HEADER    RIBOSOME-INACTIVATING PROTEIN           01-JUL-94   1MRI              
TITLE     STUDIES ON CRYSTAL STRUCTURES ACTIVE CENTER GEOMETRY AND DEPURINE     
TITLE    2 MECHANISM OF TWO RIBOSOME-INACTIVATING PROTEINS                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ALPHA-MOMORCHARIN;                                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: MOMORDICA CHARANTIA;                            
SOURCE   3 ORGANISM_COMMON: BALSAM PEAR;                                        
SOURCE   4 ORGANISM_TAXID: 3673                                                 
KEYWDS    RIBOSOME-INACTIVATING PROTEIN                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    Q.HUANG,S.LIU,Y.TANG,S.JIN,Y.WANG                                     
REVDAT   3   14-FEB-24 1MRI    1       SEQADV                                   
REVDAT   2   24-FEB-09 1MRI    1       VERSN                                    
REVDAT   1   07-FEB-95 1MRI    0                                                
JRNL        AUTH   Q.HUANG,S.LIU,Y.TANG,S.JIN,Y.WANG                            
JRNL        TITL   STUDIES ON CRYSTAL STRUCTURES, ACTIVE-CENTRE GEOMETRY AND    
JRNL        TITL 2 DEPURINATING MECHANISM OF TWO RIBOSOME-INACTIVATING          
JRNL        TITL 3 PROTEINS.                                                    
JRNL        REF    BIOCHEM.J.                    V. 309   285 1995              
JRNL        REFN                   ISSN 0264-6021                               
JRNL        PMID   7619070                                                      
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   Y.TANG,Q.HUANG                                               
REMARK   1  TITL   ACTIVE CENTER GEOMETRY AND DEPURINE MECHANISM OF TWO         
REMARK   1  TITL 2 RIBOSOME-INACTIVATING PROTEINS                               
REMARK   1  REF    PROG.NAT.SCI.                 V.   4   527 1994              
REMARK   1  REFN                   ISSN 1002-008X                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 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) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 7.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.000                          
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             : 11327                          
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) : 0.192                           
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            : 1931                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 12                                      
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) : 0.012                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.450                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 25.00                           
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 1MRI 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_1000175132.                                   
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   (%): 45.92                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.27                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       5555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       6555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290       7555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290       8555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290       9555   -X+Y+1/3,-X+2/3,Z+2/3                                   
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       65.48500            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       37.80778            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       13.38000            
REMARK 290   SMTRY1   5 -0.500000 -0.866025  0.000000       65.48500            
REMARK 290   SMTRY2   5  0.866025 -0.500000  0.000000       37.80778            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       13.38000            
REMARK 290   SMTRY1   6 -0.500000  0.866025  0.000000       65.48500            
REMARK 290   SMTRY2   6 -0.866025 -0.500000  0.000000       37.80778            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       13.38000            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       75.61556            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       26.76000            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       75.61556            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       26.76000            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       75.61556            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       26.76000            
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 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   247                                                      
REMARK 465     GLU A   248                                                      
REMARK 465     GLY A   249                                                      
REMARK 465     ASP A   250                                                      
REMARK 465     ASN A   251                                                      
REMARK 465     GLY A   252                                                      
REMARK 465     ASP A   253                                                      
REMARK 465     VAL A   254                                                      
REMARK 465     SER A   255                                                      
REMARK 465     THR A   256                                                      
REMARK 465     THR A   257                                                      
REMARK 465     HIS A   258                                                      
REMARK 465     GLY A   259                                                      
REMARK 465     PHE A   260                                                      
REMARK 465     SER A   261                                                      
REMARK 465     SER A   262                                                      
REMARK 465     TYR A   263                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     ARG A   12   CD   NE   CZ   NH1  NH2                             
