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Database: PDB
Entry: 1NXU
LinkDB: 1NXU
Original site: 1NXU 
HEADER    STRUCTURAL GENOMICS, OXIDOREDUCTASE     11-FEB-03   1NXU              
TITLE     CRYSTAL STRUCTURE OF E. COLI HYPOTHETICAL OXIDOREDUCTASE              
TITLE    2 YIAK NORTHEAST STRUCTURAL GENOMICS CONSORTIUM TARGET ER82.           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HYPOTHETICAL OXIDOREDUCTASE YIAK;                          
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 1.1.1.-;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: YIAK OR B3575;                                                 
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: BL21(DE3)                                 
KEYWDS    HYPOTHETICAL PROTEIN, OXIDOREDUCTASE, STRUCTURAL GENOMICS,            
KEYWDS   2 PSI, PROTEIN STRUCTURE INITIATIVE, NORTHEAST STRUCTURAL              
KEYWDS   3 GENOMICS CONSORTIUM, NESG                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    F.FOROUHAR,I.LEE,J.BENACH,K.KULKARNI,R.XIAO,T.B.ACTON,                
AUTHOR   2 R.SHASTRY,B.ROST,G.T.MONTELIONE,L.TONG,NORTHEAST STRUCTURAL          
AUTHOR   3 GENOMICS CONSORTIUM (NESG)                                           
REVDAT   4   24-FEB-09 1NXU    1       VERSN                                    
REVDAT   3   25-JAN-05 1NXU    1       AUTHOR KEYWDS REMARK                     
REVDAT   2   30-MAR-04 1NXU    1       JRNL                                     
REVDAT   1   11-MAR-03 1NXU    0                                                
JRNL        AUTH   F.FOROUHAR,I.LEE,J.BENACH,K.KULKARNI,R.XIAO,                 
JRNL        AUTH 2 T.B.ACTON,G.T.MONTELIONE,L.TONG                              
JRNL        TITL   A NOVEL NAD-BINDING PROTEIN REVEALED BY THE                  
JRNL        TITL 2 CRYSTAL STRUCTURE OF 2,3-DIKETO-L-GULONATE                   
JRNL        TITL 3 REDUCTASE (YIAK).                                            
JRNL        REF    J.BIOL.CHEM.                  V. 279 13148 2004              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   14718529                                                     
JRNL        DOI    10.1074/JBC.M313580200                                       
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 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 : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 37.90                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 2419207.770                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 68.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 77015                          
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) : 0.192                           
REMARK   3   FREE R VALUE                     : 0.235                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 7529                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
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) : 1.80                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.91                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 22.30                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 3773                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2970                       
REMARK   3   BIN FREE R VALUE                    : 0.2940                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.70                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 407                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.015                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5129                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 20                                      
REMARK   3   SOLVENT ATOMS            : 664                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 9.60                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 26.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -3.21000                                             
REMARK   3    B22 (A**2) : -1.82000                                             
REMARK   3    B33 (A**2) : 5.03000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -7.33000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.21                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.29                            
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) : 0.25                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.27                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.10                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.10                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.79                            
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) : 1.290 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.940 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.170 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 2.780 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.43                                                 
REMARK   3   BSOL        : 87.68                                                
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  : DNA-RNA_REP.PARAM                              
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : DNA-RNA.TOP                                    
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1NXU COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-FEB-03.                  
