HEADER    MEMBRANE PROTEIN                        25-SEP-06   2IH3              
TITLE     ION SELECTIVITY IN A SEMI-SYNTHETIC K+ CHANNEL LOCKED IN THE          
TITLE    2 CONDUCTIVE CONFORMATION                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FAB HEAVY CHAIN;                                           
COMPND   3 CHAIN: A;                                                            
COMPND   4 MOL_ID: 2;                                                           
COMPND   5 MOLECULE: FAB LIGHT CHAIN;                                           
COMPND   6 CHAIN: B;                                                            
COMPND   7 MOL_ID: 3;                                                           
COMPND   8 MOLECULE: VOLTAGE-GATED POTASSIUM CHANNEL;                           
COMPND   9 CHAIN: C;                                                            
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE   3 ORGANISM_COMMON: HOUSE MOUSE;                                        
SOURCE   4 ORGANISM_TAXID: 10090;                                               
SOURCE   5 CELL_LINE: HYBRIDOMA;                                                
SOURCE   6 MOL_ID: 2;                                                           
SOURCE   7 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE   8 ORGANISM_COMMON: HOUSE MOUSE;                                        
SOURCE   9 ORGANISM_TAXID: 10090;                                               
SOURCE  10 CELL_LINE: HYBRIDOMA;                                                
SOURCE  11 MOL_ID: 3;                                                           
SOURCE  12 ORGANISM_SCIENTIFIC: STREPTOMYCES LIVIDANS;                          
SOURCE  13 ORGANISM_TAXID: 1916;                                                
SOURCE  14 GENE: KCSA, SKC1;                                                    
SOURCE  15 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  16 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    ION CHANNEL D-AMINO ACID SEMI-SYNTHETIC, MEMBRANE PROTEIN             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    F.I.VALIYAVEETIL,M.LEONETTI,T.W.MUIR,R.MACKINNON                      
REVDAT   6   30-OCT-24 2IH3    1       REMARK                                   
REVDAT   5   20-OCT-21 2IH3    1       REMARK SEQADV LINK                       
REVDAT   4   16-NOV-11 2IH3    1       HETATM                                   
REVDAT   3   13-JUL-11 2IH3    1       VERSN                                    
REVDAT   2   24-FEB-09 2IH3    1       VERSN                                    
REVDAT   1   21-NOV-06 2IH3    0                                                
JRNL        AUTH   F.I.VALIYAVEETIL,M.LEONETTI,T.W.MUIR,R.MACKINNON             
JRNL        TITL   ION SELECTIVITY IN A SEMISYNTHETIC K+ CHANNEL LOCKED IN THE  
JRNL        TITL 2 CONDUCTIVE CONFORMATION.                                     
JRNL        REF    SCIENCE                       V. 314  1004 2006              
JRNL        REFN                   ISSN 0036-8075                               
JRNL        PMID   17095703                                                     
JRNL        DOI    10.1126/SCIENCE.1133415                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.72 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.72                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 31.20                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 1181579.750                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 93.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 89856                          
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) : 0.233                           
REMARK   3   FREE R VALUE                     : 0.242                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 8978                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.72                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.83                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 78.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 11346                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3150                       
REMARK   3   BIN FREE R VALUE                    : 0.3360                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.60                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 1209                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.010                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4034                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 38                                      
