HEADER    BLOOD CLOTTING                          27-FEB-01   1I5K              
TITLE     STRUCTURE AND BINDING DETERMINANTS OF THE RECOMBINANT KRINGLE-2 DOMAIN
TITLE    2 OF HUMAN PLASMINOGEN TO AN INTERNAL PEPTIDE FROM A GROUP A           
TITLE    3 STREPTOCOCCAL SURFACE PROTEIN                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PLASMINOGEN;                                               
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: MODIFIED RECOMBINANT KRINGLE-2 DOMAIN;                     
COMPND   5 EC: 3.4.21.7;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES;                                                       
COMPND   8 MOL_ID: 2;                                                           
COMPND   9 MOLECULE: M PROTEIN;                                                 
COMPND  10 CHAIN: C, D;                                                         
COMPND  11 FRAGMENT: VEK-30 (30 RESIDUE INTERNAL PEPTIDE);                      
COMPND  12 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: PICHIA PASTORIS;                                  
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 4922;                                       
SOURCE   7 MOL_ID: 2;                                                           
SOURCE   8 SYNTHETIC: YES;                                                      
SOURCE   9 OTHER_DETAILS: VEK-30 WAS SYNTHESIZED BY AUTOMATED SOLID PHASE       
SOURCE  10 PEPTIDE SYNTHESIS                                                    
KEYWDS    HUMAN PLASMINOGEN KRINGLE-2, KRINGLES, VEK-30, BLOOD CLOTTING         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.L.RIOS-STEINER,M.SCHENONE,I.MOCHALKIN,A.TULINSKY,F.J.CASTELLINO     
REVDAT   6   13-NOV-24 1I5K    1       REMARK                                   
REVDAT   5   09-AUG-23 1I5K    1       REMARK                                   
REVDAT   4   27-OCT-21 1I5K    1       SEQADV                                   
REVDAT   3   16-NOV-11 1I5K    1       VERSN  HETATM                            
REVDAT   2   24-FEB-09 1I5K    1       VERSN                                    
REVDAT   1   01-AUG-01 1I5K    0                                                
JRNL        AUTH   J.L.RIOS-STEINER,M.SCHENONE,I.MOCHALKIN,A.TULINSKY,          
JRNL        AUTH 2 F.J.CASTELLINO                                               
JRNL        TITL   STRUCTURE AND BINDING DETERMINANTS OF THE RECOMBINANT        
JRNL        TITL 2 KRINGLE-2 DOMAIN OF HUMAN PLASMINOGEN TO AN INTERNAL PEPTIDE 
JRNL        TITL 3 FROM A GROUP A STREPTOCOCCAL SURFACE PROTEIN.                
JRNL        REF    J.MOL.BIOL.                   V. 308   705 2001              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   11350170                                                     
JRNL        DOI    10.1006/JMBI.2001.4646                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   Y.CHANG,I.MOCHALKIN,S.G.MCCANCE,B.CHENG,A.TULINSKY,          
REMARK   1  AUTH 2 F.J.CASTELLINO                                               
REMARK   1  TITL   STRUCTURE AND LIGAND BINDING DETERMINANTS OF THE RECOMBINANT 
REMARK   1  TITL 2 KRINGLE 5 DOMAIN OF HUMAN PLASMINOGEN.                       
REMARK   1  REF    BIOCHEMISTRY                  V.  37  3258 1998              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1  DOI    10.1021/BI972284E                                            
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   T.P.WU,K.PADMANABHAN,A.TULINSKY,A.M.MULICHAK                 
REMARK   1  TITL   THE REFINED STRUCTURE OF THE EPSILON-AMINOCAPROIC ACID       
REMARK   1  TITL 2 COMPLEX OF HUMAN PLASMINOGEN KRINGLE 4.                      
REMARK   1  REF    BIOCHEMISTRY                  V.  30 10589 1991              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   A.C.WISTEDT,H.KOTARSKY,D.MARTI,U.RINGDAHL,F.J.CASTELLINO,    
REMARK   1  AUTH 2 J.SCHALLER,U.SJOBRING                                        
REMARK   1  TITL   KRINGLE 2 MEDIATES HIGH AFFINITY BINDING OF PLASMINOGEN TO   
REMARK   1  TITL 2 AN INTERNAL SEQUENCE IN STREPTOCOCCAL SURFACE PROTEIN PAM.   
REMARK   1  REF    J.BIOL.CHEM.                  V. 273 24420 1998              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1  DOI    10.1074/JBC.273.38.24420                                     
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   S.L.NILSEN,M.PROROK,F.J.CASTELLINO                           
REMARK   1  TITL   ENHANCEMENT TROUGH MUTAGENESIS OF THE BINDING OF THE         
REMARK   1  TITL 2 ISOLATED KRINGLE 2 DOMAIN OF HUMAN PLASMINOGEN TO            
REMARK   1  TITL 3 OMEGA-AMINO ACID LIGANDS AND TO AN INTERNAL SEQUENCE OF A    
REMARK   1  TITL 4 STREPTOCOCCAL SURFACE PROTEIN.                               