REMARK 100 THE RCSB ID CODE IS RCSB018329.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X12C                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97896, 0.9791, 0.9200            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 106854                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 37.900                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.600                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : 0.07400                            
REMARK 200  R SYM                      (I) : 0.08600                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
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: MAD                                            
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MAD                          
REMARK 200 SOFTWARE USED: SOLVE                                                 
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): 1.93                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M LISO4, 19% PEG 3350, 1MM B-        
REMARK 280  NADH, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 302K, PH 7.5       
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       25.61450            
REMARK 290   SMTRY3   2  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: 8150 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 24160 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -145.0 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     ALA A   333                                                      
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    ASP A  22      159.33    -47.38                                   
REMARK 500    ASN A 157       68.89     21.09                                   
REMARK 500    ASP A 201       92.84    -52.43                                   
REMARK 500    GLU A 202       59.17     38.11                                   
REMARK 500    TYR A 223     -115.69     54.84                                   
REMARK 500    ASN B 157       72.67     15.62                                   
REMARK 500    ASP B 201      129.40    -34.35                                   
REMARK 500    GLU B 202       42.94     36.96                                   
REMARK 500    ASN B 204     -161.94   -108.13                                   
REMARK 500    LYS B 214      -76.81    -70.04                                   
REMARK 500    ARG B 217       47.57    -83.10                                   
REMARK 500    TYR B 223     -114.97     53.65                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    TYR A 123         0.07    SIDE_CHAIN                              
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 SO4 A 1001                
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1002                
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 1003                
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 1004                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: ER82   RELATED DB: TARGETDB                              
DBREF  1NXU A    1   332  UNP    P37672   YIAK_ECOLI       1    332             
DBREF  1NXU B    1   332  UNP    P37672   YIAK_ECOLI       1    332             
SEQADV 1NXU MSE A    1  UNP  P37672    MET     1 MODIFIED RESIDUE               
SEQADV 1NXU MSE A   32  UNP  P37672    MET    32 MODIFIED RESIDUE               
SEQADV 1NXU MSE A   93  UNP  P37672    MET    93 MODIFIED RESIDUE               
SEQADV 1NXU MSE A   94  UNP  P37672    MET    94 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  118  UNP  P37672    MET   118 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  144  UNP  P37672    MET   144 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  170  UNP  P37672    MET   170 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  173  UNP  P37672    MET   173 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  175  UNP  P37672    MET   175 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  177  UNP  P37672    MET   177 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  182  UNP  P37672    MET   182 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  221  UNP  P37672    MET   221 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  229  UNP  P37672    MET   229 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  235  UNP  P37672    MET   235 MODIFIED RESIDUE               