REMARK   3   SOLVENT ATOMS            : 266                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 24.30                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 35.10                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 3.08000                                              
REMARK   3    B22 (A**2) : 3.08000                                              
REMARK   3    B33 (A**2) : -6.16000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.23                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.19                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.25                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.21                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.013                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.600                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 25.60                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.900                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.390 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.200 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.090 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.150 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.40                                                 
REMARK   3   BSOL        : 58.28                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : LIPID2.PAR                                     
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN_MOD.TOP                                
REMARK   3  TOPOLOGY FILE  2   : LIPID.TOP                                      
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2IH3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-OCT-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000039562.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X25                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.1                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 89856                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.720                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 31.200                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.1                               
REMARK 200  DATA REDUNDANCY                : 2.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.06400                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.72                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.78                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 87.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.90                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.38000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 67.91                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.83                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20-25% PEG 400, 50 MM MAGNESIUM          
REMARK 280  ACETATE, 150 MM KCL, PH 6.0. CRYSTALS WERE CRYOPROTECTED BY         
REMARK 280  INCREASING PEG CONCENTRATION TO 40%, VAPOR DIFFUSION, HANGING       
REMARK 280  DROP, TEMPERATURE 293K                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -Y,X,Z                                                  
REMARK 290       4555   Y,-X,Z                                                  
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -Y+1/2,X+1/2,Z+1/2                                      
REMARK 290       8555   Y+1/2,-X+1/2,Z+1/2                                      
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       77.86200            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       77.86200            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       37.87050            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       77.86200            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       77.86200            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       37.87050            
REMARK 290   SMTRY1   7  0.000000 -1.000000  0.000000       77.86200            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       77.86200            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       37.87050            
REMARK 290   SMTRY1   8  0.000000  1.000000  0.000000       77.86200            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000       77.86200            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       37.87050            
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: DODECAMERIC                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DODECAMERIC                
