HEADER    HYDROLASE                               22-FEB-05   1YXW              
TITLE     A COMMON BINDING SITE FOR DISIALYLLACTOSE AND A TRI-PEPTIDE IN THE C- 
TITLE    2 FRAGMENT OF TETANUS NEUROTOXIN                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: TETANUS TOXIN (TENTOXYLYSIN);                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.4.24.68;                                                       
COMPND   5 OTHER_DETAILS: CHAIN B IS COMPOSED OF THE TRI-PEPTIDE TRY-GLU-TRP    
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM TETANI;                             
SOURCE   3 ORGANISM_TAXID: 1513                                                 
KEYWDS    TETANUS TOXIN, GD3, GANGLIOSIDE, BETA-TREFOIL, INHIBITORS, HYDROLASE  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.JAYARAMAN,S.ESWARAMOORTHY,D.KUMARAN,S.SWAMINATHAN                   
REVDAT   5   23-AUG-23 1YXW    1       REMARK LINK                              
REVDAT   4   24-FEB-09 1YXW    1       VERSN                                    
REVDAT   3   04-OCT-05 1YXW    1       JRNL   COMPND SOURCE REMARK              
REVDAT   2   30-AUG-05 1YXW    1       JRNL                                     
REVDAT   1   15-MAR-05 1YXW    0                                                
JRNL        AUTH   S.JAYARAMAN,S.ESWARAMOORTHY,D.KUMARAN,S.SWAMINATHAN          
JRNL        TITL   COMMON BINDING SITE FOR DISIALYLLACTOSE AND TRI-PEPTIDE IN   
JRNL        TITL 2 C-FRAGMENT OF TETANUS NEUROTOXIN                             
JRNL        REF    PROTEINS                      V.  61   288 2005              
JRNL        REFN                   ISSN 0887-3585                               
JRNL        PMID   16104015                                                     
JRNL        DOI    10.1002/PROT.20595                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 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) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 39.59                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 105679.900                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 91.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 22872                          
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) : 0.224                           
REMARK   3   FREE R VALUE                     : 0.274                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2264                            
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) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.34                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 75.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2785                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2980                       
REMARK   3   BIN FREE R VALUE                    : 0.3400                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 311                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.019                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3564                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 36                                      
REMARK   3   SOLVENT ATOMS            : 202                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 12.40                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 19.80                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.04000                                             
REMARK   3    B22 (A**2) : -1.20000                                             
REMARK   3    B33 (A**2) : 3.24000                                              
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) : 0.29                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.30                            
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) : 0.37                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.34                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.400                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 25.90                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.740                           
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) : 1.360 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.200 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.250 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.160 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.38                                                 
