HEADER    CYTOKINE                                06-JUN-96   1CNT              
TITLE     CILIARY NEUROTROPHIC FACTOR                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CILIARY NEUROTROPHIC FACTOR;                               
COMPND   3 CHAIN: 1, 2, 3, 4;                                                   
COMPND   4 SYNONYM: CNTF;                                                       
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: HUMAN CNTF;                                                    
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: CLASSIFIED;                               
SOURCE   9 EXPRESSION_SYSTEM_GENE: HUMAN CNTF                                   
KEYWDS    CYTOKINE, NEUROTROPHIC FACTOR, GROWTH FACTOR                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.Q.MCDONALD,N.PANAYOTATOS,W.A.HENDRICKSON                            
REVDAT   4   07-FEB-24 1CNT    1       REMARK LINK                              
REVDAT   3   24-FEB-09 1CNT    1       VERSN                                    
REVDAT   2   01-APR-03 1CNT    1       JRNL                                     
REVDAT   1   26-MAR-97 1CNT    0                                                
JRNL        AUTH   N.Q.MCDONALD,N.PANAYOTATOS,W.A.HENDRICKSON                   
JRNL        TITL   CRYSTAL STRUCTURE OF DIMERIC HUMAN CILIARY NEUROTROPHIC      
JRNL        TITL 2 FACTOR DETERMINED BY MAD PHASING.                            
JRNL        REF    EMBO J.                       V.  14  2689 1995              
JRNL        REFN                   ISSN 0261-4189                               
JRNL        PMID   7796798                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 41229                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.199                           
REMARK   3   FREE R VALUE                     : 0.247                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4586                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 21                                      
REMARK   3   SOLVENT ATOMS            : 149                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 43.00                          
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) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.087                           
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) : 2.000 ; 1.000                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; 1.500                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 3.350 ; 1.500                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; 2.000                
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 1CNT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000172420.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 1994                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X4A                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.37                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : 4.000                              
REMARK 200  R MERGE                    (I) : 0.05500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: MAD EXPERIMENT AT LIII EDGE OF YTTERBIUM                     
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 38.41                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.00                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       26.47500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      104.44500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       31.04500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000      104.44500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       26.47500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       31.04500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 1, 4                                  
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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 2, 3                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET 1     1                                                      
REMARK 465     ALA 1     2                                                      
REMARK 465     PHE 1     3                                                      
REMARK 465     THR 1     4                                                      
REMARK 465     GLU 1     5                                                      
REMARK 465     HIS 1     6                                                      
REMARK 465     SER 1     7                                                      
REMARK 465     PRO 1     8                                                      
REMARK 465     LEU 1     9                                                      
REMARK 465     THR 1    10                                                      
REMARK 465     ASN 1    45                                                      
REMARK 465     LYS 1    46                                                      
REMARK 465     ASN 1    47                                                      
REMARK 465     ILE 1    48                                                      
REMARK 465     ASN 1    49                                                      
REMARK 465     LEU 1    50                                                      
REMARK 465     ASP 1    51                                                      
REMARK 465     SER 1    52                                                      
REMARK 465     ALA 1    53                                                      
REMARK 465     ASP 1    54                                                      
REMARK 465     GLY 1    55                                                      
REMARK 465     MET 1    56                                                      
REMARK 465     PRO 1    57                                                      
REMARK 465     VAL 1    58                                                      
REMARK 465     ALA 1    59                                                      
REMARK 465     SER 1    60                                                      
REMARK 465     THR 1    61                                                      
REMARK 465     ASP 1    62                                                      
REMARK 465     GLN 1    63                                                      
REMARK 465     PRO 1   143                                                      
REMARK 465     ILE 1   144                                                      
REMARK 465     ASN 1   145                                                      
REMARK 465     VAL 1   146                                                      
REMARK 465     GLY 1   147                                                      
REMARK 465     ASP 1   148                                                      
REMARK 465     GLY 1   149                                                      
REMARK 465     GLY 1   150                                                      
REMARK 465     MET 2     1                                                      
REMARK 465     ALA 2     2                                                      
REMARK 465     PHE 2     3                                                      
REMARK 465     THR 2     4                                                      
REMARK 465     GLU 2     5                                                      
REMARK 465     HIS 2     6                                                      
REMARK 465     SER 2     7                                                      
REMARK 465     PRO 2     8                                                      
REMARK 465     LEU 2     9                                                      
REMARK 465     THR 2    10                                                      
REMARK 465     PRO 2    11                                                      
REMARK 465     ASN 2    45                                                      
REMARK 465     LYS 2    46                                                      
REMARK 465     ASN 2    47                                                      
REMARK 465     ILE 2    48                                                      
REMARK 465     ASN 2    49                                                      
REMARK 465     LEU 2    50                                                      
REMARK 465     ASP 2    51                                                      
REMARK 465     SER 2    52                                                      
REMARK 465     ALA 2    53                                                      
REMARK 465     ASP 2    54                                                      
REMARK 465     GLY 2    55                                                      
REMARK 465     MET 2    56                                                      
REMARK 465     PRO 2    57                                                      
REMARK 465     VAL 2    58                                                      
