HEADER    HYDROLASE                               18-MAR-05   1Z5O              
TITLE     CRYSTAL STRUCTURE OF MTA/ADOHCY NUCLEOSIDASE ASP197ASN MUTANT         
TITLE    2 COMPLEXED WITH 5'-METHYLTHIOADENOSINE                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MTA/SAH NUCLEOSIDASE;                                      
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: P46; 5'-METHYLTHIOADENOSINE NUCLEOSIDASE; S-                
COMPND   5 ADENOSYLHOMOCYSTEINE NUCLEOSIDASE;                                   
COMPND   6 EC: 3.2.2.9;                                                         
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: MTNN, MTN, PFS;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3);                                
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PPROEX HTA                                
KEYWDS    MIXED ALPHA/BETA, HYDROLASE                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.E.LEE,G.D.SMITH,C.HORVATIN,D.J.T.HUANG,K.A.CORNELL,M.K.RISCOE,      
AUTHOR   2 P.L.HOWELL                                                           
REVDAT   4   23-AUG-23 1Z5O    1       REMARK                                   
REVDAT   3   20-OCT-21 1Z5O    1       REMARK SEQADV                            
REVDAT   2   24-FEB-09 1Z5O    1       VERSN                                    
REVDAT   1   04-OCT-05 1Z5O    0                                                
JRNL        AUTH   J.E.LEE,G.D.SMITH,C.HORVATIN,D.J.T.HUANG,K.A.CORNELL,        
JRNL        AUTH 2 M.K.RISCOE,P.L.HOWELL                                        
JRNL        TITL   STRUCTURAL SNAPSHOTS OF MTA/ADOHCY NUCLEOSIDASE ALONG THE    
JRNL        TITL 2 REACTION COORDINATE PROVIDE INSIGHTS INTO ENZYME AND         
JRNL        TITL 3 NUCLEOSIDE FLEXIBILITY DURING CATALYSIS                      
JRNL        REF    J.MOL.BIOL.                   V. 352   559 2005              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   16109423                                                     
JRNL        DOI    10.1016/J.JMB.2005.07.027                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 27.22                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 852239.880                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 97.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 31499                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.205                           
REMARK   3   FREE R VALUE                     : 0.244                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1563                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.006                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.13                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.50                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 5006                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2730                       
REMARK   3   BIN FREE R VALUE                    : 0.3310                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.10                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 268                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.020                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3444                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 40                                      
REMARK   3   SOLVENT ATOMS            : 270                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 13.40                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 10.32000                                             
REMARK   3    B22 (A**2) : -4.35000                                             
REMARK   3    B33 (A**2) : -5.97000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.22                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.24                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.28                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.30                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.009                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.500                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.40                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.840                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.37                                                 
REMARK   3   BSOL        : 54.24                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  3  : MTA.PARAM                                      
REMARK   3  PARAMETER FILE  4  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : MTA.TOP                                        
REMARK   3  TOPOLOGY FILE  3   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1Z5O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-MAR-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000032329.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-JUN-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.7                                
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 RU300                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : YALE MIRRORS                       
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : D*TREK, CRYSTALCLEAR               