REMARK   3   BSOL        : 37.77                                                
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  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  PARAMETER FILE  6  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : &_1_TOPOLOGY_INFILE_1                          
REMARK   3  TOPOLOGY FILE  2   : &_1_TOPOLOGY_INFILE_2                          
REMARK   3  TOPOLOGY FILE  3   : &_1_TOPOLOGY_INFILE_3                          
REMARK   3  TOPOLOGY FILE  4   : &_1_TOPOLOGY_INFILE_4                          
REMARK   3  TOPOLOGY FILE  5   : &_1_TOPOLOGY_INFILE_5                          
REMARK   3  TOPOLOGY FILE  6   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1YXW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-MAR-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000032050.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-MAR-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
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) : 0.97                               
REMARK 200  MONOCHROMATOR                  : SI 111                             
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : BRANDEIS                           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24520                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.12000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.9000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.32                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 83.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.37000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: PDB ENTRY 1AF9                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.80                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, IMIDAZOL, MGCL2, PH 6.5,       
REMARK 280  VAPOR DIFFUSION, SITTING 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       33.37850            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       45.13250            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       39.59150            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       45.13250            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       33.37850            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       39.59150            
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 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 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    ASN A1183   C     ASN A1184   N      -0.179                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ASN A1183   O   -  C   -  N   ANGL. DEV. = -16.8 DEGREES          
REMARK 500    ASN A1184   C   -  N   -  CA  ANGL. DEV. =  20.4 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN A 919       74.10   -156.78                                   
REMARK 500    ASP A 945     -161.88    -58.29                                   
REMARK 500    MET A 946       99.82    -61.50                                   
REMARK 500    PHE A 954      154.04    179.18                                   
REMARK 500    SER A 984     -155.40   -148.57                                   
REMARK 500    SER A 989     -133.27    -51.71                                   
REMARK 500    LEU A1027       50.10   -117.67                                   
REMARK 500    ASN A1029        4.69     81.42                                   
REMARK 500    SER A1042      -97.30   -141.73                                   
REMARK 500    ARG A1076       32.23     72.64                                   
REMARK 500    CYS A1093       35.81    -89.72                                   
REMARK 500    SER A1136       -0.57    -57.13                                   
REMARK 500    THR A1146       -8.68     77.59                                   
REMARK 500    ASP A1147     -158.34   -101.17                                   
REMARK 500    ASN A1184      -50.86     13.34                                   
REMARK 500    ASN A1204       23.59     48.44                                   
REMARK 500    ASN A1220        9.94     57.25                                   
REMARK 500    ASN A1230       28.40   -148.32                                   