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 35130 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 86650 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -235.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
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 350   BIOMT1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      311.44800            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3  0.000000 -1.000000  0.000000      155.72400            
REMARK 350   BIOMT2   3  1.000000  0.000000  0.000000      155.72400            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   4  0.000000  1.000000  0.000000     -155.72400            
REMARK 350   BIOMT2   4 -1.000000  0.000000  0.000000      155.72400            
REMARK 350   BIOMT3   4  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 K      K C 201  LIES ON A SPECIAL POSITION.                          
REMARK 375 K      K C 202  LIES ON A SPECIAL POSITION.                          
REMARK 375 K      K C 203  LIES ON A SPECIAL POSITION.                          
REMARK 375 K      K C 204  LIES ON A SPECIAL POSITION.                          
REMARK 375 K      K C 205  LIES ON A SPECIAL POSITION.                          
REMARK 375 K      K C 206  LIES ON A SPECIAL POSITION.                          
REMARK 375 K      K C 207  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     MET C     1                                                      
REMARK 465     ALA C     2                                                      
REMARK 465     PRO C     3                                                      
REMARK 465     MET C     4                                                      
REMARK 465     LEU C     5                                                      
REMARK 465     SER C     6                                                      
REMARK 465     GLY C     7                                                      
REMARK 465     LEU C     8                                                      
REMARK 465     LEU C     9                                                      
REMARK 465     ALA C    10                                                      
REMARK 465     ARG C    11                                                      
REMARK 465     LEU C    12                                                      
REMARK 465     VAL C    13                                                      
REMARK 465     LYS C    14                                                      
REMARK 465     LEU C    15                                                      
REMARK 465     LEU C    16                                                      
REMARK 465     LEU C    17                                                      
REMARK 465     GLY C    18                                                      
REMARK 465     ARG C    19                                                      
REMARK 465     HIS C    20                                                      
REMARK 465     GLY C    21                                                      
REMARK 465     SER C    22                                                      
REMARK 465     ALA C    23                                                      
REMARK 465     ARG C   122                                                      
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 C 120    CG   CD   OE1  OE2                                  
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH C   307     O    HOH C   327              2.04            
REMARK 500   OD1  ASN B    76     O    HOH B   262              2.08            
REMARK 500   CA   VAL C    34     O    HOH C   335              2.10            
REMARK 500   O    THR B   178     O    HOH B   297              2.10            
REMARK 500   NZ   LYS A    67     O    HOH A   299              2.10            
REMARK 500   C    LYS B   107     O    HOH B   274              2.18            
REMARK 500   OG   SER B    28     O    HOH B   269              2.18            
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 A  50   CB    GLU A  50   CG      0.116                       
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 A  98   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    CYS A 145   CB  -  CA  -  C   ANGL. DEV. =   7.5 DEGREES          
REMARK 500    CYS A 145   CA  -  CB  -  SG  ANGL. DEV. =  10.1 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    ALA A  92      174.62    177.15                                   
REMARK 500    ASN A 138     -139.54    -98.94                                   
REMARK 500    SER A 177       66.32     61.05                                   
REMARK 500    ASP A 178       23.54     45.72                                   