SEQADV 1NXU MSE A  285  UNP  P37672    MET   285 MODIFIED RESIDUE               
SEQADV 1NXU ALA A  333  UNP  P37672              CLONING ARTIFACT               
SEQADV 1NXU MSE B    1  UNP  P37672    MET     1 MODIFIED RESIDUE               
SEQADV 1NXU MSE B   32  UNP  P37672    MET    32 MODIFIED RESIDUE               
SEQADV 1NXU MSE B   93  UNP  P37672    MET    93 MODIFIED RESIDUE               
SEQADV 1NXU MSE B   94  UNP  P37672    MET    94 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  118  UNP  P37672    MET   118 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  144  UNP  P37672    MET   144 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  170  UNP  P37672    MET   170 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  173  UNP  P37672    MET   173 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  175  UNP  P37672    MET   175 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  177  UNP  P37672    MET   177 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  182  UNP  P37672    MET   182 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  221  UNP  P37672    MET   221 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  229  UNP  P37672    MET   229 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  235  UNP  P37672    MET   235 MODIFIED RESIDUE               
SEQADV 1NXU MSE B  285  UNP  P37672    MET   285 MODIFIED RESIDUE               
SEQADV 1NXU ALA B  333  UNP  P37672              CLONING ARTIFACT               
SEQRES   1 A  333  MSE LYS VAL THR PHE GLU GLN LEU LYS ALA ALA PHE ASN          
SEQRES   2 A  333  ARG VAL LEU ILE SER ARG GLY VAL ASP SER GLU THR ALA          
SEQRES   3 A  333  ASP ALA CYS ALA GLU MSE PHE ALA ARG THR THR GLU SER          
SEQRES   4 A  333  GLY VAL TYR SER HIS GLY VAL ASN ARG PHE PRO ARG PHE          
SEQRES   5 A  333  ILE GLN GLN LEU GLU ASN GLY ASP ILE ILE PRO ASP ALA          
SEQRES   6 A  333  GLN PRO LYS ARG ILE THR SER LEU GLY ALA ILE GLU GLN          
SEQRES   7 A  333  TRP ASP ALA GLN ARG SER ILE GLY ASN LEU THR ALA LYS          
SEQRES   8 A  333  LYS MSE MSE ASP ARG ALA ILE GLU LEU ALA ALA ASP HIS          
SEQRES   9 A  333  GLY ILE GLY LEU VAL ALA LEU ARG ASN ALA ASN HIS TRP          
SEQRES  10 A  333  MSE ARG GLY GLY SER TYR GLY TRP GLN ALA ALA GLU LYS          
SEQRES  11 A  333  GLY TYR ILE GLY ILE CYS TRP THR ASN SER ILE ALA VAL          
SEQRES  12 A  333  MSE PRO PRO TRP GLY ALA LYS GLU CYS ARG ILE GLY THR          
SEQRES  13 A  333  ASN PRO LEU ILE VAL ALA ILE PRO SER THR PRO ILE THR          
SEQRES  14 A  333  MSE VAL ASP MSE SER MSE SER MSE PHE SER TYR GLY MSE          
SEQRES  15 A  333  LEU GLU VAL ASN ARG LEU ALA GLY ARG GLN LEU PRO VAL          
SEQRES  16 A  333  ASP GLY GLY PHE ASP ASP GLU GLY ASN LEU THR LYS GLU          
SEQRES  17 A  333  PRO GLY VAL ILE GLU LYS ASN ARG ARG ILE LEU PRO MSE          
SEQRES  18 A  333  GLY TYR TRP LYS GLY SER GLY MSE SER ILE VAL LEU ASP          
SEQRES  19 A  333  MSE ILE ALA THR LEU LEU SER ASP GLY ALA SER VAL ALA          
SEQRES  20 A  333  GLU VAL THR GLN ASP ASN SER ASP GLU TYR GLY ILE SER          
SEQRES  21 A  333  GLN ILE PHE ILE ALA ILE GLU VAL ASP LYS LEU ILE ASP          
SEQRES  22 A  333  GLY PRO THR ARG ASP ALA LYS LEU GLN ARG ILE MSE ASP          
SEQRES  23 A  333  TYR VAL THR SER ALA GLU ARG ALA ASP GLU ASN GLN ALA          
SEQRES  24 A  333  ILE ARG LEU PRO GLY HIS GLU PHE THR THR LEU LEU ALA          
SEQRES  25 A  333  GLU ASN ARG ARG ASN GLY ILE THR VAL ASP ASP SER VAL          
SEQRES  26 A  333  TRP ALA LYS ILE GLN ALA LEU ALA                              
SEQRES   1 B  333  MSE LYS VAL THR PHE GLU GLN LEU LYS ALA ALA PHE ASN          
SEQRES   2 B  333  ARG VAL LEU ILE SER ARG GLY VAL ASP SER GLU THR ALA          
SEQRES   3 B  333  ASP ALA CYS ALA GLU MSE PHE ALA ARG THR THR GLU SER          
SEQRES   4 B  333  GLY VAL TYR SER HIS GLY VAL ASN ARG PHE PRO ARG PHE          
SEQRES   5 B  333  ILE GLN GLN LEU GLU ASN GLY ASP ILE ILE PRO ASP ALA          
SEQRES   6 B  333  GLN PRO LYS ARG ILE THR SER LEU GLY ALA ILE GLU GLN          