REMARK 200                                   (MSC/RIGAKU)                       
REMARK 200  DATA SCALING SOFTWARE          : D*TREK                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31499                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 27.220                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.7                               
REMARK 200  DATA REDUNDANCY                : 4.500                              
REMARK 200  R MERGE                    (I) : 0.07200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.07                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.3                               
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS 1.1                                               
REMARK 200 STARTING MODEL: 1NC1                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.50                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, SODIUM ACETATE, GLYCEROL, PH   
REMARK 280  4.7, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                
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       25.83000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       64.03500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.11000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       64.03500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       25.83000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       35.11000            
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: 4170 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 16870 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 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     PHE A   -10                                                      
REMARK 465     GLN A    -9                                                      
REMARK 465     GLY A    -8                                                      
REMARK 465     ALA A    -7                                                      
REMARK 465     MET A    -6                                                      
REMARK 465     ASP A    -5                                                      
REMARK 465     PRO A    -4                                                      
REMARK 465     PHE B   -10                                                      
REMARK 465     GLN B    -9                                                      
REMARK 465     GLY B    -8                                                      
REMARK 465     ALA B    -7                                                      
REMARK 465     MET B    -6                                                      
REMARK 465     ASP B    -5                                                      
REMARK 465     PRO B    -4                                                      
REMARK 465     GLU B    -3                                                      
REMARK 465     PHE B    -2                                                      
REMARK 465     SER B    -1                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     GLU A   21   OE1                                                 
REMARK 480     LEU A   28   CD1  CD2                                            
REMARK 480     HIS A   65   CE1  NE2                                            
REMARK 480     LYS A   67   CD                                                  
REMARK 480     GLU A  135   CG                                                  
REMARK 480     ARG A  142   NH2                                                 
REMARK 480     LEU A  205   CD1                                                 
REMARK 480     GLU A  209   CG                                                  
REMARK 480     LYS A  216   NZ                                                  
REMARK 480     ALA A  230   CB                                                  
REMARK 480     LYS B   19   NZ                                                  
REMARK 480     LEU B   28   CD2                                                 
REMARK 480     GLN B   37   NE2                                                 
REMARK 480     LYS B   67   CD                                                  
REMARK 480     LYS B  120   CD   NZ                                             
REMARK 480     LYS B  124   CE   NZ                                             
REMARK 480     ASN B  186   ND2                                                 
REMARK 480     GLN B  201   NE2                                                 
REMARK 480     GLN B  202   NE2                                                 
REMARK 480     GLU B  209   CG                                                  
REMARK 480     LYS B  216   CD   CE   NZ                                        
REMARK 480     LEU B  220   CD2                                                 
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  5350     O    HOH B  9349     1655     1.23            
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 155     -149.64     52.37                                   
REMARK 500    GLU A 172     -156.72   -153.42                                   
REMARK 500    GLU A 174      -32.75   -135.34                                   
REMARK 500    ASP A 200     -167.39   -100.06                                   
REMARK 500    SER B 155     -149.81     53.28                                   