REMARK 500    ASN B  41       18.44     56.85                                   
REMARK 500    ALA B  51      -37.17     67.10                                   
REMARK 500    SER B  77       80.82     58.00                                   
REMARK 500    ALA B  84      177.08    175.73                                   
REMARK 500    ASP B 170       13.65   -144.13                                   
REMARK 500    ASN B 190      -76.73    -96.78                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K C 201   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR C  75   O                                                      
REMARK 620 2 THR C  75   O    72.3                                              
REMARK 620 3 THR C  75   O   113.1  72.3                                        
REMARK 620 4 THR C  75   O    72.3 113.1  72.3                                  
REMARK 620 5 VAL C  76   O    75.3  85.6 151.5 134.6                            
REMARK 620 6 VAL C  76   O   134.6  75.3  85.6 151.5  71.2                      
REMARK 620 7 VAL C  76   O   151.5 134.6  75.3  85.6 110.8  71.2                
REMARK 620 8 VAL C  76   O    85.6 151.5 134.6  75.3  71.2 110.8  71.2          
REMARK 620 9   K C 202   K   123.4 123.4 123.4 123.4  55.4  55.4  55.4  55.4    
REMARK 620 N                    1     2     3     4     5     6     7     8     
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K C 204   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 THR C  75   OG1                                                    
REMARK 620 2 THR C  75   O    64.6                                              
REMARK 620 3 THR C  75   O   107.5  62.0                                        
REMARK 620 4 THR C  75   OG1  82.5 101.3  64.6                                  
REMARK 620 5 THR C  75   O   157.7  93.6  62.0 107.5                            
REMARK 620 6 THR C  75   O   101.3  62.0  93.6 157.7  62.0                      
REMARK 620 7 THR C  75   OG1 137.5 157.7 101.3  82.5  64.6 107.5                
REMARK 620 8 THR C  75   OG1  82.5 107.5 157.7 137.5 101.3  64.6  82.5          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K C 202   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 VAL C  76   O                                                      
REMARK 620 2 VAL C  76   O    71.2                                              
REMARK 620 3 VAL C  76   O   110.8  71.2                                        
REMARK 620 4 VAL C  76   O    71.2 110.8  71.2                                  
REMARK 620 5 DAL C  77   O    74.0 132.5 153.4  86.7                            
REMARK 620 6 DAL C  77   O    86.7  74.0 132.5 153.4  72.8                      
REMARK 620 7 DAL C  77   O   153.4  86.7  74.0 132.5 114.0  72.8                
REMARK 620 8 DAL C  77   O   132.5 153.4  86.7  74.0  72.8 114.0  72.8          
REMARK 620 9   K C 203   K   124.6 124.6 124.6 124.6  57.0  57.0  57.0  57.0    
REMARK 620 N                    1     2     3     4     5     6     7     8     
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K C 203   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 DAL C  77   O                                                      
REMARK 620 2 DAL C  77   O    63.1                                              
REMARK 620 3 DAL C  77   O    95.5  63.1                                        
REMARK 620 4 DAL C  77   O    63.1  95.5  63.1                                  
REMARK 620 5 TYR C  78   O    70.5  85.8 148.9 126.5                            
REMARK 620 6 TYR C  78   O   126.5  70.5  85.8 148.9  81.3                      
REMARK 620 7 TYR C  78   O   148.9 126.5  70.5  85.8 134.3  81.3                
REMARK 620 8 TYR C  78   O    85.8 148.9 126.5  70.5  81.3 134.3  81.3          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K C 205   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH C 324   O                                                      
REMARK 620 2 HOH C 324   O    73.5                                              
REMARK 620 3 HOH C 324   O   115.5  73.5                                        
REMARK 620 4 HOH C 324   O    73.5 115.5  73.5                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K C 206   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1   K C 207   K                                                      
REMARK 620 2   K C 207   K     0.0                                              
REMARK 620 3   K C 207   K     0.0   0.0                                        
REMARK 620 4   K C 207   K     0.0   0.0   0.0                                  
REMARK 620 5 HOH C 337   O    59.4  59.4  59.4  59.4                            
