HEADER    OXIDOREDUCTASE                          07-OCT-19   6L2U              
TITLE     SOLUBLE METHANE MONOOXYGENASE REDUCTASE FAD-BINDING DOMAIN FROM       
TITLE    2 METHYLOSINUS SPORIUM.                                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: METHANE MONOOXYGENASE;                                     
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: FAD-BINDING DOMAIN;                                        
COMPND   5 SYNONYM: MMOC;                                                       
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: METHYLOSINUS SPORIUM;                           
SOURCE   3 ORGANISM_TAXID: 428;                                                 
SOURCE   4 GENE: MMOC, C5689_05345;                                             
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)                                  
KEYWDS    METAL-BINDING, REDOXREACTION, OXIDOREDUCTASE                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.H.PARK,S.C.HA,Z.RAO,H.YOO,C.YOON,S.Y.KIM,D.S.KIM,S.J.LEE            
REVDAT   3   29-MAY-24 6L2U    1       REMARK                                   
REVDAT   2   08-DEC-21 6L2U    1       JRNL                                     
REVDAT   1   03-MAR-21 6L2U    0                                                
JRNL        AUTH   C.LEE,S.C.HA,Z.RAO,Y.HWANG,D.S.KIM,S.Y.KIM,H.YOO,C.YOON,     
JRNL        AUTH 2 J.G.NA,J.H.PARK,S.J.LEE                                      
JRNL        TITL   ELUCIDATION OF THE ELECTRON TRANSFER ENVIRONMENT IN THE MMOR 
JRNL        TITL 2 FAD-BINDING DOMAIN FROM METHYLOSINUS SPORIUM 5.              
JRNL        REF    DALTON TRANS                  V.  50 16493 2021              
JRNL        REFN                   ESSN 1477-9234                               
JRNL        PMID   34734616                                                     
JRNL        DOI    10.1039/D1DT03273A                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0073                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 30514                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.162                           
REMARK   3   R VALUE            (WORKING SET) : 0.160                           
REMARK   3   FREE R VALUE                     : 0.197                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1622                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.54                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2197                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1500                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 117                          
REMARK   3   BIN FREE R VALUE                    : 0.1900                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1582                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 106                                     
REMARK   3   SOLVENT ATOMS            : 170                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 17.05                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.62000                                              
REMARK   3    B22 (A**2) : -0.08000                                             
REMARK   3    B33 (A**2) : -0.54000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.090         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.075         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.037         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.129         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.961                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.942                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1744 ; 0.007 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2392 ; 1.410 ; 2.032       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   208 ; 5.520 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    76 ;33.310 ;22.632       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   250 ;10.595 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    18 ;19.082 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   264 ; 0.079 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1322 ; 0.008 ; 0.021       
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):  1744 ; 1.758 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):    48 ;21.391 ; 5.000       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  1822 ; 6.299 ; 5.000       
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   104    206       B   104    206     112 0.160 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   104        A   301                          
REMARK   3    ORIGIN FOR THE GROUP (A):  -4.1702   4.6871 -15.5012              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0104 T22:   0.0019                                     
REMARK   3      T33:   0.0199 T12:  -0.0027                                     
REMARK   3      T13:  -0.0058 T23:   0.0014                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.2305 L22:   0.7940                                     
REMARK   3      L33:   0.6617 L12:   0.0649                                     
REMARK   3      L13:  -0.0263 L23:  -0.0479                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0053 S12:  -0.0003 S13:   0.0123                       
REMARK   3      S21:   0.0757 S22:  -0.0130 S23:  -0.0001                       
REMARK   3      S31:   0.0070 S32:   0.0065 S33:   0.0184                       
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   104        B   301                          
REMARK   3    ORIGIN FOR THE GROUP (A): -12.3170   6.1563 -35.3084              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0193 T22:   0.0194                                     
REMARK   3      T33:   0.0325 T12:  -0.0007                                     
REMARK   3      T13:   0.0012 T23:  -0.0007                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.0154 L22:   0.7137                                     
REMARK   3      L33:   0.9119 L12:   0.0432                                     
REMARK   3      L13:   0.1068 L23:   0.1734                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0065 S12:  -0.0039 S13:   0.0117                       
REMARK   3      S21:  -0.0670 S22:  -0.0375 S23:   0.0046                       
REMARK   3      S31:   0.0887 S32:  -0.0302 S33:   0.0310                       
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 USED IF PRESENT IN    
REMARK   3  THE INPUT U VALUES : WITH TLS ADDED                                 
REMARK   4                                                                      
REMARK   4 6L2U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 11-OCT-19.                  
