HEADER    HYDROLASE                               25-SEP-19   6UFZ              
TITLE     CRYSTAL STRUCTURE OF A GH128 (SUBGROUP I) ENDO-BETA-1,3-GLUCANASE     
TITLE    2 (E199Q MUTANT) FROM AMYCOLATOPSIS MEDITERRANEI (AMGH128_I)           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLYCO_HYDRO_CC DOMAIN-CONTAINING PROTEIN;                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: AMYCOLATOPSIS MEDITERRANEI;                     
SOURCE   3 ORGANISM_TAXID: 33910;                                               
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    GLYCOSYL HYDROLASE, CARBOHYDRATE, HYDROLASE                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.L.CORDEIRO,M.N.DOMINGUES,P.S.VIEIRA,C.R.SANTOS,M.T.MURAKAMI         
REVDAT   4   13-MAR-24 6UFZ    1       REMARK                                   
REVDAT   3   05-AUG-20 6UFZ    1       JRNL                                     
REVDAT   2   10-JUN-20 6UFZ    1       JRNL                                     
REVDAT   1   20-MAY-20 6UFZ    0                                                
JRNL        AUTH   C.R.SANTOS,P.A.C.R.COSTA,P.S.VIEIRA,S.E.T.GONZALEZ,          
JRNL        AUTH 2 T.L.R.CORREA,E.A.LIMA,F.MANDELLI,R.A.S.PIROLLA,              
JRNL        AUTH 3 M.N.DOMINGUES,L.CABRAL,M.P.MARTINS,R.L.CORDEIRO,A.T.JUNIOR,  
JRNL        AUTH 4 B.P.SOUZA,E.T.PRATES,F.C.GOZZO,G.F.PERSINOTI,M.S.SKAF,       
JRNL        AUTH 5 M.T.MURAKAMI                                                 
JRNL        TITL   STRUCTURAL INSIGHTS INTO BETA-1,3-GLUCAN CLEAVAGE BY A       
JRNL        TITL 2 GLYCOSIDE HYDROLASE FAMILY.                                  
JRNL        REF    NAT.CHEM.BIOL.                V.  16   920 2020              
JRNL        REFN                   ESSN 1552-4469                               
JRNL        PMID   32451508                                                     
JRNL        DOI    10.1038/S41589-020-0554-5                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0257                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 37.69                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 17235                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE R-VALUE                    
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.212                           
REMARK   3   FREE R VALUE                     : 0.262                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.001                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 862                             
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) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.95                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1146                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.71                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3410                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 60                           
REMARK   3   BIN FREE R VALUE                    : 0.3150                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1793                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 113                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.97                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.91800                                             
REMARK   3    B22 (A**2) : -1.07200                                             
REMARK   3    B33 (A**2) : 1.98900                                              
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): 0.194         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.175         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.941                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.897                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1861 ; 0.011 ; 0.012       
REMARK   3   BOND LENGTHS OTHERS               (A):  1635 ; 0.037 ; 0.017       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2545 ; 1.728 ; 1.645       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  3766 ; 2.444 ; 1.567       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   238 ; 8.027 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    93 ;35.653 ;20.860       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   248 ;13.506 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    13 ;16.558 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   240 ; 0.074 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2166 ; 0.010 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   445 ; 0.016 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   410 ; 0.199 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):    65 ; 0.262 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   922 ; 0.175 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   108 ; 0.208 ; 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):  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):   955 ; 1.147 ; 2.197       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   953 ; 1.148 ; 2.197       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1192 ; 1.905 ; 3.285       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1192 ; 1.905 ; 3.285       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   906 ; 1.267 ; 2.315       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):   906 ; 1.267 ; 2.315       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1353 ; 2.039 ; 3.428       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  1353 ; 2.038 ; 3.428       
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 : NULL                                                 
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 THEIR        
REMARK   3   RIDING POSITIONS                                                   
REMARK   4                                                                      
REMARK   4 6UFZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-SEP-19.                  
REMARK 100 THE DEPOSITION ID IS D_1000244543.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-SEP-19                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
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 MICROMAX-007                
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 : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 17237                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.2                               
REMARK 200  DATA REDUNDANCY                : 3.700                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.0000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.02                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.60                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 35.83                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.92                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0 M SODIUM CHLORIDE, 0.1 M SODIUM      
REMARK 280  ACETATE, PH 4.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       17.93850            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       39.57400            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       37.68900            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       39.57400            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       17.93850            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       37.68900            
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: 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     7                                                      
REMARK 465     GLY A     8                                                      