REMARK 620 6 HOH C 337   O    59.4  59.4  59.4  59.4 118.8                      
REMARK 620 7 HOH C 337   O    59.4  59.4  59.4  59.4  75.0  75.0                
REMARK 620 8 HOH C 337   O    59.4  59.4  59.4  59.4  75.0  75.0 118.8          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                               K C 207   K                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH C 336   O                                                      
REMARK 620 2 HOH C 336   O   147.0                                              
REMARK 620 3 HOH C 336   O    85.4  85.4                                        
REMARK 620 4 HOH C 336   O    85.4  85.4 147.0                                  
REMARK 620 5 HOH C 337   O    46.2 166.0 103.4  92.7                            
REMARK 620 6 HOH C 337   O   166.0  46.2  92.7 103.4 121.4                      
REMARK 620 7 HOH C 337   O    92.7 103.4  46.2 166.0  76.2  76.2                
REMARK 620 8 HOH C 337   O   103.4  92.7 166.0  46.2  76.2  76.2 121.4          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 201                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 202                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 203                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 204                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 206                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE K C 207                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 1EM C 301                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2IH1   RELATED DB: PDB                                   
DBREF  2IH3 C    3   122  UNP    P0A334   KCSA_STRLI       3    122             
DBREF  2IH3 A    1   219  PDB    2IH3     2IH3             1    219             
DBREF  2IH3 B    1   212  PDB    2IH3     2IH3             1    212             
SEQADV 2IH3 MET C    1  UNP  P0A334              CLONING ARTIFACT               
SEQADV 2IH3 ALA C    2  UNP  P0A334              CLONING ARTIFACT               
SEQADV 2IH3 ALA C   69  UNP  P0A334    SER    69 ENGINEERED MUTATION            
SEQADV 2IH3 CYS C   70  UNP  P0A334    VAL    70 ENGINEERED MUTATION            
SEQADV 2IH3 DAL C   77  UNP  P0A334    GLY    77 MODIFIED RESIDUE               
SEQRES   1 A  219  GLN VAL GLN LEU GLN GLN PRO GLY ALA GLU LEU VAL LYS          
SEQRES   2 A  219  PRO GLY ALA SER VAL LYS LEU SER CYS LYS ALA SER GLY          
SEQRES   3 A  219  TYR THR PHE THR SER ASP TRP ILE HIS TRP VAL LYS GLN          
SEQRES   4 A  219  ARG PRO GLY HIS GLY LEU GLU TRP ILE GLY GLU ILE ILE          
SEQRES   5 A  219  PRO SER TYR GLY ARG ALA ASN TYR ASN GLU LYS ILE GLN          
SEQRES   6 A  219  LYS LYS ALA THR LEU THR ALA ASP LYS SER SER SER THR          
SEQRES   7 A  219  ALA PHE MET GLN LEU SER SER LEU THR SER GLU ASP SER          
SEQRES   8 A  219  ALA VAL TYR TYR CYS ALA ARG GLU ARG GLY ASP GLY TYR          
SEQRES   9 A  219  PHE ALA VAL TRP GLY ALA GLY THR THR VAL THR VAL SER          
SEQRES  10 A  219  SER ALA LYS THR THR PRO PRO SER VAL TYR PRO LEU ALA          
SEQRES  11 A  219  PRO GLY SER ALA ALA GLN THR ASN SER MET VAL THR LEU          
SEQRES  12 A  219  GLY CYS LEU VAL LYS GLY TYR PHE PRO GLU PRO VAL THR          
SEQRES  13 A  219  VAL THR TRP ASN SER GLY SER LEU SER SER GLY VAL HIS          
SEQRES  14 A  219  THR PHE PRO ALA VAL LEU GLN SER ASP LEU TYR THR LEU          
SEQRES  15 A  219  SER SER SER VAL THR VAL PRO SER SER SER TRP PRO SER          
SEQRES  16 A  219  GLU THR VAL THR CYS ASN VAL ALA HIS PRO ALA SER SER          
SEQRES  17 A  219  THR LYS VAL ASP LYS LYS ILE VAL PRO ARG ASP                  
SEQRES   1 B  212  ASP ILE LEU LEU THR GLN SER PRO ALA ILE LEU SER VAL          
SEQRES   2 B  212  SER PRO GLY GLU ARG VAL SER PHE SER CYS ARG ALA SER          
SEQRES   3 B  212  GLN SER ILE GLY THR ASP ILE HIS TRP TYR GLN GLN ARG          
SEQRES   4 B  212  THR ASN GLY SER PRO ARG LEU LEU ILE LYS TYR ALA SER          
SEQRES   5 B  212  GLU SER ILE SER GLY ILE PRO SER ARG PHE SER GLY SER          
SEQRES   6 B  212  GLY SER GLY THR ASP PHE THR LEU SER ILE ASN SER VAL          
SEQRES   7 B  212  GLU SER GLU ASP ILE ALA ASN TYR TYR CYS GLN GLN SER          
SEQRES   8 B  212  ASN ARG TRP PRO PHE THR PHE GLY SER GLY THR LYS LEU          
SEQRES   9 B  212  GLU ILE LYS ARG ALA ASP ALA ALA PRO THR VAL SER ILE          
SEQRES  10 B  212  PHE PRO PRO SER SER GLU GLN LEU THR SER GLY GLY ALA          
SEQRES  11 B  212  SER VAL VAL CYS PHE LEU ASN ASN PHE TYR PRO LYS ASP          
SEQRES  12 B  212  ILE ASN VAL LYS TRP LYS ILE ASP GLY SER GLU ARG GLN          
SEQRES  13 B  212  ASN GLY VAL LEU ASN SER TRP THR ASP GLN ASP SER LYS          