REMARK 500    HIS A1293       21.66   -149.50                                   
REMARK 500    LEU A1299      -72.20   -126.71                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 ASN A 1183     ASN A 1184                 -145.61                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    ASN A1183        -13.47                                           
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 TYR A 5292                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GLU A 5293                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRP A 5294                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1AF9   RELATED DB: PDB                                   
DBREF  1YXW A  875  1315  UNP    P04958   TETX_CLOTE     874   1314             
SEQRES   1 A  441  GLU ASP ILE ASP VAL ILE LEU LYS LYS SER THR ILE LEU          
SEQRES   2 A  441  ASN LEU ASP ILE ASN ASN ASP ILE ILE SER ASP ILE SER          
SEQRES   3 A  441  GLY PHE ASN SER SER VAL ILE THR TYR PRO ASP ALA GLN          
SEQRES   4 A  441  LEU VAL PRO GLY ILE ASN GLY LYS ALA ILE HIS LEU VAL          
SEQRES   5 A  441  ASN ASN GLU SER SER GLU VAL ILE VAL HIS LYS ALA MET          
SEQRES   6 A  441  ASP ILE GLU TYR ASN ASP MET PHE ASN ASN PHE THR VAL          
SEQRES   7 A  441  SER PHE TRP LEU ARG VAL PRO LYS VAL SER ALA SER HIS          
SEQRES   8 A  441  LEU GLU GLN TYR GLY THR ASN GLU TYR SER ILE ILE SER          
SEQRES   9 A  441  SER MET LYS LYS HIS SER LEU SER ILE GLY SER GLY TRP          
SEQRES  10 A  441  SER VAL SER LEU LYS GLY ASN ASN LEU ILE TRP THR LEU          
SEQRES  11 A  441  LYS ASP SER ALA GLY GLU VAL ARG GLN ILE THR PHE ARG          
SEQRES  12 A  441  ASP LEU PRO ASP LYS PHE ASN ALA TYR LEU ALA ASN LYS          
SEQRES  13 A  441  TRP VAL PHE ILE THR ILE THR ASN ASP ARG LEU SER SER          
SEQRES  14 A  441  ALA ASN LEU TYR ILE ASN GLY VAL LEU MET GLY SER ALA          
SEQRES  15 A  441  GLU ILE THR GLY LEU GLY ALA ILE ARG GLU ASP ASN ASN          
SEQRES  16 A  441  ILE THR LEU LYS LEU ASP ARG CYS ASN ASN ASN ASN GLN          
SEQRES  17 A  441  TYR VAL SER ILE ASP LYS PHE ARG ILE PHE CYS LYS ALA          
SEQRES  18 A  441  LEU ASN PRO LYS GLU ILE GLU LYS LEU TYR THR SER TYR          
SEQRES  19 A  441  LEU SER ILE THR PHE LEU ARG ASP PHE TRP GLY ASN PRO          
SEQRES  20 A  441  LEU ARG TYR ASP THR GLU TYR TYR LEU ILE PRO VAL ALA          
SEQRES  21 A  441  SER SER SER LYS ASP VAL GLN LEU LYS ASN ILE THR ASP          
SEQRES  22 A  441  TYR MET TYR LEU THR ASN ALA PRO SER TYR THR ASN GLY          
SEQRES  23 A  441  LYS LEU ASN ILE TYR TYR ARG ARG LEU TYR ASN GLY LEU          
SEQRES  24 A  441  LYS PHE ILE ILE LYS ARG TYR THR PRO ASN ASN GLU ILE          
SEQRES  25 A  441  ASP SER PHE VAL LYS SER GLY ASP PHE ILE LYS LEU TYR          
SEQRES  26 A  441  VAL SER TYR ASN ASN ASN GLU HIS ILE VAL GLY TYR PRO          
SEQRES  27 A  441  LYS ASP GLY ASN ALA PHE ASN ASN LEU ASP ARG ILE LEU          
SEQRES  28 A  441  ARG VAL GLY TYR ASN ALA PRO GLY ILE PRO LEU TYR LYS          
SEQRES  29 A  441  LYS MET GLU ALA VAL LYS LEU ARG ASP LEU LYS THR TYR          
SEQRES  30 A  441  SER VAL GLN LEU LYS LEU TYR ASP ASP LYS ASN ALA SER          
SEQRES  31 A  441  LEU GLY LEU VAL GLY THR HIS ASN GLY GLN ILE GLY ASN          
SEQRES  32 A  441  ASP PRO ASN ARG ASP ILE LEU ILE ALA SER ASN TRP TYR          
SEQRES  33 A  441  PHE ASN HIS LEU LYS ASP LYS ILE LEU GLY CYS ASP TRP          
SEQRES  34 A  441  TYR PHE VAL PRO THR ASP GLU GLY TRP THR ASN ASP              
HET    TYR  A5292      12                                                       
HET    GLU  A5293       9                                                       
HET    TRP  A5294      15                                                       
HETNAM     TYR TYROSINE                                                         
HETNAM     GLU GLUTAMIC ACID                                                    
HETNAM     TRP TRYPTOPHAN                                                       
FORMUL   2  TYR    C9 H11 N O3                                                  
FORMUL   3  GLU    C5 H9 N O4                                                   
FORMUL   4  TRP    C11 H12 N2 O2                                                
FORMUL   5  HOH   *202(H2 O)                                                    
