HEADER    GLYCOSIDASE                             29-OCT-92   1RTC              
TITLE     THE STRUCTURE OF RECOMBINANT RICIN A CHAIN AT 2.3 ANGSTROMS           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: RICIN;                                                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.2.2.22;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RICINUS COMMUNIS;                               
SOURCE   3 ORGANISM_COMMON: CASTOR BEAN;                                        
SOURCE   4 ORGANISM_TAXID: 3988;                                                
SOURCE   5 ORGAN: BEAN                                                          
KEYWDS    GLYCOSIDASE                                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.MLSNA,A.F.MONZINGO,B.J.KATZIN,S.ERNST,J.D.ROBERTUS                  
REVDAT   4   14-FEB-24 1RTC    1       REMARK                                   
REVDAT   3   24-FEB-09 1RTC    1       VERSN                                    
REVDAT   2   01-APR-03 1RTC    1       JRNL                                     
REVDAT   1   31-OCT-93 1RTC    0                                                
JRNL        AUTH   D.MLSNA,A.F.MONZINGO,B.J.KATZIN,S.ERNST,J.D.ROBERTUS         
JRNL        TITL   STRUCTURE OF RECOMBINANT RICIN A CHAIN AT 2.3 A.             
JRNL        REF    PROTEIN SCI.                  V.   2   429 1993              
JRNL        REFN                   ISSN 0961-8368                               
JRNL        PMID   8453380                                                      
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   B.J.KATZIN,E.J.COLLINS,J.D.ROBERTUS                          
REMARK   1  TITL   STRUCTURE OF RICIN A-CHAIN AT 2.5 ANGSTROMS                  
REMARK   1  REF    PROTEINS                      V.  10   251 1991              
REMARK   1  REFN                   ISSN 0887-3585                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   J.D.ROBERTUS,M.PIATAK,R.FERRIS,L.L.HOUSTON                   
REMARK   1  TITL   CRYSTALLIZATION OF RICIN A CHAIN OBTAINED FROM A CLONED GENE 
REMARK   1  TITL 2 EXPRESSED IN ESCHERICHIA COLI                                
REMARK   1  REF    J.BIOL.CHEM.                  V. 262    19 1987              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : NULL                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.230                           
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2122                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 48                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.017                           
REMARK   3   BOND ANGLES            (DEGREES) : 3.860                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
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  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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1RTC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000176215.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
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) : 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: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.84                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
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       34.05000            
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: 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    HIS A  40   NE2   HIS A  40   CD2    -0.075                       
REMARK 500    HIS A  65   NE2   HIS A  65   CD2    -0.077                       
REMARK 500    HIS A  94   NE2   HIS A  94   CD2    -0.083                       
REMARK 500    ARG A 234   NE    ARG A 234   CZ      0.087                       
REMARK 500    PRO A 261   CD    PRO A 261   N      -0.087                       
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    MET A   0   N   -  CA  -  C   ANGL. DEV. = -19.3 DEGREES          
REMARK 500    PHE A   2   N   -  CA  -  C   ANGL. DEV. =  16.7 DEGREES          
REMARK 500    PRO A   3   C   -  N   -  CA  ANGL. DEV. =  10.8 DEGREES          
REMARK 500    PRO A   3   CA  -  N   -  CD  ANGL. DEV. =  -9.7 DEGREES          
REMARK 500    TYR A   6   CB  -  CG  -  CD1 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    THR A  12   CA  -  CB  -  CG2 ANGL. DEV. =  11.6 DEGREES          
REMARK 500    ARG A  29   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.8 DEGREES          
REMARK 500    ARG A  31   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.6 DEGREES          
REMARK 500    THR A  34   CA  -  CB  -  CG2 ANGL. DEV. = -11.4 DEGREES          
REMARK 500    ALA A  36   N   -  CA  -  C   ANGL. DEV. =  21.6 DEGREES          