REMARK   1  REF    J.BIOL.CHEM.                  V. 274 22380 1999              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1  DOI    10.1074/JBC.274.32.22380                                     
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 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) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.500                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 87.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 8667                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.195                           
REMARK   3   FREE R VALUE                     : 0.262                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 477                             
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            : 1737                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 133                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 28.00                          
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) : 0.020                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.000                           
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 1I5K COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-FEB-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000012931.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-MAR-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 14-BM-D                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.039                              
REMARK 200  MONOCHROMATOR                  : SAGITALLY FOCUSED SI(111)          
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 73280                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.9                               
REMARK 200  DATA REDUNDANCY                : 6.700                              
REMARK 200  R MERGE                    (I) : 0.07500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.80                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 84.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.55000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.700                              
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: USING K4 PG (PDB ENTRY 1PK4)                         
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 64.38                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.45                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 23%(W/V) PEG 3350, 0.1 M MES, 0.2 M      
REMARK 280  LI2SO4, 2MM CACL2, PH 6.0, VAPOR DIFFUSION, HANGING DROP,           
REMARK 280  TEMPERATURE 298K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
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       50.59300            
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      101.18600            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       75.88950            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      126.48250            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       25.29650            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       50.59300            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000      101.18600            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000      126.48250            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       75.88950            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       25.29650            
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 300 REMARK: THE ASSEMBLY IN THE ASSYMETRIC UNIT CONSTITUTES              
REMARK 300 A DIMER OF THE MONOMERIC COMPLEX OF A KRINGLE-2:VEK30 COMPLEX.       
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: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 609  LIES ON A SPECIAL POSITION.                          
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     PHE A    -3                                                      
REMARK 465     SER A    -2                                                      
REMARK 465     GLU A    -1                                                      
REMARK 465     ALA A    79                                                      
REMARK 465     ALA A    80                                                      
REMARK 465     PHE B    97                                                      
REMARK 465     SER B    98                                                      
REMARK 465     ALA B   179                                                      
REMARK 465     ALA B   180                                                      
REMARK 465     VAL C   301                                                      
REMARK 465     SER C   328                                                      
REMARK 465     GLU C   329                                                      
REMARK 465     TYR C   330                                                      
REMARK 465     VAL D   401                                                      
REMARK 465     SER D   428                                                      
REMARK 465     GLU D   429                                                      
REMARK 465     TYR D   430                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLU B  99    CG   CD   OE1  OE2                                  
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   O    HOH C   554     O    HOH C   554    12555     1.81            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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 D 424   CG    GLU D 424   CD      0.091                       
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    ARG B 155   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    CYS B 161   CA  -  CB  -  SG  ANGL. DEV. =   6.9 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    HIS A   3      -80.18    -65.08                                   