REMARK 100 THE DEPOSITION ID IS D_1300014047.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-MAY-18                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PAL/PLS                            
REMARK 200  BEAMLINE                       : 7A (6B, 6C1)                       
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9793                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 270                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 32235                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 14.00                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 61.9000                            
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) : 1.53                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: PHENIX                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 43.52                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.18                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 10% PEG 3000, 0.1M NA-PHOSPHATE          
REMARK 280  DIBASIC/CITRIC ACID PH 4.2, 0.2M NACL, VAPOR DIFFUSION, SITTING     
REMARK 280  DROP, TEMPERATURE 295K                                              
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       17.29500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       47.24950            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       29.93600            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       47.24950            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       17.29500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       29.93600            
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: 3940 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 10010 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -28.0 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    VAL A 117     -153.11   -104.51                                   
REMARK 500    CYS B 114       89.68   -150.06                                   
REMARK 500    ASN B 120       18.05   -141.79                                   
REMARK 500    GLN B 190      -36.28   -130.66                                   
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 FAD A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue FAD B 301                 
DBREF  6L2U A  104   206  UNP    Q27RN2   Q27RN2_METSR   104    206             
DBREF  6L2U B  104   206  UNP    Q27RN2   Q27RN2_METSR   104    206             
SEQRES   1 A  103  GLN THR ASN TRP LEU ALA GLU ILE VAL GLU CYS ASP ARG          
SEQRES   2 A  103  VAL SER SER ASN VAL VAL ARG LEU LEU LEU GLN PRO LEU          
SEQRES   3 A  103  THR ALA ASP GLY ALA ALA PRO ILE SER LEU ASN PHE ALA          
SEQRES   4 A  103  PRO GLY GLN PHE VAL ASP ILE GLU ILE PRO GLY THR HIS          
SEQRES   5 A  103  THR ARG ARG SER TYR SER MET ALA SER VAL ALA GLU ASP          
SEQRES   6 A  103  GLY ARG LEU GLU PHE PHE ILE ARG LEU LEU PRO ASP GLY          
SEQRES   7 A  103  ALA PHE SER ASN TYR LEU ARG THR GLN ALA SER VAL GLY          
SEQRES   8 A  103  GLN ARG VAL ALA LEU ARG GLY PRO ALA GLY SER PHE              
SEQRES   1 B  103  GLN THR ASN TRP LEU ALA GLU ILE VAL GLU CYS ASP ARG          
SEQRES   2 B  103  VAL SER SER ASN VAL VAL ARG LEU LEU LEU GLN PRO LEU          
SEQRES   3 B  103  THR ALA ASP GLY ALA ALA PRO ILE SER LEU ASN PHE ALA          
SEQRES   4 B  103  PRO GLY GLN PHE VAL ASP ILE GLU ILE PRO GLY THR HIS          
SEQRES   5 B  103  THR ARG ARG SER TYR SER MET ALA SER VAL ALA GLU ASP          
SEQRES   6 B  103  GLY ARG LEU GLU PHE PHE ILE ARG LEU LEU PRO ASP GLY          