SEQRES  14 B  212  ASP SER THR TYR SER MET SER SER THR LEU THR LEU THR          
SEQRES  15 B  212  LYS ASP GLU TYR GLU ARG HIS ASN SER TYR THR CYS GLU          
SEQRES  16 B  212  ALA THR HIS LYS THR SER THR SER PRO ILE VAL LYS SER          
SEQRES  17 B  212  PHE ASN ARG ASN                                              
SEQRES   1 C  122  MET ALA PRO MET LEU SER GLY LEU LEU ALA ARG LEU VAL          
SEQRES   2 C  122  LYS LEU LEU LEU GLY ARG HIS GLY SER ALA LEU HIS TRP          
SEQRES   3 C  122  ARG ALA ALA GLY ALA ALA THR VAL LEU LEU VAL ILE VAL          
SEQRES   4 C  122  LEU LEU ALA GLY SER TYR LEU ALA VAL LEU ALA GLU ARG          
SEQRES   5 C  122  GLY ALA PRO GLY ALA GLN LEU ILE THR TYR PRO ARG ALA          
SEQRES   6 C  122  LEU TRP TRP ALA CYS GLU THR ALA THR THR VAL DAL TYR          
SEQRES   7 C  122  GLY ASP LEU TYR PRO VAL THR LEU TRP GLY ARG LEU VAL          
SEQRES   8 C  122  ALA VAL VAL VAL MET VAL ALA GLY ILE THR SER PHE GLY          
SEQRES   9 C  122  LEU VAL THR ALA ALA LEU ALA THR TRP PHE VAL GLY ARG          
SEQRES  10 C  122  GLU GLN GLU ARG ARG                                          
MODRES 2IH3 DAL C   77  ALA  D-ALANINE                                          
HET    DAL  C  77       5                                                       
HET      K  C 201       1                                                       
HET      K  C 202       1                                                       
HET      K  C 203       1                                                       
HET      K  C 204       1                                                       
HET      K  C 205       1                                                       
HET      K  C 206       1                                                       
HET      K  C 207       1                                                       
HET    1EM  C 301      31                                                       
HETNAM     DAL D-ALANINE                                                        
HETNAM       K POTASSIUM ION                                                    
HETNAM     1EM (1S)-2-HYDROXY-1-[(NONANOYLOXY)METHYL]ETHYL MYRISTATE            
FORMUL   3  DAL    C3 H7 N O2                                                   
FORMUL   4    K    7(K 1+)                                                      
FORMUL  11  1EM    C26 H50 O5                                                   
FORMUL  12  HOH   *266(H2 O)                                                    
HELIX    1   1 THR A   87  SER A   91  5                                   5    
HELIX    2   2 SER A  161  SER A  163  5                                   3    
HELIX    3   3 SER A  191  TRP A  193  5                                   3    
HELIX    4   4 PRO A  205  SER A  208  5                                   4    
HELIX    5   5 GLU B   79  ILE B   83  5                                   5    
HELIX    6   6 SER B  121  THR B  126  1                                   6    
HELIX    7   7 LYS B  183  ARG B  188  1                                   6    
HELIX    8   8 LEU C   24  ARG C   52  1                                  29    
HELIX    9   9 THR C   61  THR C   74  1                                  14    
HELIX   10  10 THR C   85  ARG C  121  1                                  37    
SHEET    1   A 4 LEU A   4  GLN A   5  0                                        
SHEET    2   A 4 VAL A  18  ALA A  24 -1  O  LYS A  23   N  GLN A   5           
SHEET    3   A 4 THR A  78  LEU A  83 -1  O  LEU A  83   N  VAL A  18           
SHEET    4   A 4 ALA A  68  ASP A  73 -1  N  ASP A  73   O  THR A  78           
SHEET    1   B 6 ALA A   9  VAL A  12  0                                        
SHEET    2   B 6 THR A 112  VAL A 116  1  O  THR A 115   N  VAL A  12           
SHEET    3   B 6 ALA A  92  GLU A  99 -1  N  ALA A  92   O  VAL A 114           
SHEET    4   B 6 TRP A  33  GLN A  39 -1  N  TRP A  33   O  GLU A  99           
SHEET    5   B 6 GLU A  46  ILE A  51 -1  O  GLU A  46   N  LYS A  38           
SHEET    6   B 6 ALA A  58  TYR A  60 -1  O  ASN A  59   N  GLU A  50           
SHEET    1   C 4 ALA A   9  VAL A  12  0                                        
SHEET    2   C 4 THR A 112  VAL A 116  1  O  THR A 115   N  VAL A  12           
SHEET    3   C 4 ALA A  92  GLU A  99 -1  N  ALA A  92   O  VAL A 114           
SHEET    4   C 4 VAL A 107  TRP A 108 -1  O  VAL A 107   N  ARG A  98           
SHEET    1   D 4 SER A 125  LEU A 129  0                                        
SHEET    2   D 4 MET A 140  TYR A 150 -1  O  LYS A 148   N  SER A 125           
SHEET    3   D 4 TYR A 180  PRO A 189 -1  O  TYR A 180   N  TYR A 150           
SHEET    4   D 4 VAL A 168  THR A 170 -1  N  HIS A 169   O  SER A 185           