REMARK 500    MET A  17       -1.67    -58.46                                   
REMARK 500    TYR A  35       48.76    -99.66                                   
REMARK 500    LYS A  47     -119.86     24.74                                   
REMARK 500    LYS B 147     -108.20     40.89                                   
REMARK 500    ASN B 148       31.49   -142.17                                   
REMARK 500    LEU C 304       52.01   -101.75                                   
REMARK 500    GLU D 424      -79.31    -38.59                                   
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    HIS A   3         0.10    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1I5K A    0    80  UNP    P00747   PLMN_HUMAN     183    262             
DBREF  1I5K B  100   180  UNP    P00747   PLMN_HUMAN     183    262             
DBREF  1I5K C  301   330  UNP    P49054   PAM_STRPY       85    113             
DBREF  1I5K D  401   430  UNP    P49054   PAM_STRPY       85    113             
SEQADV 1I5K PHE A   -3  UNP  P00747              CLONING ARTIFACT               
SEQADV 1I5K SER A   -2  UNP  P00747              CLONING ARTIFACT               
SEQADV 1I5K GLU A   -1  UNP  P00747              CLONING ARTIFACT               
SEQADV 1I5K GLY A    4  UNP  P00747    CYS   188 ENGINEERED MUTATION            
SEQADV 1I5K ASP A   56  UNP  P00747    GLU   240 ENGINEERED MUTATION            
SEQADV 1I5K TYR A   72  UNP  P00747    LEU   256 ENGINEERED MUTATION            
SEQADV 1I5K ALA A   79  UNP  P00747    THR   263 CONFLICT                       
SEQADV 1I5K ALA A   80  UNP  P00747    THR   264 CONFLICT                       
SEQADV 1I5K PHE B   97  UNP  P00747              CLONING ARTIFACT               
SEQADV 1I5K SER B   98  UNP  P00747              CLONING ARTIFACT               
SEQADV 1I5K GLU B   99  UNP  P00747              CLONING ARTIFACT               
SEQADV 1I5K GLY B  104  UNP  P00747    CYS   188 ENGINEERED MUTATION            
SEQADV 1I5K ASP B  156  UNP  P00747    GLU   240 ENGINEERED MUTATION            
SEQADV 1I5K TYR B  172  UNP  P00747    LEU   256 ENGINEERED MUTATION            
SEQADV 1I5K ALA B  179  UNP  P00747    THR   263 CONFLICT                       
SEQADV 1I5K ALA B  180  UNP  P00747    THR   264 CONFLICT                       
SEQADV 1I5K TYR C  330  UNP  P49054    ARG   114 CONFLICT                       
SEQADV 1I5K TYR D  430  UNP  P49054    ARG   114 CONFLICT                       
SEQRES   1 A   84  PHE SER GLU GLU CYS MET HIS GLY SER GLY GLU ASN TYR          
SEQRES   2 A   84  ASP GLY LYS ILE SER LYS THR MET SER GLY LEU GLU CYS          
SEQRES   3 A   84  GLN ALA TRP ASP SER GLN SER PRO HIS ALA HIS GLY TYR          
SEQRES   4 A   84  ILE PRO SER LYS PHE PRO ASN LYS ASN LEU LYS LYS ASN          
SEQRES   5 A   84  TYR CYS ARG ASN PRO ASP ARG ASP LEU ARG PRO TRP CYS          
SEQRES   6 A   84  PHE THR THR ASP PRO ASN LYS ARG TRP GLU TYR CYS ASP          
SEQRES   7 A   84  ILE PRO ARG CYS ALA ALA                                      
SEQRES   1 B   84  PHE SER GLU GLU CYS MET HIS GLY SER GLY GLU ASN TYR          
SEQRES   2 B   84  ASP GLY LYS ILE SER LYS THR MET SER GLY LEU GLU CYS          
SEQRES   3 B   84  GLN ALA TRP ASP SER GLN SER PRO HIS ALA HIS GLY TYR          
SEQRES   4 B   84  ILE PRO SER LYS PHE PRO ASN LYS ASN LEU LYS LYS ASN          
SEQRES   5 B   84  TYR CYS ARG ASN PRO ASP ARG ASP LEU ARG PRO TRP CYS          
SEQRES   6 B   84  PHE THR THR ASP PRO ASN LYS ARG TRP GLU TYR CYS ASP          
SEQRES   7 B   84  ILE PRO ARG CYS ALA ALA                                      
SEQRES   1 C   30  VAL GLU LYS LEU THR ALA ASP ALA GLU LEU GLN ARG LEU          
SEQRES   2 C   30  LYS ASN GLU ARG HIS GLU GLU ALA GLU LEU GLU ARG LEU          
SEQRES   3 C   30  LYS SER GLU TYR                                              
SEQRES   1 D   30  VAL GLU LYS LEU THR ALA ASP ALA GLU LEU GLN ARG LEU          
SEQRES   2 D   30  LYS ASN GLU ARG HIS GLU GLU ALA GLU LEU GLU ARG LEU          
SEQRES   3 D   30  LYS SER GLU TYR                                              
FORMUL   5  HOH   *133(H2 O)                                                    
HELIX    1   1 PHE A   40  ASN A   44  5                                   5    
HELIX    2   2 ILE B  136  PHE B  140  5                                   5    
HELIX    3   3 PHE B  140  ASN B  144  5                                   5    
HELIX    4   4 THR C  305  LYS C  327  1                                  23    
HELIX    5   5 THR D  405  LYS D  427  1                                  23    
SHEET    1   A 3 CYS A  22  GLN A  23  0                                        
SHEET    2   A 3 TRP A  60  THR A  63 -1  O  PHE A  62   N  GLN A  23           
SHEET    3   A 3 TRP A  70  TYR A  72 -1  O  GLU A  71   N  CYS A  61           
SHEET    1   B 2 TRP B 160  PHE B 162  0                                        
SHEET    2   B 2 TRP B 170  TYR B 172 -1  N  GLU B 171   O  CYS B 161           
SSBOND   1 CYS A    1    CYS A   78                          1555   1555  2.02  
SSBOND   2 CYS A   22    CYS A   61                          1555   1555  2.02  
SSBOND   3 CYS A   50    CYS A   73                          1555   1555  2.05  
SSBOND   4 CYS B  101    CYS B  178                          1555   1555  2.02  
SSBOND   5 CYS B  122    CYS B  161                          1555   1555  2.04  
SSBOND   6 CYS B  150    CYS B  173                          1555   1555  2.04  
CISPEP   1 SER A   29    PRO A   30          0         1.06                     
CISPEP   2 SER B  129    PRO B  130          0         0.96                     
CRYST1   91.980   91.980  151.779  90.00  90.00 120.00 P 61 2 2     24          
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      0.010872  0.006277  0.000000        0.00000                         
SCALE2      0.000000  0.012554  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006589        0.00000