SEQRES   7 B  333  TRP ASP ALA GLN ARG SER ILE GLY ASN LEU THR ALA LYS          
SEQRES   8 B  333  LYS MSE MSE ASP ARG ALA ILE GLU LEU ALA ALA ASP HIS          
SEQRES   9 B  333  GLY ILE GLY LEU VAL ALA LEU ARG ASN ALA ASN HIS TRP          
SEQRES  10 B  333  MSE ARG GLY GLY SER TYR GLY TRP GLN ALA ALA GLU LYS          
SEQRES  11 B  333  GLY TYR ILE GLY ILE CYS TRP THR ASN SER ILE ALA VAL          
SEQRES  12 B  333  MSE PRO PRO TRP GLY ALA LYS GLU CYS ARG ILE GLY THR          
SEQRES  13 B  333  ASN PRO LEU ILE VAL ALA ILE PRO SER THR PRO ILE THR          
SEQRES  14 B  333  MSE VAL ASP MSE SER MSE SER MSE PHE SER TYR GLY MSE          
SEQRES  15 B  333  LEU GLU VAL ASN ARG LEU ALA GLY ARG GLN LEU PRO VAL          
SEQRES  16 B  333  ASP GLY GLY PHE ASP ASP GLU GLY ASN LEU THR LYS GLU          
SEQRES  17 B  333  PRO GLY VAL ILE GLU LYS ASN ARG ARG ILE LEU PRO MSE          
SEQRES  18 B  333  GLY TYR TRP LYS GLY SER GLY MSE SER ILE VAL LEU ASP          
SEQRES  19 B  333  MSE ILE ALA THR LEU LEU SER ASP GLY ALA SER VAL ALA          
SEQRES  20 B  333  GLU VAL THR GLN ASP ASN SER ASP GLU TYR GLY ILE SER          
SEQRES  21 B  333  GLN ILE PHE ILE ALA ILE GLU VAL ASP LYS LEU ILE ASP          
SEQRES  22 B  333  GLY PRO THR ARG ASP ALA LYS LEU GLN ARG ILE MSE ASP          
SEQRES  23 B  333  TYR VAL THR SER ALA GLU ARG ALA ASP GLU ASN GLN ALA          
SEQRES  24 B  333  ILE ARG LEU PRO GLY HIS GLU PHE THR THR LEU LEU ALA          
SEQRES  25 B  333  GLU ASN ARG ARG ASN GLY ILE THR VAL ASP ASP SER VAL          
SEQRES  26 B  333  TRP ALA LYS ILE GLN ALA LEU ALA                              
MODRES 1NXU MSE A    1  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A   32  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A   93  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A   94  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  118  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  144  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  170  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  173  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  175  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  177  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  182  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  221  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  229  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  235  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE A  285  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B    1  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B   32  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B   93  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B   94  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  118  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  144  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  170  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  173  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  175  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  177  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  182  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  221  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  229  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  235  MET  SELENOMETHIONINE                                   
MODRES 1NXU MSE B  285  MET  SELENOMETHIONINE                                   
HET    MSE  A   1       8                                                       
HET    MSE  A  32       8                                                       
HET    MSE  A  93       8                                                       
HET    MSE  A  94       8                                                       
HET    MSE  A 118       8                                                       
HET    MSE  A 144       8                                                       
HET    MSE  A 170       8                                                       
HET    MSE  A 173       8                                                       
HET    MSE  A 175       8                                                       
HET    MSE  A 177       8                                                       