REMARK 500    ASP A  37   N   -  CA  -  C   ANGL. DEV. = -21.4 DEGREES          
REMARK 500    ARG A  39   NE  -  CZ  -  NH1 ANGL. DEV. =   4.1 DEGREES          
REMARK 500    VAL A  44   CG1 -  CB  -  CG2 ANGL. DEV. = -10.6 DEGREES          
REMARK 500    LEU A  45   N   -  CA  -  CB  ANGL. DEV. = -16.2 DEGREES          
REMARK 500    ILE A  53   CB  -  CA  -  C   ANGL. DEV. = -15.8 DEGREES          
REMARK 500    ARG A  56   CG  -  CD  -  NE  ANGL. DEV. = -17.1 DEGREES          
REMARK 500    ARG A  56   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG A  56   NE  -  CZ  -  NH2 ANGL. DEV. =  -7.0 DEGREES          
REMARK 500    TYR A  80   CB  -  CG  -  CD1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500    ARG A  85   NE  -  CZ  -  NH1 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    ASP A 100   CB  -  CG  -  OD1 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    ASP A 100   CB  -  CG  -  OD2 ANGL. DEV. =  -6.0 DEGREES          
REMARK 500    ILE A 104   CA  -  CB  -  CG1 ANGL. DEV. = -11.5 DEGREES          
REMARK 500    GLN A 112   CB  -  CG  -  CD  ANGL. DEV. =  15.7 DEGREES          
REMARK 500    GLN A 112   CA  -  C   -  N   ANGL. DEV. =  17.3 DEGREES          
REMARK 500    GLN A 112   O   -  C   -  N   ANGL. DEV. = -13.6 DEGREES          
REMARK 500    ASN A 113   CB  -  CA  -  C   ANGL. DEV. = -12.3 DEGREES          
REMARK 500    ARG A 114   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    ARG A 114   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.1 DEGREES          
REMARK 500    ARG A 125   NE  -  CZ  -  NH1 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    ARG A 125   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    PRO A 143   CA  -  N   -  CD  ANGL. DEV. = -10.7 DEGREES          
REMARK 500    GLU A 145   CB  -  CA  -  C   ANGL. DEV. = -12.1 DEGREES          
REMARK 500    TYR A 153   CB  -  CG  -  CD1 ANGL. DEV. =  -3.8 DEGREES          
REMARK 500    THR A 159   C   -  N   -  CA  ANGL. DEV. =  16.6 DEGREES          
REMARK 500    THR A 159   OG1 -  CB  -  CG2 ANGL. DEV. = -16.8 DEGREES          
REMARK 500    THR A 159   CA  -  CB  -  CG2 ANGL. DEV. =  11.0 DEGREES          
REMARK 500    LEU A 161   CB  -  CA  -  C   ANGL. DEV. = -11.5 DEGREES          
REMARK 500    LEU A 161   CA  -  CB  -  CG  ANGL. DEV. =  21.5 DEGREES          
REMARK 500    SER A 167   O   -  C   -  N   ANGL. DEV. = -10.0 DEGREES          
REMARK 500    ARG A 180   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG A 180   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    MET A 188   CG  -  SD  -  CE  ANGL. DEV. = -12.7 DEGREES          
REMARK 500    ARG A 196   NH1 -  CZ  -  NH2 ANGL. DEV. =  -6.7 DEGREES          
REMARK 500    ARG A 196   NE  -  CZ  -  NH1 ANGL. DEV. =   4.2 DEGREES          
REMARK 500    ASP A 201   CB  -  CG  -  OD2 ANGL. DEV. =  -6.0 DEGREES          
REMARK 500    ILE A 205   CA  -  C   -  N   ANGL. DEV. =  13.8 DEGREES          
REMARK 500    TRP A 211   CD1 -  CG  -  CD2 ANGL. DEV. =   7.4 DEGREES          
REMARK 500    TRP A 211   CE2 -  CD2 -  CG  ANGL. DEV. =  -7.0 DEGREES          
REMARK 500    TRP A 211   CG  -  CD2 -  CE3 ANGL. DEV. =   7.9 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      56 ANGLE DEVIATIONS.                             
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    ILE A   1     -162.24    -76.95                                   
REMARK 500    PHE A   2      131.75   -174.05                                   
REMARK 500    PRO A   3       67.05    -13.31                                   
REMARK 500    LYS A   4      141.62     64.38                                   
REMARK 500    ALA A  14      -70.49    -46.82                                   
REMARK 500    THR A  34       45.14    -78.91                                   
REMARK 500    ALA A  36       74.76   -112.13                                   
REMARK 500    HIS A  40       45.07     32.14                                   
REMARK 500    GLU A  41      -12.45     75.52                                   
REMARK 500    ALA A  66       58.87   -109.56                                   
REMARK 500    GLU A  67       64.73      9.07                                   
REMARK 500    ASN A  78       17.73   -154.46                                   
REMARK 500    ALA A  79       12.43     45.72                                   
REMARK 500    ASN A 113      122.75     82.05                                   
REMARK 500    TYR A 123      -37.53    -32.47                                   
REMARK 500    THR A 156        2.46    -68.90                                   
REMARK 500    THR A 159     -123.92     11.35                                   