REMARK 500    GLU B 172     -158.65   -151.54                                   
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 MTA A 5233                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MTA B 9233                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1Z5N   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF MTA/ADOHCY NUCLEOSIDASE GLU12GLN MUTANT         
REMARK 900 COMPLEXED WITH 5-METHYLTHIORIBOSE AND ADENINE                        
REMARK 900 RELATED ID: 1Z5P   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF MTA/ADOHCY NUCLEOSIDASE WITH A LIGAND-FREE      
REMARK 900 PURINE BINDING SITE                                                  
DBREF  1Z5O A    1   232  UNP    P24247   MTNN_ECOLI       1    232             
DBREF  1Z5O B    1   232  UNP    P24247   MTNN_ECOLI       1    232             
SEQADV 1Z5O PHE A  -10  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O GLN A   -9  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O GLY A   -8  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O ALA A   -7  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O MET A   -6  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O ASP A   -5  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O PRO A   -4  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O GLU A   -3  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O PHE A   -2  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O SER A   -1  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O ASN A  197  UNP  P24247    ASP   197 ENGINEERED MUTATION            
SEQADV 1Z5O PHE B  -10  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O GLN B   -9  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O GLY B   -8  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O ALA B   -7  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O MET B   -6  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O ASP B   -5  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O PRO B   -4  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O GLU B   -3  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O PHE B   -2  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O SER B   -1  UNP  P24247              CLONING ARTIFACT               
SEQADV 1Z5O ASN B  197  UNP  P24247    ASP   197 ENGINEERED MUTATION            
SEQRES   1 A  242  PHE GLN GLY ALA MET ASP PRO GLU PHE SER MET LYS ILE          
SEQRES   2 A  242  GLY ILE ILE GLY ALA MET GLU GLU GLU VAL THR LEU LEU          
SEQRES   3 A  242  ARG ASP LYS ILE GLU ASN ARG GLN THR ILE SER LEU GLY          
SEQRES   4 A  242  GLY CYS GLU ILE TYR THR GLY GLN LEU ASN GLY THR GLU          
SEQRES   5 A  242  VAL ALA LEU LEU LYS SER GLY ILE GLY LYS VAL ALA ALA          
SEQRES   6 A  242  ALA LEU GLY ALA THR LEU LEU LEU GLU HIS CYS LYS PRO          
SEQRES   7 A  242  ASP VAL ILE ILE ASN THR GLY SER ALA GLY GLY LEU ALA          
SEQRES   8 A  242  PRO THR LEU LYS VAL GLY ASP ILE VAL VAL SER ASP GLU          
SEQRES   9 A  242  ALA ARG TYR HIS ASP ALA ASP VAL THR ALA PHE GLY TYR          
SEQRES  10 A  242  GLU TYR GLY GLN LEU PRO GLY CYS PRO ALA GLY PHE LYS          
SEQRES  11 A  242  ALA ASP ASP LYS LEU ILE ALA ALA ALA GLU ALA CYS ILE          
SEQRES  12 A  242  ALA GLU LEU ASN LEU ASN ALA VAL ARG GLY LEU ILE VAL          
SEQRES  13 A  242  SER GLY ASP ALA PHE ILE ASN GLY SER VAL GLY LEU ALA          
SEQRES  14 A  242  LYS ILE ARG HIS ASN PHE PRO GLN ALA ILE ALA VAL GLU          
SEQRES  15 A  242  MET GLU ALA THR ALA ILE ALA HIS VAL CYS HIS ASN PHE          
SEQRES  16 A  242  ASN VAL PRO PHE VAL VAL VAL ARG ALA ILE SER ASN VAL          
SEQRES  17 A  242  ALA ASP GLN GLN SER HIS LEU SER PHE ASP GLU PHE LEU          
SEQRES  18 A  242  ALA VAL ALA ALA LYS GLN SER SER LEU MET VAL GLU SER          
SEQRES  19 A  242  LEU VAL GLN LYS LEU ALA HIS GLY                              
SEQRES   1 B  242  PHE GLN GLY ALA MET ASP PRO GLU PHE SER MET LYS ILE          
SEQRES   2 B  242  GLY ILE ILE GLY ALA MET GLU GLU GLU VAL THR LEU LEU          
SEQRES   3 B  242  ARG ASP LYS ILE GLU ASN ARG GLN THR ILE SER LEU GLY          
SEQRES   4 B  242  GLY CYS GLU ILE TYR THR GLY GLN LEU ASN GLY THR GLU          
SEQRES   5 B  242  VAL ALA LEU LEU LYS SER GLY ILE GLY LYS VAL ALA ALA          
SEQRES   6 B  242  ALA LEU GLY ALA THR LEU LEU LEU GLU HIS CYS LYS PRO          
SEQRES   7 B  242  ASP VAL ILE ILE ASN THR GLY SER ALA GLY GLY LEU ALA          
SEQRES   8 B  242  PRO THR LEU LYS VAL GLY ASP ILE VAL VAL SER ASP GLU          
SEQRES   9 B  242  ALA ARG TYR HIS ASP ALA ASP VAL THR ALA PHE GLY TYR          
SEQRES  10 B  242  GLU TYR GLY GLN LEU PRO GLY CYS PRO ALA GLY PHE LYS          
SEQRES  11 B  242  ALA ASP ASP LYS LEU ILE ALA ALA ALA GLU ALA CYS ILE          
SEQRES  12 B  242  ALA GLU LEU ASN LEU ASN ALA VAL ARG GLY LEU ILE VAL          
SEQRES  13 B  242  SER GLY ASP ALA PHE ILE ASN GLY SER VAL GLY LEU ALA          
SEQRES  14 B  242  LYS ILE ARG HIS ASN PHE PRO GLN ALA ILE ALA VAL GLU          
SEQRES  15 B  242  MET GLU ALA THR ALA ILE ALA HIS VAL CYS HIS ASN PHE          
SEQRES  16 B  242  ASN VAL PRO PHE VAL VAL VAL ARG ALA ILE SER ASN VAL          
SEQRES  17 B  242  ALA ASP GLN GLN SER HIS LEU SER PHE ASP GLU PHE LEU          
SEQRES  18 B  242  ALA VAL ALA ALA LYS GLN SER SER LEU MET VAL GLU SER          
