU LEU LEU LYS LEU ARG ASP GLN ASP LEU PRO GLN          
SEQRES  14 A  312  PRO ALA GLY ALA TYR LEU LEU SER PRO TRP LEU ASP MET          
SEQRES  15 A  312  SER GLN SER GLY ALA SER TYR GLU ALA ARG GLY PRO HIS          
SEQRES  16 A  312  ASP PRO MET ILE THR HIS ASN ALA LEU THR GLY CYS SER          
SEQRES  17 A  312  ALA ALA TYR ARG ALA GLY ALA SER ALA GLU ASP PRO LEU          
SEQRES  18 A  312  ILE SER PRO ALA LYS ALA ASP LEU ALA ASP LEU PRO SER          
SEQRES  19 A  312  LEU PHE ILE GLN VAL GLY ALA ASP GLU VAL LEU LEU SER          
SEQRES  20 A  312  ASP SER VAL GLU PHE THR ARG ARG ALA ALA LEU ALA GLY          
SEQRES  21 A  312  LEU ASP VAL ARG LEU HIS VAL TRP ALA ASN MET VAL HIS          
SEQRES  22 A  312  ALA TRP PRO LEU PHE HIS PHE ALA LEU PRO VAL SER GLY          
SEQRES  23 A  312  LEU ALA ALA ILE ASP GLU ALA GLY ALA TRP ILE SER ARG          
SEQRES  24 A  312  GLN LEU GLY GLY HIS LEU GLU HIS HIS HIS HIS HIS HIS          
SEQRES   1 B  312  MET ASN GLY ASN ASP PRO ASP ILE ALA GLY PHE LYS GLN          
SEQRES   2 B  312  GLN LEU VAL GLN MET THR ALA MET ARG GLU SER GLN PRO          
SEQRES   3 B  312  PRO SER ILE GLU ILE GLU ARG GLN MET PHE ASP ALA GLN          
SEQRES   4 B  312  HIS GLY ALA VAL PRO PRO ALA GLU GLY CYS LEU ILE GLU          
SEQRES   5 B  312  PRO ILE SER THR GLY GLY VAL ARG GLY GLU ARG ILE THR          
SEQRES   6 B  312  PRO LYS SER ALA ASP THR SER LYS ALA LEU ILE TYR PHE          
SEQRES   7 B  312  HIS GLY GLY GLY HIS LEU PHE GLY SER ALA LEU SER HIS          
SEQRES   8 B  312  ARG HIS LEU VAL SER ARG LEU ALA ALA ALA ALA GLY VAL          
SEQRES   9 B  312  VAL ALA TYR ASN MET GLU TYR ARG LEU ALA PRO GLU ASN          
SEQRES  10 B  312  PRO TYR PRO ALA GLY LEU ASP ASP ALA GLU GLN ALA TYR          
SEQRES  11 B  312  ARG PHE VAL LEU ALA GLN GLY PHE LYS PRO GLU ASP ILE          
SEQRES  12 B  312  ILE VAL ALA GLY GLU SER ALA GLY GLY ASN LEU ALA ALA          
SEQRES  13 B  312  ALA LEU LEU LEU LYS LEU ARG ASP GLN ASP LEU PRO GLN          
SEQRES  14 B  312  PRO ALA GLY ALA TYR LEU LEU SER PRO TRP LEU ASP MET          
SEQRES  15 B  312  SER GLN SER GLY ALA SER TYR GLU ALA ARG GLY PRO HIS          
SEQRES  16 B  312  ASP PRO MET ILE THR HIS ASN ALA LEU THR GLY CYS SER          
SEQRES  17 B  312  ALA ALA TYR ARG ALA GLY ALA SER ALA GLU ASP PRO LEU          
SEQRES  18 B  312  ILE SER PRO ALA LYS ALA ASP LEU ALA ASP LEU PRO SER          
SEQRES  19 B  312  LEU PHE ILE GLN VAL GLY ALA ASP GLU VAL LEU LEU SER          
SEQRES  20 B  312  ASP SER VAL GLU PHE THR ARG ARG ALA ALA LEU ALA GLY          
SEQRES  21 B  312  LEU ASP VAL ARG LEU HIS VAL TRP ALA ASN MET VAL HIS          
SEQRES  22 B  312  ALA TRP PRO LEU PHE HIS PHE ALA LEU PRO VAL SER GLY          
SEQRES  23 B  312  LEU ALA ALA ILE ASP GLU ALA GLY ALA TRP ILE SER ARG          
SEQRES  24 B  312  GLN LEU GLY GLY HIS LEU GLU HIS HIS HIS HIS HIS HIS          
FORMUL   3  HOH   *197(H2 O)                                                    
HELIX    1 AA1 ASP A    7  GLN A   25  1                                  19    
HELIX    2 AA2 SER A   28  GLY A   41  1                                  14    
HELIX    3 AA3 SER A   87  GLY A  103  1                                  17    
HELIX    4 AA4 PRO A  120  GLN A  136  1                                  17    
HELIX    5 AA5 LYS A  139  GLU A  141  5                                   3    
HELIX    6 AA6 ALA A  150  GLN A  165  1                                  16    
HELIX    7 AA7 GLY A  186  GLY A  193  1                                   8    