SHEET    1   E 4 SER A 125  LEU A 129  0                                        
SHEET    2   E 4 MET A 140  TYR A 150 -1  O  LYS A 148   N  SER A 125           
SHEET    3   E 4 TYR A 180  PRO A 189 -1  O  TYR A 180   N  TYR A 150           
SHEET    4   E 4 VAL A 174  LEU A 175 -1  N  VAL A 174   O  THR A 181           
SHEET    1   F 3 THR A 156  TRP A 159  0                                        
SHEET    2   F 3 THR A 199  HIS A 204 -1  O  ASN A 201   N  THR A 158           
SHEET    3   F 3 THR A 209  LYS A 214 -1  O  THR A 209   N  HIS A 204           
SHEET    1   G 4 LEU B   4  THR B   5  0                                        
SHEET    2   G 4 VAL B  19  ALA B  25 -1  O  ARG B  24   N  THR B   5           
SHEET    3   G 4 ASP B  70  ILE B  75 -1  O  LEU B  73   N  PHE B  21           
SHEET    4   G 4 PHE B  62  SER B  67 -1  N  SER B  63   O  SER B  74           
SHEET    1   H 6 ILE B  10  VAL B  13  0                                        
SHEET    2   H 6 THR B 102  ILE B 106  1  O  GLU B 105   N  LEU B  11           
SHEET    3   H 6 ASN B  85  GLN B  90 -1  N  TYR B  86   O  THR B 102           
SHEET    4   H 6 ILE B  33  GLN B  38 -1  N  GLN B  38   O  ASN B  85           
SHEET    5   H 6 ARG B  45  LYS B  49 -1  O  LEU B  47   N  TRP B  35           
SHEET    6   H 6 GLU B  53  SER B  54 -1  O  GLU B  53   N  LYS B  49           
SHEET    1   I 4 ILE B  10  VAL B  13  0                                        
SHEET    2   I 4 THR B 102  ILE B 106  1  O  GLU B 105   N  LEU B  11           
SHEET    3   I 4 ASN B  85  GLN B  90 -1  N  TYR B  86   O  THR B 102           
SHEET    4   I 4 THR B  97  PHE B  98 -1  O  THR B  97   N  GLN B  90           
SHEET    1   J 4 THR B 114  PHE B 118  0                                        
SHEET    2   J 4 GLY B 129  PHE B 139 -1  O  ASN B 137   N  THR B 114           
SHEET    3   J 4 TYR B 173  THR B 182 -1  O  LEU B 179   N  VAL B 132           
SHEET    4   J 4 VAL B 159  TRP B 163 -1  N  LEU B 160   O  THR B 178           
SHEET    1   K 4 SER B 153  ARG B 155  0                                        
SHEET    2   K 4 ASN B 145  ILE B 150 -1  N  TRP B 148   O  ARG B 155           
SHEET    3   K 4 SER B 191  THR B 197 -1  O  GLU B 195   N  LYS B 147           
SHEET    4   K 4 ILE B 205  ASN B 210 -1  O  ILE B 205   N  ALA B 196           
SSBOND   1 CYS A   22    CYS A   96                          1555   1555  2.08  
SSBOND   2 CYS A  145    CYS A  200                          1555   1555  2.07  
SSBOND   3 CYS B   23    CYS B   88                          1555   1555  2.17  
SSBOND   4 CYS B  134    CYS B  194                          1555   1555  2.04  
LINK         C   VAL C  76                 N   DAL C  77     1555   1555  1.33  
LINK         C   DAL C  77                 N   TYR C  78     1555   1555  1.32  
LINK         O   THR C  75                 K     K C 201     1555   1555  2.59  
LINK         O   THR C  75                 K     K C 201     4465   1555  2.59  
LINK         O   THR C  75                 K     K C 201     2575   1555  2.59  
LINK         O   THR C  75                 K     K C 201     3665   1555  2.59  
LINK         OG1 THR C  75                 K     K C 204     1555   1555  2.70  
LINK         O   THR C  75                 K     K C 204     1555   1555  2.97  
LINK         O   THR C  75                 K     K C 204     4465   1555  2.97  
LINK         OG1 THR C  75                 K     K C 204     4465   1555  2.70  
LINK         O   THR C  75                 K     K C 204     2575   1555  2.97  
LINK         O   THR C  75                 K     K C 204     3665   1555  2.97  
LINK         OG1 THR C  75                 K     K C 204     2575   1555  2.70  
LINK         OG1 THR C  75                 K     K C 204     3665   1555  2.70  
LINK         O   VAL C  76                 K     K C 201     1555   1555  2.81  
LINK         O   VAL C  76                 K     K C 201     4465   1555  2.81  
LINK         O   VAL C  76                 K     K C 201     2575   1555  2.81  
LINK         O   VAL C  76                 K     K C 201     3665   1555  2.81  
LINK         O   VAL C  76                 K     K C 202     1555   1555  2.81  
LINK         O   VAL C  76                 K     K C 202     4465   1555  2.81  
LINK         O   VAL C  76                 K     K C 202     2575   1555  2.81  
LINK         O   VAL C  76                 K     K C 202     3665   1555  2.81  
LINK         O   DAL C  77                 K     K C 202     1555   1555  2.60  
LINK         O   DAL C  77                 K     K C 202     4465   1555  2.60  
LINK         O   DAL C  77                 K     K C 202     2575   1555  2.60  