SEQRES  19 B  242  LEU VAL GLN LYS LEU ALA HIS GLY                              
HET    MTA  A5233      20                                                       
HET    MTA  B9233      20                                                       
HETNAM     MTA 5'-DEOXY-5'-METHYLTHIOADENOSINE                                  
FORMUL   3  MTA    2(C11 H15 N5 O3 S)                                           
FORMUL   5  HOH   *270(H2 O)                                                    
HELIX    1   1 MET A    9  ILE A   20  1                                  12    
HELIX    2   2 GLY A   51  LYS A   67  1                                  17    
HELIX    3   3 VAL A  102  GLY A  106  5                                   5    
HELIX    4   4 ASP A  122  LEU A  136  1                                  15    
HELIX    5   5 GLY A  154  PHE A  165  1                                  12    
HELIX    6   6 GLU A  174  PHE A  185  1                                  12    
HELIX    7   7 GLN A  202  GLY A  232  1                                  31    
HELIX    8   8 MET B    9  LYS B   19  1                                  11    
HELIX    9   9 GLY B   51  LYS B   67  1                                  17    
HELIX   10  10 VAL B  102  GLY B  106  5                                   5    
HELIX   11  11 ASP B  122  ASN B  137  1                                  16    
HELIX   12  12 GLY B  154  PHE B  165  1                                  12    
HELIX   13  13 GLU B  174  PHE B  185  1                                  12    
HELIX   14  14 GLN B  202  GLY B  232  1                                  31    
SHEET    1   A 9 GLU A  21  LEU A  28  0                                        
SHEET    2   A 9 CYS A  31  LEU A  38 -1  O  GLN A  37   N  GLU A  21           
SHEET    3   A 9 THR A  41  LYS A  47 -1  O  VAL A  43   N  GLY A  36           
SHEET    4   A 9 ILE A   3  GLY A   7  1  N  ILE A   5   O  LEU A  46           
SHEET    5   A 9 VAL A  70  GLY A  79  1  O  THR A  74   N  ILE A   6           
SHEET    6   A 9 ALA A 168  GLU A 172 -1  O  VAL A 171   N  GLY A  78           
SHEET    7   A 9 ALA A 140  SER A 147  1  N  LEU A 144   O  ILE A 169           
SHEET    8   A 9 ILE A  89  TYR A  97  1  N  ASP A  93   O  GLY A 143           
SHEET    9   A 9 PHE A 119  LYS A 120 -1  O  PHE A 119   N  ALA A  95           
SHEET    1   B 8 GLU A  21  LEU A  28  0                                        
SHEET    2   B 8 CYS A  31  LEU A  38 -1  O  GLN A  37   N  GLU A  21           
SHEET    3   B 8 THR A  41  LYS A  47 -1  O  VAL A  43   N  GLY A  36           
SHEET    4   B 8 ILE A   3  GLY A   7  1  N  ILE A   5   O  LEU A  46           
SHEET    5   B 8 VAL A  70  GLY A  79  1  O  THR A  74   N  ILE A   6           
SHEET    6   B 8 PHE A 189  ASN A 197  1  O  ASN A 197   N  GLY A  79           
SHEET    7   B 8 ILE A  89  TYR A  97 -1  N  VAL A  90   O  ARG A 193           
SHEET    8   B 8 PHE A 119  LYS A 120 -1  O  PHE A 119   N  ALA A  95           
SHEET    1   C11 ILE B  20  LEU B  28  0                                        
SHEET    2   C11 CYS B  31  LEU B  38 -1  O  CYS B  31   N  LEU B  28           
SHEET    3   C11 THR B  41  LYS B  47 -1  O  LEU B  45   N  TYR B  34           
SHEET    4   C11 LYS B   2  GLY B   7  1  N  ILE B   5   O  LEU B  46           
SHEET    5   C11 VAL B  70  ASN B  73  1  O  VAL B  70   N  GLY B   4           
SHEET    6   C11 PHE B 189  ASN B 197  1  O  VAL B 192   N  ASN B  73           
SHEET    7   C11 SER B  76  GLY B  79  1  N  GLY B  79   O  ASN B 197           
SHEET    8   C11 ALA B 170  GLU B 172 -1  O  VAL B 171   N  GLY B  78           
SHEET    9   C11 ALA B 140  SER B 147  1  N  VAL B 146   O  ALA B 170           
SHEET   10   C11 ILE B  89  TYR B  97  1  N  VAL B  91   O  VAL B 141           
SHEET   11   C11 PHE B 119  LYS B 120 -1  O  PHE B 119   N  ALA B  95           
SHEET    1   D 8 ILE B  20  LEU B  28  0                                        
SHEET    2   D 8 CYS B  31  LEU B  38 -1  O  CYS B  31   N  LEU B  28           
SHEET    3   D 8 THR B  41  LYS B  47 -1  O  LEU B  45   N  TYR B  34           
SHEET    4   D 8 LYS B   2  GLY B   7  1  N  ILE B   5   O  LEU B  46           
SHEET    5   D 8 VAL B  70  ASN B  73  1  O  VAL B  70   N  GLY B   4           
SHEET    6   D 8 PHE B 189  ASN B 197  1  O  VAL B 192   N  ASN B  73           
SHEET    7   D 8 ILE B  89  TYR B  97 -1  N  VAL B  90   O  ARG B 193           
SHEET    8   D 8 PHE B 119  LYS B 120 -1  O  PHE B 119   N  ALA B  95           
SITE     1 AC1 14 SER A  76  ALA A  77  GLY A  78  ALA A 150                    
SITE     2 AC1 14 PHE A 151  ILE A 152  GLU A 172  MET A 173                    
SITE     3 AC1 14 GLU A 174  ARG A 193  ASN A 197  PHE A 207                    
SITE     4 AC1 14 HOH A5234  HOH A5277                                          
SITE     1 AC2 16 ALA B   8  ILE B  50  SER B  76  ALA B  77                    
SITE     2 AC2 16 GLY B  78  ALA B 150  PHE B 151  ILE B 152                    
SITE     3 AC2 16 GLU B 172  MET B 173  GLU B 174  ARG B 193                    
SITE     4 AC2 16 ASN B 197  PHE B 207  HOH B9243  HOH B9251                    
CRYST1   51.660   70.220  128.070  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      0.019357  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014241  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007808        0.00000