SEQRES   7 B  103  ALA PHE SER ASN TYR LEU ARG THR GLN ALA SER VAL GLY          
SEQRES   8 B  103  GLN ARG VAL ALA LEU ARG GLY PRO ALA GLY SER PHE              
HET    FAD  A 301      53                                                       
HET    FAD  B 301      53                                                       
HETNAM     FAD FLAVIN-ADENINE DINUCLEOTIDE                                      
FORMUL   3  FAD    2(C27 H33 N9 O15 P2)                                         
FORMUL   5  HOH   *170(H2 O)                                                    
HELIX    1 AA1 PRO A  136  PHE A  141  1                                   6    
HELIX    2 AA2 GLY A  181  GLN A  190  1                                  10    
HELIX    3 AA3 PRO B  136  ASN B  140  5                                   5    
HELIX    4 AA4 GLY B  181  GLN B  190  1                                  10    
SHEET    1 AA1 7 ARG A 157  SER A 161  0                                        
SHEET    2 AA1 7 PHE A 146  GLU A 150 -1  N  ILE A 149   O  ARG A 158           
SHEET    3 AA1 7 ARG A 196  ALA A 203 -1  O  ARG A 200   N  ASP A 148           
SHEET    4 AA1 7 ASN A 106  ARG A 116 -1  N  TRP A 107   O  LEU A 199           
SHEET    5 AA1 7 VAL A 121  PRO A 128 -1  O  GLN A 127   N  GLU A 110           
SHEET    6 AA1 7 LEU A 171  ARG A 176 -1  O  LEU A 171   N  LEU A 126           
SHEET    7 AA1 7 SER A 164  VAL A 165 -1  N  SER A 164   O  GLU A 172           
SHEET    1 AA2 7 ARG B 157  SER B 161  0                                        
SHEET    2 AA2 7 PHE B 146  GLU B 150 -1  N  ILE B 149   O  ARG B 158           
SHEET    3 AA2 7 ARG B 196  ALA B 203 -1  O  ARG B 200   N  ASP B 148           
SHEET    4 AA2 7 ASN B 106  ARG B 116 -1  N  ALA B 109   O  VAL B 197           
SHEET    5 AA2 7 VAL B 121  PRO B 128 -1  O  ARG B 123   N  ASP B 115           
SHEET    6 AA2 7 LEU B 171  ARG B 176 -1  O  LEU B 171   N  LEU B 126           
SHEET    7 AA2 7 SER B 164  VAL B 165 -1  N  SER B 164   O  GLU B 172           
CISPEP   1 GLY A  201    PRO A  202          0         1.41                     
CISPEP   2 GLY B  201    PRO B  202          0         2.45                     
SITE     1 AC1 25 GLU A 113  ARG A 123  PHE A 146  ARG A 158                    
SITE     2 AC1 25 SER A 159  TYR A 160  SER A 161  PHE A 174                    
SITE     3 AC1 25 ILE A 175  ARG A 176  PRO A 179  GLY A 181                    
SITE     4 AC1 25 ALA A 182  PHE A 183  SER A 184  HOH A 403                    
SITE     5 AC1 25 HOH A 408  HOH A 412  HOH A 413  HOH A 414                    
SITE     6 AC1 25 HOH A 418  HOH A 428  SER B 161  ASP B 180                    
SITE     7 AC1 25 FAD B 301                                                     
SITE     1 AC2 30 LEU A 125  SER A 161  SER A 164  ALA A 166                    
SITE     2 AC2 30 ARG A 170  GLU A 172  PHE A 174  ARG A 176                    
SITE     3 AC2 30 PRO A 179  FAD A 301  PHE B 146  ARG B 158                    
SITE     4 AC2 30 SER B 159  TYR B 160  SER B 161  PHE B 174                    
SITE     5 AC2 30 ILE B 175  ARG B 176  PRO B 179  ASP B 180                    
SITE     6 AC2 30 GLY B 181  ALA B 182  PHE B 183  SER B 184                    
SITE     7 AC2 30 PHE B 206  HOH B 404  HOH B 408  HOH B 410                    
SITE     8 AC2 30 HOH B 420  HOH B 455                                          
CRYST1   34.590   59.872   94.499  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      0.028910  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016702  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010582        0.00000