REMARK 500    GLN A 160      107.69     61.03                                   
REMARK 500    ILE A 175      -56.44   -127.69                                   
REMARK 500    GLN A 223       43.37     34.68                                   
REMARK 500    PRO A 261      179.17    -53.98                                   
REMARK 500    PRO A 262      -70.84   -124.80                                   
REMARK 500    PRO A 263     -156.39    -74.10                                   
REMARK 500    SER A 265      -47.45     52.78                                   
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 ILE A    1     PHE A    2                 -146.90                    
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    ARG A  56         0.11    SIDE CHAIN                              
REMARK 500    TYR A  91         0.09    SIDE CHAIN                              
REMARK 500    TYR A 115         0.08    SIDE CHAIN                              
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    GLN A 223        -11.28                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1RTC A    1   267  UNP    P02879   RICI_RICCO      36    302             
SEQRES   1 A  268  MET ILE PHE PRO LYS GLN TYR PRO ILE ILE ASN PHE THR          
SEQRES   2 A  268  THR ALA GLY ALA THR VAL GLN SER TYR THR ASN PHE ILE          
SEQRES   3 A  268  ARG ALA VAL ARG GLY ARG LEU THR THR GLY ALA ASP VAL          
SEQRES   4 A  268  ARG HIS GLU ILE PRO VAL LEU PRO ASN ARG VAL GLY LEU          
SEQRES   5 A  268  PRO ILE ASN GLN ARG PHE ILE LEU VAL GLU LEU SER ASN          
SEQRES   6 A  268  HIS ALA GLU LEU SER VAL THR LEU ALA LEU ASP VAL THR          
SEQRES   7 A  268  ASN ALA TYR VAL VAL GLY TYR ARG ALA GLY ASN SER ALA          
SEQRES   8 A  268  TYR PHE PHE HIS PRO ASP ASN GLN GLU ASP ALA GLU ALA          
SEQRES   9 A  268  ILE THR HIS LEU PHE THR ASP VAL GLN ASN ARG TYR THR          
SEQRES  10 A  268  PHE ALA PHE GLY GLY ASN TYR ASP ARG LEU GLU GLN LEU          
SEQRES  11 A  268  ALA GLY ASN LEU ARG GLU ASN ILE GLU LEU GLY ASN GLY          
SEQRES  12 A  268  PRO LEU GLU GLU ALA ILE SER ALA LEU TYR TYR TYR SER          
SEQRES  13 A  268  THR GLY GLY THR GLN LEU PRO THR LEU ALA ARG SER PHE          
SEQRES  14 A  268  ILE ILE CYS ILE GLN MET ILE SER GLU ALA ALA ARG PHE          
SEQRES  15 A  268  GLN TYR ILE GLU GLY GLU MET ARG THR ARG ILE ARG TYR          
SEQRES  16 A  268  ASN ARG ARG SER ALA PRO ASP PRO SER VAL ILE THR LEU          
SEQRES  17 A  268  GLU ASN SER TRP GLY ARG LEU SER THR ALA ILE GLN GLU          
SEQRES  18 A  268  SER ASN GLN GLY ALA PHE ALA SER PRO ILE GLN LEU GLN          
SEQRES  19 A  268  ARG ARG ASN GLY SER LYS PHE SER VAL TYR ASP VAL SER          
SEQRES  20 A  268  ILE LEU ILE PRO ILE ILE ALA LEU MET VAL TYR ARG CYS          
SEQRES  21 A  268  ALA PRO PRO PRO SER SER GLN PHE                              
FORMUL   2  HOH   *48(H2 O)                                                     
HELIX    1   A VAL A   18  LEU A   32  1                                  15    
HELIX    2   B GLU A   99  ILE A  104  1                                   6    
HELIX    3   C ASN A  122  GLU A  127  1                                   6    
HELIX    4   D ASN A  141  TYR A  152  1                                  12    
HELIX    5   E LEU A  161  ARG A  180  1                                  20    
HELIX    6   F ILE A  184  ILE A  192  1                                   9    
HELIX    7   G PRO A  202  SER A  210  1                                   9    
HELIX    8   H TRP A  211  GLN A  219  1                                   9    
SHEET    1   1 6 PRO A   7  THR A  13  0                                        
SHEET    2   1 6 LEU A  59  ASN A  64  1  N  LEU A  59   O  PRO A   7           
SHEET    3   1 6 LEU A  68  ALA A  73 -1  O  LEU A  68   N  ASN A  64           
SHEET    4   1 6 VAL A  82  ALA A  86 -1  O  GLY A  83   N  ALA A  73           
SHEET    5   1 6 SER A  89  PHE A  93 -1  N  SER A  89   O  ALA A  86           
SHEET    6   1 6 TYR A 115  PHE A 117  1  N  TYR A 115   O  ALA A  90           
SHEET    1   2 2 ILE A 230  ARG A 234  0                                        
SHEET    2   2 2 GLY A 237  VAL A 242 -1  O  VAL A 242   N  ILE A 230           
CRYST1   42.600   68.100   50.200  90.00 112.90  90.00 P 1 21 1      2          
ORIGX1      0.023474  0.000000  0.009916        0.00000                         
ORIGX2      0.000000  0.014684  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  0.021625        0.00000                         
SCALE1      0.023474  0.000000  0.009916        0.00000                         
SCALE2      0.000000  0.014684  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.021625        0.00000