REMARK 480     ARG A  100   NE   CZ   NH1                                       
REMARK 480     LYS A  124   CE   NZ                                             
REMARK 480     ASP A  217   C    O    CB   CG                                   
REMARK 480     ASN A  218   N    CA   C    O    CB                              
REMARK 480     LYS A  219   N    CB   CG   CD   CE   NZ                         
REMARK 480     ASN A  221   C    O    CB   CG   OD1  ND2                        
REMARK 480     LYS A  231   CG   CD   CE   NZ                                   
REMARK 480     ARG A  244   CG   CD   NE   CZ   NH1  NH2                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   H    LYS A   231     H2   HOH A   274     8655     1.27            
REMARK 500   H    LEU A    38     H1   HOH A   264     8654     1.30            
REMARK 500   H    LEU A    38     O    HOH A   264     8654     1.48            
REMARK 500   OD1  ASP A    20    HH21  ARG A   222     1554     1.50            
REMARK 500   HH   TYR A   142     OD2  ASP A   178     2765     1.58            
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  33        5.98     86.48                                   
REMARK 500    ASP A  77      -87.08      7.45                                   
REMARK 500    PRO A 106       21.65    -74.75                                   
REMARK 500    THR A 158      -69.89   -123.27                                   
REMARK 500    ARG A 174       35.66    -95.79                                   
REMARK 500    ASP A 217     -147.43     35.66                                   
REMARK 500    ASN A 218       53.80    -95.40                                   
REMARK 500    ARG A 222       78.34     93.60                                   
REMARK 500    ASN A 236      -76.30   -101.76                                   
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 ALA A   76     ASP A   77                 -141.28                    
REMARK 500 ASN A  218     LYS A  219                  149.64                    
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  47         0.08    SIDE CHAIN                              
REMARK 500    TYR A 107         0.07    SIDE CHAIN                              
REMARK 500    TYR A 176         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    HIS A 141        -12.06                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1MRI A    1   263  UNP    P16094   RIP1_MOMCH      24    286             
SEQADV 1MRI ARG A   55  UNP  P16094    TYR    78 CONFLICT                       
SEQADV 1MRI ASP A  110  UNP  P16094    ASN   133 CONFLICT                       
SEQRES   1 A  263  ASP VAL SER PHE ARG LEU SER GLY ALA ASP PRO ARG SER          
SEQRES   2 A  263  TYR GLY MET PHE ILE LYS ASP LEU ARG ASN ALA LEU PRO          
SEQRES   3 A  263  PHE ARG GLU LYS VAL TYR ASN ILE PRO LEU LEU LEU PRO          
SEQRES   4 A  263  SER VAL SER GLY ALA GLY ARG TYR LEU LEU MET HIS LEU          
SEQRES   5 A  263  PHE ASN ARG ASP GLY LYS THR ILE THR VAL ALA VAL ASP          
SEQRES   6 A  263  VAL THR ASN VAL TYR ILE MET GLY TYR LEU ALA ASP THR          
SEQRES   7 A  263  THR SER TYR PHE PHE ASN GLU PRO ALA ALA GLU LEU ALA          
SEQRES   8 A  263  SER GLN TYR VAL PHE ARG ASP ALA ARG ARG LYS ILE THR          
SEQRES   9 A  263  LEU PRO TYR SER GLY ASP TYR GLU ARG LEU GLN ILE ALA          
SEQRES  10 A  263  ALA GLY LYS PRO ARG GLU LYS ILE PRO ILE GLY LEU PRO          
SEQRES  11 A  263  ALA LEU ASP SER ALA ILE SER THR LEU LEU HIS TYR ASP          
SEQRES  12 A  263  SER THR ALA ALA ALA GLY ALA LEU LEU VAL LEU ILE GLN          
SEQRES  13 A  263  THR THR ALA GLU ALA ALA ARG PHE LYS TYR ILE GLU GLN          
SEQRES  14 A  263  GLN ILE GLN GLU ARG ALA TYR ARG ASP GLU VAL PRO SER          
SEQRES  15 A  263  LEU ALA THR ILE SER LEU GLU ASN SER TRP SER GLY LEU          
SEQRES  16 A  263  SER LYS GLN ILE GLN LEU ALA GLN GLY ASN ASN GLY ILE          
SEQRES  17 A  263  PHE ARG THR PRO ILE VAL LEU VAL ASP ASN LYS GLY ASN          
SEQRES  18 A  263  ARG VAL GLN ILE THR ASN VAL THR SER LYS VAL VAL THR          
SEQRES  19 A  263  SER ASN ILE GLN LEU LEU LEU ASN THR ARG ASN ILE ALA          
SEQRES  20 A  263  GLU GLY ASP ASN GLY ASP VAL SER THR THR HIS GLY PHE          
SEQRES  21 A  263  SER SER TYR                                                  
FORMUL   2  HOH   *12(H2 O)                                                     
HELIX    1  H1 ASP A   10  LEU A   25  1                                  16    
HELIX    2  H2 GLU A   85  TYR A   94  1                                  10    
HELIX    3  H3 TYR A  111  GLY A  119  1                                   9    
HELIX    4  H4 GLY A  128  HIS A  141  1                                  14    
HELIX    5  H5 THR A  145  ARG A  163  1                                  19    
HELIX    6  H6 PHE A  164  ALA A  175  1                                  12    
HELIX    7  H7 ALA A  184  LEU A  201  1                                  18    
HELIX    8  H8 SER A  230  ASN A  236  1                                   7    
SHEET    1  S1 6 ASP A   1  ARG A   5  0                                        
SHEET    2  S1 6 TYR A  47  PHE A  53  1                                        
SHEET    3  S1 6 GLY A  57  VAL A  66 -1                                        
SHEET    4  S1 6 TYR A  70  ALA A  76 -1                                        
SHEET    5  S1 6 THR A  79  GLU A  85 -1                                        
SHEET    6  S1 6 ARG A 101  ASP A 110  1                                        
SHEET    1  S2 2 LYS A 124  GLY A 128  0                                        
SHEET    2  S2 2 ARG A 177  LEU A 183 -1                                        
SHEET    1  S3 2 ILE A 208  LEU A 215  0                                        
SHEET    2  S3 2 VAL A 223  THR A 229 -1                                        
CRYST1  130.970  130.970   40.140  90.00  90.00 120.00 H 3           9          
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      0.007635  0.004408  0.000000        0.00000                         
SCALE2      0.000000  0.008817  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.024913        0.00000