REMARK 465     SER A     9                                                      
REMARK 465     SER A    10                                                      
REMARK 465     HIS A    11                                                      
REMARK 465     HIS A    12                                                      
REMARK 465     HIS A    13                                                      
REMARK 465     HIS A    14                                                      
REMARK 465     HIS A    15                                                      
REMARK 465     HIS A    16                                                      
REMARK 465     SER A    17                                                      
REMARK 465     SER A    18                                                      
REMARK 465     GLY A    19                                                      
REMARK 465     LEU A    20                                                      
REMARK 465     VAL A    21                                                      
REMARK 465     PRO A    22                                                      
REMARK 465     ALA A    23                                                      
REMARK 465     GLY A    24                                                      
REMARK 465     SER A    25                                                      
REMARK 465     HIS A    26                                                      
REMARK 465     MET A    27                                                      
REMARK 465     ALA A    28                                                      
REMARK 465     GLY A    29                                                      
REMARK 465     SER A   206                                                      
REMARK 465     GLY A   207                                                      
REMARK 465     SER A   208                                                      
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   O    GLY A   231     O    HOH A   301              2.12            
REMARK 500   O    ALA A    51     O    HOH A   302              2.16            
REMARK 500   OE1  GLN A   181     O    HOH A   303              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   305     O    HOH A   329     4545     2.05            
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    ALA A  68      135.45    -38.61                                   
REMARK 500    GLN A 108     -131.63   -121.17                                   
REMARK 500    GLN A 199      103.36   -164.65                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  6UFZ A   28   269  UNP    G0FQ07   G0FQ07_AMYMS    28    269             
SEQADV 6UFZ MET A    7  UNP  G0FQ07              INITIATING METHIONINE          
SEQADV 6UFZ GLY A    8  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ SER A    9  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ SER A   10  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ HIS A   11  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ HIS A   12  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ HIS A   13  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ HIS A   14  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ HIS A   15  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ HIS A   16  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ SER A   17  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ SER A   18  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ GLY A   19  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ LEU A   20  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ VAL A   21  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ PRO A   22  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ ALA A   23  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ GLY A   24  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ SER A   25  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ HIS A   26  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ MET A   27  UNP  G0FQ07              EXPRESSION TAG                 
SEQADV 6UFZ GLN A  199  UNP  G0FQ07    GLU   199 ENGINEERED MUTATION            
SEQRES   1 A  263  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  263  LEU VAL PRO ALA GLY SER HIS MET ALA GLY THR LYS LYS          
SEQRES   3 A  263  GLY VAL SER ALA ALA ALA PHE SER GLY VAL THR ALA ALA          
SEQRES   4 A  263  LEU GLY ASP VAL GLY ALA ARG TRP PHE TYR THR TRP ALA          
SEQRES   5 A  263  ALA ASP PRO GLN GLY ILE THR ALA PRO ALA GLY THR GLU          
SEQRES   6 A  263  PHE VAL PRO MET ILE TRP GLY ARG ASP SER VAL THR ALA          
SEQRES   7 A  263  ASP GLN LEU GLN ARG ALA LYS ALA ALA GLY SER THR LEU          
SEQRES   8 A  263  LEU ALA PHE ASN GLU PRO ASP LEU ALA GLY GLN ALA ASN          
SEQRES   9 A  263  MET SER VAL GLU THR ALA LEU ASP LEU TRP PRO GLN LEU          
SEQRES  10 A  263  GLN ALA THR GLY MET ARG LEU GLY ALA PRO ALA VAL ALA          
SEQRES  11 A  263  TYR GLY GLY ASP THR PRO GLY GLY TRP LEU ASP ARG PHE          
SEQRES  12 A  263  MET SER GLY ALA ALA ALA ARG GLY TYR ARG VAL ASP PHE          
SEQRES  13 A  263  ILE PRO LEU HIS TRP TYR GLY GLY ASP PHE SER ALA ALA          
SEQRES  14 A  263  ALA THR GLY GLN LEU GLN SER TYR LEU GLN ALA VAL TYR          
SEQRES  15 A  263  ASN ARG TYR HIS ARG PRO ILE TRP LEU THR GLN TYR ALA          
SEQRES  16 A  263  LEU THR ASP PHE SER GLY SER THR PRO ARG TYR PRO SER          
SEQRES  17 A  263  ALA ALA GLU GLN ALA ASP PHE VAL SER ARG SER THR ALA          
SEQRES  18 A  263  MET LEU ASN GLY LEU SER PHE VAL GLU ARG TYR ALA TRP          
SEQRES  19 A  263  PHE SER LEU SER THR SER THR THR PRO THR GLY LEU TYR          
SEQRES  20 A  263  THR GLY THR THR PRO ASN SER SER GLY VAL ALA TYR ARG          
SEQRES  21 A  263  ALA ALA GLY                                                  
FORMUL   2  HOH   *113(H2 O)                                                    
HELIX    1 AA1 GLY A   41  GLY A   50  1                                  10    
HELIX    2 AA2 GLY A   78  VAL A   82  5                                   5    
HELIX    3 AA3 THR A   83  GLY A   94  1                                  12    
HELIX    4 AA4 SER A  112  ALA A  125  1                                  14    
HELIX    5 AA5 GLY A  144  ARG A  156  1                                  13    
HELIX    6 AA6 ALA A  175  HIS A  192  1                                  18    
HELIX    7 AA7 SER A  214  LEU A  232  1                                  19    
HELIX    8 AA8 ASN A  259  ALA A  267  1                                   9    
SHEET    1 AA1 6 GLU A  71  PHE A  72  0                                        
SHEET    2 AA1 6 TRP A  53  TYR A  55  1  N  PHE A  54   O  GLU A  71           
SHEET    3 AA1 6 LYS A  32  SER A  35  1  N  VAL A  34   O  TRP A  53           
SHEET    4 AA1 6 VAL A 235  TRP A 240  1  O  TYR A 238   N  GLY A  33           
SHEET    5 AA1 6 ILE A 195  LEU A 202  1  N  ILE A 195   O  GLU A 236           
SHEET    6 AA1 6 ILE A 163  GLY A 169  1  N  LEU A 165   O  TRP A 196           
SHEET    1 AA2 2 THR A  96  LEU A  98  0                                        
SHEET    2 AA2 2 ARG A 129  GLY A 131  1  O  GLY A 131   N  LEU A  97           
SHEET    1 AA3 2 TYR A 253  THR A 254  0                                        
SHEET    2 AA3 2 THR A 257  PRO A 258 -1  O  THR A 257   N  THR A 254           
CISPEP   1 PHE A  241    SER A  242          0        -8.01                     
CRYST1   35.877   75.378   79.148  90.00  90.00  90.00 P 21 21 21    4          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.027873  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013266  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012635        0.00000