HEADER    HYDROLASE                               15-FEB-05   1YV4              
TITLE     X-RAY STRUCTURE OF M23L ONCONASE AT 100K                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: P-30 PROTEIN;                                              
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: ONCONASE;                                                   
COMPND   5 EC: 3.1.27.-;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RANA PIPIENS;                                   
SOURCE   3 ORGANISM_COMMON: NORTHERN LEOPARD FROG;                              
SOURCE   4 ORGANISM_TAXID: 8404;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET22B(+)                                 
KEYWDS    SMALL CONFORMATIONAL CHANGES, ONCONASE THERMAL STABILITY,             
KEYWDS   2 RIBONUCLEASES, ANTITUMOR ACTION, DYNAMICS, HYDROLASE                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.MERLINO,L.MAZZARELLA,A.CARANNANTE,A.DI FIORE,A.DI DONATO,           
AUTHOR   2 E.NOTOMISTA,F.SICA                                                   
REVDAT   8   13-NOV-24 1YV4    1       REMARK                                   
REVDAT   7   25-OCT-23 1YV4    1       REMARK                                   
REVDAT   6   10-NOV-21 1YV4    1       REMARK SEQADV                            
REVDAT   5   25-DEC-19 1YV4    1       SEQADV SEQRES LINK                       
REVDAT   4   24-FEB-09 1YV4    1       VERSN                                    
REVDAT   3   17-MAY-05 1YV4    2       JRNL                                     
REVDAT   2   15-MAR-05 1YV4    1       JRNL                                     
REVDAT   1   01-MAR-05 1YV4    0                                                
JRNL        AUTH   A.MERLINO,L.MAZZARELLA,A.CARANNANTE,A.DI FIORE,A.DI DONATO,  
JRNL        AUTH 2 E.NOTOMISTA,F.SICA                                           
JRNL        TITL   THE IMPORTANCE OF DYNAMIC EFFECTS ON THE ENZYME ACTIVITY:    
JRNL        TITL 2 X-RAY STRUCTURE AND MOLECULAR DYNAMICS OF ONCONASE MUTANTS   
JRNL        REF    J.BIOL.CHEM.                  V. 280 17953 2005              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   15728177                                                     
JRNL        DOI    10.1074/JBC.M501339200                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   L.VITAGLIANO,A.MERLINO,A.ZAGARI,L.MAZZARELLA                 
REMARK   1  TITL   REVERSIBLE SUBSTRATE-INDUCED DOMAIN MOTIONS IN RIBONUCLEASE  
REMARK   1  TITL 2 A                                                            
REMARK   1  REF    PROTEINS                      V.  46    97 2002              
REMARK   1  REFN                   ISSN 0887-3585                               
REMARK   1  PMID   11746706                                                     
REMARK   1  DOI    10.1002/PROT.10033                                           
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   L.VITAGLIANO,A.MERLINO,A.ZAGARI,L.MAZZARELLA                 
REMARK   1  TITL   PRODUCTIVE AND NONPRODUCTIVE BINDING TO RIBONUCLEASE A:      
REMARK   1  TITL 2 X-RAY STRUCTURE OF TWO COMPLEXES WITH                        
REMARK   1  TITL 3 URIDYLYL(2',5')GUANOSINE                                     
REMARK   1  REF    PROTEIN SCI.                  V.   9  1217 2000              
REMARK   1  REFN                   ISSN 0961-8368                               
REMARK   1  PMID   10892814                                                     
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   L.VITAGLIANO,S.ADINOLFI,A.RICCIO,F.SICA,A.ZAGARI,            
REMARK   1  AUTH 2 L.MAZZARELLA                                                 
REMARK   1  TITL   BINDING OF A SUBSTRATE ANALOG TO A DOMAIN SWAPPING PROTEIN:  
REMARK   1  TITL 2 X-RAY STRUCTURE OF THE COMPLEX OF BOVINE SEMINAL             
REMARK   1  TITL 3 RIBONUCLEASE WITH URIDYLYL(2',5')ADENOSINE                   
REMARK   1  REF    PROTEIN SCI.                  V.   7  1691 1998              
REMARK   1  REFN                   ISSN 0961-8368                               
REMARK   1  PMID   10082366                                                     
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   R.BERISIO,F.SICA,V.S.LAMZIN,K.S.WILSON,A.ZAGARI,L.MAZZARELLA 
REMARK   1  TITL   ATOMIC RESOLUTION STRUCTURES OF RIBONUCLEASE A AT SIX PH     
REMARK   1  TITL 2 VALUES                                                       
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.D      V.  58   441 2002              
REMARK   1  REFN                   ISSN 0907-4449                               
REMARK   1  PMID   11856829                                                     
REMARK   1  DOI    10.1107/S0907444901021758                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.51 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
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) : 1.51                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
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             : 14085                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.156                           
REMARK   3   FREE R VALUE                     : 0.198                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1419                            
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            : 826                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 15                                      
REMARK   3   SOLVENT ATOMS            : 144                                     
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) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 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 1YV4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 17-FEB-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000031953.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-OCT-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ELETTRA                            
REMARK 200  BEAMLINE                       : 5.2R                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.00                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 14146                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.510                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.03500                            