HET    MSE  A 182       8                                                       
HET    MSE  A 221       8                                                       
HET    MSE  A 229       8                                                       
HET    MSE  A 235       8                                                       
HET    MSE  A 285       8                                                       
HET    MSE  B   1       8                                                       
HET    MSE  B  32       8                                                       
HET    MSE  B  93       8                                                       
HET    MSE  B  94       8                                                       
HET    MSE  B 118       8                                                       
HET    MSE  B 144       8                                                       
HET    MSE  B 170       8                                                       
HET    MSE  B 173       8                                                       
HET    MSE  B 175       8                                                       
HET    MSE  B 177       8                                                       
HET    MSE  B 182       8                                                       
HET    MSE  B 221       8                                                       
HET    MSE  B 229       8                                                       
HET    MSE  B 235       8                                                       
HET    MSE  B 285       8                                                       
HET    SO4  A1001       5                                                       
HET    SO4  A1002       5                                                       
HET    SO4  B1003       5                                                       
HET    SO4  B1004       5                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
HETNAM     SO4 SULFATE ION                                                      
FORMUL   1  MSE    30(C5 H11 N O2 SE)                                           
FORMUL   3  SO4    4(O4 S 2-)                                                   
FORMUL   7  HOH   *664(H2 O)                                                    
HELIX    1   1 THR A    4  ARG A   19  1                                  16    
HELIX    2   2 ASP A   22  SER A   39  1                                  18    
HELIX    3   3 GLY A   45  ASN A   47  5                                   3    
HELIX    4   4 ARG A   48  ASN A   58  1                                  11    
HELIX    5   5 ILE A   85  GLY A  105  1                                  21    
HELIX    6   6 GLY A  120  LYS A  130  1                                  11    
HELIX    7   7 SER A  179  ALA A  189  1                                  11    
HELIX    8   8 GLU A  208  ARG A  216  1                                   9    
HELIX    9   9 TYR A  223  ASP A  242  1                                  20    
HELIX   10  10 SER A  245  ASN A  253  1                                   9    
HELIX   11  11 ASP A  273  SER A  290  1                                  18    
HELIX   12  12 HIS A  305  GLY A  318  1                                  14    
HELIX   13  13 ASP A  322  LEU A  332  1                                  11    
HELIX   14  14 THR B    4  ARG B   19  1                                  16    
HELIX   15  15 ASP B   22  SER B   39  1                                  18    
HELIX   16  16 GLY B   45  ASN B   47  5                                   3    
HELIX   17  17 ARG B   48  ASN B   58  1                                  11    
HELIX   18  18 ILE B   85  GLY B  105  1                                  21    
HELIX   19  19 ARG B  119  LYS B  130  1                                  12    
HELIX   20  20 SER B  179  ALA B  189  1                                  11    
HELIX   21  21 GLU B  208  ARG B  216  1                                   9    
HELIX   22  22 TYR B  223  ASP B  242  1                                  20    
HELIX   23  23 SER B  245  ASP B  252  1                                   8    
HELIX   24  24 ASP B  273  SER B  290  1                                  18    