LINK         O   DAL C  77                 K     K C 202     3665   1555  2.60  
LINK         O   DAL C  77                 K     K C 203     1555   1555  2.94  
LINK         O   DAL C  77                 K     K C 203     4465   1555  2.94  
LINK         O   DAL C  77                 K     K C 203     2575   1555  2.94  
LINK         O   DAL C  77                 K     K C 203     3665   1555  2.94  
LINK         O   TYR C  78                 K     K C 203     1555   1555  2.75  
LINK         O   TYR C  78                 K     K C 203     4465   1555  2.75  
LINK         O   TYR C  78                 K     K C 203     2575   1555  2.75  
LINK         O   TYR C  78                 K     K C 203     3665   1555  2.75  
LINK         K     K C 201                 K     K C 202     1555   1555  3.19  
LINK         K     K C 201                 K     K C 202     1555   2575  3.19  
LINK         K     K C 201                 K     K C 202     1555   3665  3.19  
LINK         K     K C 201                 K     K C 202     1555   4465  3.19  
LINK         K     K C 201                 K     K C 204     1555   1555  3.46  
LINK         K     K C 201                 K     K C 204     1555   2575  3.46  
LINK         K     K C 201                 K     K C 204     1555   3665  3.46  
LINK         K     K C 201                 K     K C 204     1555   4465  3.46  
LINK         K     K C 202                 K     K C 203     1555   1555  3.39  
LINK         K     K C 202                 K     K C 203     1555   2575  3.39  
LINK         K     K C 202                 K     K C 203     1555   3665  3.39  
LINK         K     K C 202                 K     K C 203     1555   4465  3.39  
LINK         K     K C 205                 O   HOH C 324     1555   1555  3.10  
LINK         K     K C 205                 O   HOH C 324     1555   4465  3.10  
LINK         K     K C 205                 O   HOH C 324     1555   2575  3.10  
LINK         K     K C 205                 O   HOH C 324     1555   3665  3.10  
LINK         K     K C 206                 K     K C 207     1555   1555  3.20  
LINK         K     K C 206                 K     K C 207     1555   2575  3.20  
LINK         K     K C 206                 K     K C 207     1555   3665  3.20  
LINK         K     K C 206                 K     K C 207     1555   4465  3.20  
LINK         K     K C 206                 O   HOH C 337     1555   1555  3.23  
LINK         K     K C 206                 O   HOH C 337     1555   2575  3.23  
LINK         K     K C 206                 O   HOH C 337     1555   4465  3.23  
LINK         K     K C 206                 O   HOH C 337     1555   3665  3.23  
LINK         K     K C 207                 O   HOH C 336     1555   1555  3.23  
LINK         K     K C 207                 O   HOH C 336     1555   2575  3.23  
LINK         K     K C 207                 O   HOH C 336     1555   4465  3.23  
LINK         K     K C 207                 O   HOH C 336     1555   3665  3.23  
LINK         K     K C 207                 O   HOH C 337     1555   1555  3.19  
LINK         K     K C 207                 O   HOH C 337     1555   2575  3.19  
LINK         K     K C 207                 O   HOH C 337     1555   4465  3.19  
LINK         K     K C 207                 O   HOH C 337     1555   3665  3.19  
CISPEP   1 PHE A  151    PRO A  152          0        -0.70                     
CISPEP   2 GLU A  153    PRO A  154          0        -0.18                     
CISPEP   3 TRP A  193    PRO A  194          0        -0.13                     
CISPEP   4 SER B    7    PRO B    8          0         0.03                     
CISPEP   5 TRP B   94    PRO B   95          0         3.08                     
CISPEP   6 TYR B  140    PRO B  141          0         0.04                     
SITE     1 AC1  4 THR C  75  VAL C  76    K C 202    K C 204                    
SITE     1 AC2  4 VAL C  76  DAL C  77    K C 201    K C 203                    
SITE     1 AC3  3 DAL C  77  TYR C  78    K C 202                               
SITE     1 AC4  2 THR C  75    K C 201                                          
SITE     1 AC5  1   K C 207                                                     
SITE     1 AC6  1   K C 206                                                     
SITE     1 AC7  8 THR A  30  SER A  31  PRO C  63  CYS C  70                    
SITE     2 AC7  8 VAL C  84  LEU C  86  ARG C  89  LEU C  90                    
CRYST1  155.724  155.724   75.741  90.00  90.00  90.00 I 4           8          
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      0.006422  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.006422  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013203        0.00000