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) : 1.51                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.54                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.06600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: 1ONC                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 32.33                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.82                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, LITHIUM SULPHATE, SODIUM       
REMARK 280  ACETATE, PH 4.5, 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       16.14500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       34.54800            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       19.27200            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       34.54800            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       16.14500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       19.27200            
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    GLU A  42   CG    GLU A  42   CD      0.096                       
REMARK 500    TYR A  64   CZ    TYR A  64   CE2     0.079                       
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    PCA A   1   O   -  C   -  N   ANGL. DEV. = -10.0 DEGREES          
REMARK 500    ARG A  15   NE  -  CZ  -  NH1 ANGL. DEV. =   6.4 DEGREES          
REMARK 500    ARG A  15   NE  -  CZ  -  NH2 ANGL. DEV. =  -7.4 DEGREES          
REMARK 500    ASP A  20   CB  -  CG  -  OD2 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    TYR A  64   CB  -  CG  -  CD1 ANGL. DEV. =  -4.7 DEGREES          
REMARK 500    TYR A  64   CD1 -  CE1 -  CZ  ANGL. DEV. =  -7.2 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    ILE A  52      -65.74    -94.87                                   
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  64         0.09    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    PCA A   1         16.25                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 701                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 901                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1YV6   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN(M23L) AT 298K                                       
REMARK 900 RELATED ID: 1YV7   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN(C87S,DES103-104) AT 298K                            
DBREF  1YV4 A    1   104  UNP    P22069   RNP30_RANPI      1    104             
SEQADV 1YV4 LEU A   23  UNP  P22069    MET    23 ENGINEERED MUTATION            
SEQRES   1 A  104  PCA ASP TRP LEU THR PHE GLN LYS LYS HIS ILE THR ASN          
SEQRES   2 A  104  THR ARG ASP VAL ASP CYS ASP ASN ILE LEU SER THR ASN          
SEQRES   3 A  104  LEU PHE HIS CYS LYS ASP LYS ASN THR PHE ILE TYR SER          
SEQRES   4 A  104  ARG PRO GLU PRO VAL LYS ALA ILE CYS LYS GLY ILE ILE          
SEQRES   5 A  104  ALA SER LYS ASN VAL LEU THR THR SER GLU PHE TYR LEU          
SEQRES   6 A  104  SER ASP CYS ASN VAL THR SER ARG PRO CYS LYS TYR LYS          
SEQRES   7 A  104  LEU LYS LYS SER THR ASN LYS PHE CYS VAL THR CYS GLU          
SEQRES   8 A  104  ASN GLN ALA PRO VAL HIS PHE VAL GLY VAL GLY SER CYS          
MODRES 1YV4 PCA A    1  GLN  PYROGLUTAMIC ACID                                  
HET    PCA  A   1       8                                                       
HET    SO4  A 501       5                                                       
HET    SO4  A 701       5                                                       
HET    SO4  A 901       5                                                       
HETNAM     PCA PYROGLUTAMIC ACID                                                
HETNAM     SO4 SULFATE ION                                                      
FORMUL   1  PCA    C5 H7 N O3                                                   
FORMUL   2  SO4    3(O4 S 2-)                                                   
FORMUL   5  HOH   *144(H2 O)                                                    
HELIX    1   1 ASP A    2  HIS A   10  1                                   9    
HELIX    2   2 ASP A   18  LEU A   23  1                                   6    
HELIX    3   3 ARG A   40  ALA A   46  1                                   7    
HELIX    4   4 ILE A   47  LYS A   49  5                                   3    
SHEET    1   A 4 ILE A  11  THR A  12  0                                        
SHEET    2   A 4 LYS A  33  TYR A  38  1  O  ILE A  37   N  THR A  12           
SHEET    3   A 4 PHE A  63  VAL A  70 -1  O  SER A  66   N  PHE A  36           
SHEET    4   A 4 TYR A  77  ASN A  84 -1  O  SER A  82   N  LEU A  65           
SHEET    1   B 3 LYS A  55  LEU A  58  0                                        
SHEET    2   B 3 PHE A  86  GLU A  91 -1  O  CYS A  90   N  LYS A  55           
SHEET    3   B 3 ALA A  94  VAL A 101 -1  O  GLY A 100   N  CYS A  87           
SSBOND   1 CYS A   19    CYS A   68                          1555   1555  2.06  
SSBOND   2 CYS A   30    CYS A   75                          1555   1555  2.04  
SSBOND   3 CYS A   48    CYS A   90                          1555   1555  2.04  
SSBOND   4 CYS A   87    CYS A  104                          1555   1555  2.07  
LINK         C   PCA A   1                 N   ASP A   2     1555   1555  1.36  
SITE     1 AC1 10 PCA A   1  LYS A   9  HIS A  10  LYS A  55                    
SITE     2 AC1 10 HIS A  97  PHE A  98  HOH A 550  HOH A 591                    
SITE     3 AC1 10 HOH A 595  HOH A 640                                          
SITE     1 AC2  5 TRP A   3  LYS A  45  HOH A 536  HOH A 570                    
SITE     2 AC2  5 HOH A 610                                                     
SITE     1 AC3  5 ARG A  40  PRO A  41  GLU A  42  HOH A 610                    
SITE     2 AC3  5 HOH A 642                                                     
CRYST1   32.290   38.544   69.096  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      0.030970  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.025940  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014470        0.00000                         
HETATM    1  N   PCA A   1       2.480  18.772  -0.970  1.00 13.01           N  
HETATM    2  CA  PCA A   1       2.467  18.709  -2.398  1.00 14.55           C  
HETATM    3  CB  PCA A   1       1.147  19.455  -2.828  1.00 14.75           C  
HETATM    4  CG  PCA A   1       0.534  19.791  -1.587  1.00 16.43           C  
HETATM    5  CD  PCA A   1       1.338  19.409  -0.412  1.00 14.36           C  
HETATM    6  OE  PCA A   1       1.123  19.560   0.798  1.00 16.02           O  
HETATM    7  C   PCA A   1       3.732  19.351  -2.975  1.00 14.26           C  
HETATM    8  O   PCA A   1       3.983  19.378  -4.192  1.00 16.94           O