HELIX   25  25 GLU B  306  GLY B  318  1                                  13    
HELIX   26  26 ASP B  322  LEU B  332  1                                  11    
SHEET    1   A 2 LYS A   2  VAL A   3  0                                        
SHEET    2   A 2 ILE A 319  THR A 320 -1  O  ILE A 319   N  VAL A   3           
SHEET    1   B 7 LYS A  68  LEU A  73  0                                        
SHEET    2   B 7 ILE A  76  ASP A  80 -1  O  ASP A  80   N  LYS A  68           
SHEET    3   B 7 ILE A 106  ALA A 114  1  O  ALA A 110   N  TRP A  79           
SHEET    4   B 7 ILE A 259  ILE A 266 -1  O  ILE A 259   N  ALA A 114           
SHEET    5   B 7 ILE A 133  THR A 138 -1  N  ILE A 135   O  ILE A 264           
SHEET    6   B 7 LEU A 159  ILE A 163 -1  O  ILE A 160   N  CYS A 136           
SHEET    7   B 7 THR A 169  MSE A 173 -1  O  THR A 169   N  ILE A 163           
SHEET    1   C 2 GLY A 198  PHE A 199  0                                        
SHEET    2   C 2 LEU A 205  THR A 206 -1  O  THR A 206   N  GLY A 198           
SHEET    1   D 2 LYS B   2  VAL B   3  0                                        
SHEET    2   D 2 ILE B 319  THR B 320 -1  O  ILE B 319   N  VAL B   3           
SHEET    1   E 7 LYS B  68  LEU B  73  0                                        
SHEET    2   E 7 ILE B  76  ASP B  80 -1  O  ILE B  76   N  LEU B  73           
SHEET    3   E 7 ILE B 106  ALA B 114  1  O  ALA B 110   N  TRP B  79           
SHEET    4   E 7 ILE B 259  GLU B 267 -1  O  ILE B 259   N  ALA B 114           
SHEET    5   E 7 TYR B 132  THR B 138 -1  N  ILE B 135   O  ILE B 264           
SHEET    6   E 7 LEU B 159  ILE B 163 -1  O  ALA B 162   N  GLY B 134           
SHEET    7   E 7 THR B 169  MSE B 173 -1  O  THR B 169   N  ILE B 163           
SHEET    1   F 2 GLY B 198  PHE B 199  0                                        
SHEET    2   F 2 LEU B 205  THR B 206 -1  O  THR B 206   N  GLY B 198           
LINK         C   MSE A   1                 N   LYS A   2     1555   1555  1.33  
LINK         C   GLU A  31                 N   MSE A  32     1555   1555  1.33  
LINK         C   MSE A  32                 N   PHE A  33     1555   1555  1.33  
LINK         C   LYS A  92                 N   MSE A  93     1555   1555  1.33  
LINK         C   MSE A  93                 N   MSE A  94     1555   1555  1.33  
LINK         C   MSE A  94                 N   ASP A  95     1555   1555  1.33  
LINK         C   TRP A 117                 N   MSE A 118     1555   1555  1.33  
LINK         C   MSE A 118                 N   ARG A 119     1555   1555  1.33  
LINK         C   VAL A 143                 N   MSE A 144     1555   1555  1.34  
LINK         C   MSE A 144                 N   PRO A 145     1555   1555  1.34  
LINK         C   THR A 169                 N   MSE A 170     1555   1555  1.33  
LINK         C   MSE A 170                 N   VAL A 171     1555   1555  1.33  
LINK         C   ASP A 172                 N   MSE A 173     1555   1555  1.33  
LINK         C   MSE A 173                 N   SER A 174     1555   1555  1.33  
LINK         C   SER A 174                 N   MSE A 175     1555   1555  1.33  
LINK         C   MSE A 175                 N   SER A 176     1555   1555  1.33  
LINK         C   SER A 176                 N   MSE A 177     1555   1555  1.33  
LINK         C   MSE A 177                 N   PHE A 178     1555   1555  1.33  
LINK         C   GLY A 181                 N   MSE A 182     1555   1555  1.33  
LINK         C   MSE A 182                 N   LEU A 183     1555   1555  1.33  
LINK         C   PRO A 220                 N   MSE A 221     1555   1555  1.33  
LINK         C   MSE A 221                 N   GLY A 222     1555   1555  1.33  
LINK         C   GLY A 228                 N   MSE A 229     1555   1555  1.33  
LINK         C   MSE A 229                 N   SER A 230     1555   1555  1.33  
LINK         C   ASP A 234                 N   MSE A 235     1555   1555  1.33  
LINK         C   MSE A 235                 N   ILE A 236     1555   1555  1.33  
LINK         C   ILE A 284                 N   MSE A 285     1555   1555  1.33  
LINK         C   MSE A 285                 N   ASP A 286     1555   1555  1.33  
LINK         C   MSE B   1                 N   LYS B   2     1555   1555  1.33  