HELIX    1   1 ASP A  876  SER A  884  1                                   9    
HELIX    2   2 SER A  962  GLY A  970  1                                   9    
HELIX    3   3 ASN A 1097  TYR A 1108  1                                  12    
HELIX    4   4 ALA A 1134  SER A 1136  5                                   3    
HELIX    5   5 ASN A 1219  LEU A 1221  5                                   3    
HELIX    6   6 ASN A 1288  HIS A 1293  5                                   6    
SHEET    1   A 5 ILE A 895  ASP A 898  0                                        
SHEET    2   A 5 THR A 885  ASN A 892 -1  N  ASP A 890   O  SER A 897           
SHEET    3   A 5 TYR A1083  PHE A1092 -1  O  PHE A1089   N  LEU A 889           
SHEET    4   A 5 GLY A 920  VAL A 926 -1  N  LEU A 925   O  VAL A1084           
SHEET    5   A 5 GLN A 913  GLY A 917 -1  N  VAL A 915   O  ALA A 922           
SHEET    1   B 7 ILE A 895  ASP A 898  0                                        
SHEET    2   B 7 THR A 885  ASN A 892 -1  N  ASP A 890   O  SER A 897           
SHEET    3   B 7 TYR A1083  PHE A1092 -1  O  PHE A1089   N  LEU A 889           
SHEET    4   B 7 PHE A 950  ARG A 957 -1  N  SER A 953   O  ARG A1090           
SHEET    5   B 7 VAL A1032  ASN A1038 -1  O  ILE A1036   N  VAL A 952           
SHEET    6   B 7 SER A1043  ILE A1048 -1  O  TYR A1047   N  THR A1035           
SHEET    7   B 7 VAL A1051  GLU A1057 -1  O  MET A1053   N  LEU A1046           
SHEET    1   C 7 SER A 905  THR A 908  0                                        
SHEET    2   C 7 VAL A 933  HIS A 936 -1  O  ILE A 934   N  ILE A 907           
SHEET    3   C 7 ASN A1069  ASP A1075 -1  O  ILE A1070   N  VAL A 935           
SHEET    4   C 7 TYR A 974  SER A 978 -1  N  SER A 978   O  THR A1071           
SHEET    5   C 7 TRP A 991  LYS A 996 -1  O  VAL A 993   N  ILE A 977           
SHEET    6   C 7 ASN A 999  LYS A1005 -1  O  ILE A1001   N  SER A 994           
SHEET    7   C 7 VAL A1011  ARG A1017 -1  O  PHE A1016   N  LEU A1000           
SHEET    1   D 9 ALA A1217  PHE A1218  0                                        
SHEET    2   D 9 ASP A1222  ILE A1224 -1  O  ASP A1222   N  PHE A1218           
SHEET    3   D 9 ARG A1281  SER A1287 -1  O  ALA A1286   N  ARG A1223           
SHEET    4   D 9 SER A1264  GLY A1273 -1  N  LEU A1267   O  SER A1287           
SHEET    5   D 9 GLN A1254  TYR A1258 -1  N  LEU A1257   O  LEU A1265           
SHEET    6   D 9 LYS A1239  VAL A1243 -1  N  VAL A1243   O  GLN A1254           
SHEET    7   D 9 ASP A1194  SER A1201 -1  N  ILE A1196   O  MET A1240           
SHEET    8   D 9 GLU A1206  PRO A1212 -1  O  VAL A1209   N  LEU A1198           
SHEET    9   D 9 LEU A1236  TYR A1237 -1  O  TYR A1237   N  TYR A1211           
SHEET    1   E 6 ARG A1226  VAL A1227  0                                        
SHEET    2   E 6 GLU A1206  PRO A1212 -1  N  GLY A1210   O  ARG A1226           
SHEET    3   E 6 ASP A1194  SER A1201 -1  N  LEU A1198   O  VAL A1209           
SHEET    4   E 6 PHE A1175  ARG A1179 -1  N  LYS A1178   O  LYS A1197           
SHEET    5   E 6 GLU A1127  PRO A1132 -1  N  TYR A1128   O  PHE A1175           
SHEET    6   E 6 TRP A1303  VAL A1306 -1  O  VAL A1306   N  TYR A1129           
SHEET    1   F 2 LYS A1138  LEU A1142  0                                        
SHEET    2   F 2 MET A1149  ASN A1153 -1  O  TYR A1150   N  GLN A1141           
SHEET    1   G 2 SER A1156  ASN A1159  0                                        
SHEET    2   G 2 ILE A1164  ARG A1167 -1  O  TYR A1166   N  TYR A1157           
LINK         C   TYR A5292                 N   GLU A5293     1555   1555  1.33  
LINK         C   GLU A5293                 N   TRP A5294     1555   1555  1.33  
SITE     1 AC1  5 HOH A 212  HOH A 213  ASP A1214  TYR A1229                    
SITE     2 AC1  5 GLU A5293                                                     
SITE     1 AC2  7 HOH A  29  HOH A 202  GLY A1215  ASN A1216                    
SITE     2 AC2  7 ARG A1226  TYR A5292  TRP A5294                               
SITE     1 AC3  7 HOH A 202  LYS A1143  ASP A1147  TYR A1148                    
SITE     2 AC3  7 ARG A1226  ILE A1275  GLU A5293                               
CRYST1   66.757   79.183   90.265  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      0.014980  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012629  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011078        0.00000