HELIX    8 AA8 PRO A  194  ASP A  196  5                                   3    
HELIX    9 AA9 THR A  200  ALA A  213  1                                  14    
HELIX   10 AB1 SER A  223  ALA A  227  5                                   5    
HELIX   11 AB2 LEU A  245  ALA A  259  1                                  15    
HELIX   12 AB3 ALA A  274  HIS A  279  5                                   6    
HELIX   13 AB4 LEU A  282  LEU A  301  1                                  20    
HELIX   14 AB5 ASP B    7  GLN B   25  1                                  19    
HELIX   15 AB6 SER B   28  GLY B   41  1                                  14    
HELIX   16 AB7 SER B   87  GLY B  103  1                                  17    
HELIX   17 AB8 PRO B  120  GLN B  136  1                                  17    
HELIX   18 AB9 LYS B  139  GLU B  141  5                                   3    
HELIX   19 AC1 SER B  149  GLN B  165  1                                  17    
HELIX   20 AC2 ALA B  187  GLY B  193  1                                   7    
HELIX   21 AC3 PRO B  194  ASP B  196  5                                   3    
HELIX   22 AC4 THR B  200  ALA B  213  1                                  14    
HELIX   23 AC5 SER B  223  ALA B  227  5                                   5    
HELIX   24 AC6 LEU B  245  ALA B  259  1                                  15    
HELIX   25 AC7 ALA B  274  HIS B  279  5                                   6    
HELIX   26 AC8 LEU B  282  LEU B  301  1                                  20    
SHEET    1 AA116 CYS A  49  THR A  56  0                                        
SHEET    2 AA116 VAL A  59  PRO A  66 -1  O  THR A  65   N  LEU A  50           
SHEET    3 AA116 VAL A 104  MET A 109 -1  O  ALA A 106   N  ILE A  64           
SHEET    4 AA116 ASP A  70  PHE A  78  1  N  LEU A  75   O  TYR A 107           
SHEET    5 AA116 ILE A 143  SER A 149  1  O  ILE A 144   N  ILE A  76           
SHEET    6 AA116 GLY A 172  PRO A 178  1  O  TYR A 174   N  VAL A 145           
SHEET    7 AA116 SER A 234  GLY A 240  1  O  GLN A 238   N  SER A 177           
SHEET    8 AA116 VAL A 263  TRP A 268  1  O  ARG A 264   N  ILE A 237           
SHEET    9 AA116 VAL B 263  TRP B 268 -1  O  VAL B 267   N  VAL A 263           
SHEET   10 AA116 SER B 234  GLY B 240  1  N  ILE B 237   O  ARG B 264           
SHEET   11 AA116 GLY B 172  LEU B 176  1  N  LEU B 175   O  PHE B 236           
SHEET   12 AA116 ILE B 143  GLU B 148  1  N  VAL B 145   O  TYR B 174           
SHEET   13 AA116 ASP B  70  PHE B  78  1  N  ILE B  76   O  ILE B 144           
SHEET   14 AA116 VAL B 104  MET B 109  1  O  TYR B 107   N  LEU B  75           
SHEET   15 AA116 VAL B  59  PRO B  66 -1  N  ILE B  64   O  ALA B 106           
SHEET   16 AA116 CYS B  49  THR B  56 -1  N  LEU B  50   O  THR B  65           
CISPEP   1 ALA A  114    PRO A  115          0         3.50                     
CISPEP   2 TYR A  119    PRO A  120          0         1.17                     
CISPEP   3 ALA B  114    PRO B  115          0         0.17                     
CISPEP   4 TYR B  119    PRO B  120          0         4.49                     
CRYST1  103.800   98.400   75.200  90.00 128.10  90.00 C 1 2 1       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      0.009634  0.000000  0.007554        0.00000                         
SCALE2      0.000000  0.010163  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.016898        0.00000