LINK         C   GLU B  31                 N   MSE B  32     1555   1555  1.33  
LINK         C   MSE B  32                 N   PHE B  33     1555   1555  1.33  
LINK         C   LYS B  92                 N   MSE B  93     1555   1555  1.33  
LINK         C   MSE B  93                 N   MSE B  94     1555   1555  1.33  
LINK         C   MSE B  94                 N   ASP B  95     1555   1555  1.33  
LINK         C   TRP B 117                 N   MSE B 118     1555   1555  1.33  
LINK         C   MSE B 118                 N   ARG B 119     1555   1555  1.33  
LINK         C   VAL B 143                 N   MSE B 144     1555   1555  1.33  
LINK         C   MSE B 144                 N   PRO B 145     1555   1555  1.34  
LINK         C   THR B 169                 N   MSE B 170     1555   1555  1.33  
LINK         C   MSE B 170                 N   VAL B 171     1555   1555  1.33  
LINK         C   ASP B 172                 N   MSE B 173     1555   1555  1.33  
LINK         C   MSE B 173                 N   SER B 174     1555   1555  1.33  
LINK         C   SER B 174                 N   MSE B 175     1555   1555  1.33  
LINK         C   MSE B 175                 N   SER B 176     1555   1555  1.33  
LINK         C   SER B 176                 N   MSE B 177     1555   1555  1.33  
LINK         C   MSE B 177                 N   PHE B 178     1555   1555  1.33  
LINK         C   GLY B 181                 N   MSE B 182     1555   1555  1.33  
LINK         C   MSE B 182                 N   LEU B 183     1555   1555  1.33  
LINK         C   PRO B 220                 N   MSE B 221     1555   1555  1.32  
LINK         C   MSE B 221                 N   GLY B 222     1555   1555  1.33  
LINK         C   GLY B 228                 N   MSE B 229     1555   1555  1.33  
LINK         C   MSE B 229                 N   SER B 230     1555   1555  1.33  
LINK         C   ASP B 234                 N   MSE B 235     1555   1555  1.33  
LINK         C   MSE B 235                 N   ILE B 236     1555   1555  1.33  
LINK         C   ILE B 284                 N   MSE B 285     1555   1555  1.33  
LINK         C   MSE B 285                 N   ASP B 286     1555   1555  1.33  
CISPEP   1 THR A  166    PRO A  167          0         0.01                     
CISPEP   2 THR B  166    PRO B  167          0        -0.36                     
SITE     1 AC1  7 HIS A  44  ARG A  48  TYR A 180  GLY A 181                    
SITE     2 AC1  7 HOH A1021  HOH A1148  HOH A1164                               
SITE     1 AC2 10 MSE A 173  SER A 174  PHE A 178  SER A 179                    
SITE     2 AC2 10 MSE A 182  HOH A1007  HOH A1066  HOH A1067                    
SITE     3 AC2 10 HOH A1217  LYS B 225                                          
SITE     1 AC3  8 LYS A 225  MSE B 173  SER B 174  PHE B 178                    
SITE     2 AC3  8 SER B 179  HOH B1092  HOH B1127  HOH B1166                    
SITE     1 AC4  9 HIS B  44  ARG B  48  TYR B 180  GLY B 181                    
SITE     2 AC4  9 HOH B1078  HOH B1081  HOH B1083  HOH B1131                    
SITE     3 AC4  9 HOH B1143                                                     
CRYST1   58.012   51.229  108.930  90.00 103.78  90.00 P 1 21 1      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      0.017238  0.000000  0.004228        0.00000                         
SCALE2      0.000000  0.019520  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009452        0.00000                         
HETATM    1  N   MSE A   1     -24.980  -9.043 -37.499  1.00 47.24           N  
HETATM    2  CA  MSE A   1     -24.868  -9.648 -38.861  1.00 47.11           C  
HETATM    3  C   MSE A   1     -23.712 -10.639 -38.888  1.00 45.44           C  
HETATM    4  O   MSE A   1     -22.552 -10.249 -38.755  1.00 43.81           O  
HETATM    5  CB  MSE A   1     -24.620  -8.554 -39.904  1.00 49.37           C  
HETATM    6  CG  MSE A   1     -25.658  -8.480 -41.010  1.00 53.94           C  
HETATM    7 SE   MSE A   1     -25.725 -10.062 -42.126  1.00 60.44          SE  
HETATM    8  CE  MSE A   1     -27.140 -11.010 -41.210  1.00 57.91           C  
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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