REMARK 465     ALA 2    59                                                      
REMARK 465     SER 2    60                                                      
REMARK 465     THR 2    61                                                      
REMARK 465     ASP 2    62                                                      
REMARK 465     GLN 2    63                                                      
REMARK 465     TRP 2    64                                                      
REMARK 465     SER 2    65                                                      
REMARK 465     GLU 2    66                                                      
REMARK 465     GLU 2    92                                                      
REMARK 465     ASP 2    93                                                      
REMARK 465     GLN 2    94                                                      
REMARK 465     GLN 2    95                                                      
REMARK 465     VAL 2    96                                                      
REMARK 465     HIS 2    97                                                      
REMARK 465     PHE 2    98                                                      
REMARK 465     THR 2    99                                                      
REMARK 465     PRO 2   100                                                      
REMARK 465     THR 2   101                                                      
REMARK 465     GLU 2   138                                                      
REMARK 465     ALA 2   139                                                      
REMARK 465     ASP 2   140                                                      
REMARK 465     GLY 2   141                                                      
REMARK 465     MET 2   142                                                      
REMARK 465     PRO 2   143                                                      
REMARK 465     ILE 2   144                                                      
REMARK 465     ASN 2   145                                                      
REMARK 465     VAL 2   146                                                      
REMARK 465     GLY 2   147                                                      
REMARK 465     ASP 2   148                                                      
REMARK 465     GLY 2   149                                                      
REMARK 465     GLY 2   150                                                      
REMARK 465     LEU 2   151                                                      
REMARK 465     MET 3     1                                                      
REMARK 465     ALA 3     2                                                      
REMARK 465     PHE 3     3                                                      
REMARK 465     THR 3     4                                                      
REMARK 465     GLU 3     5                                                      
REMARK 465     HIS 3     6                                                      
REMARK 465     SER 3     7                                                      
REMARK 465     PRO 3     8                                                      
REMARK 465     LEU 3     9                                                      
REMARK 465     THR 3    10                                                      
REMARK 465     ASN 3    45                                                      
REMARK 465     LYS 3    46                                                      
REMARK 465     ASN 3    47                                                      
REMARK 465     ILE 3    48                                                      
REMARK 465     ASN 3    49                                                      
REMARK 465     LEU 3    50                                                      
REMARK 465     ASP 3    51                                                      
REMARK 465     SER 3    52                                                      
REMARK 465     ALA 3    53                                                      
REMARK 465     ASP 3    54                                                      
REMARK 465     GLY 3    55                                                      
REMARK 465     MET 3    56                                                      
REMARK 465     PRO 3    57                                                      
REMARK 465     VAL 3    58                                                      
REMARK 465     ALA 3    59                                                      
REMARK 465     SER 3    60                                                      
REMARK 465     THR 3    61                                                      
REMARK 465     ASP 3    62                                                      
REMARK 465     GLN 3    63                                                      
REMARK 465     MET 3   142                                                      
REMARK 465     PRO 3   143                                                      
REMARK 465     ILE 3   144                                                      
REMARK 465     ASN 3   145                                                      
REMARK 465     VAL 3   146                                                      
REMARK 465     GLY 3   147                                                      
REMARK 465     ASP 3   148                                                      
REMARK 465     GLN 3   183                                                      
REMARK 465     THR 3   184                                                      
REMARK 465     GLY 3   185                                                      
REMARK 465     ILE 3   186                                                      
REMARK 465     PRO 3   187                                                      
REMARK 465     MET 4     1                                                      
REMARK 465     ALA 4     2                                                      
REMARK 465     PHE 4     3                                                      
REMARK 465     THR 4     4                                                      
REMARK 465     GLU 4     5                                                      
REMARK 465     HIS 4     6                                                      
REMARK 465     SER 4     7                                                      
REMARK 465     PRO 4     8                                                      
REMARK 465     LEU 4     9                                                      
REMARK 465     THR 4    10                                                      
REMARK 465     PRO 4    11                                                      
REMARK 465     ASN 4    45                                                      
REMARK 465     LYS 4    46                                                      
REMARK 465     ASN 4    47                                                      
REMARK 465     ILE 4    48                                                      
REMARK 465     ASN 4    49                                                      
REMARK 465     LEU 4    50                                                      
REMARK 465     ASP 4    51                                                      
REMARK 465     SER 4    52                                                      
REMARK 465     ALA 4    53                                                      
REMARK 465     ASP 4    54                                                      
REMARK 465     GLY 4    55                                                      
REMARK 465     MET 4    56                                                      
REMARK 465     PRO 4    57                                                      
REMARK 465     VAL 4    58                                                      
REMARK 465     ALA 4    59                                                      
REMARK 465     SER 4    60                                                      
REMARK 465     THR 4    61                                                      
REMARK 465     ASP 4    62                                                      
REMARK 465     GLN 4    63                                                      
REMARK 465     TRP 4    64                                                      
REMARK 465     SER 4    65                                                      
REMARK 465     VAL 4    96                                                      
REMARK 465     HIS 4    97                                                      
REMARK 465     PHE 4    98                                                      
REMARK 465     THR 4    99                                                      
REMARK 465     PRO 4   100                                                      
REMARK 465     THR 4   101                                                      
REMARK 465     GLU 4   138                                                      
REMARK 465     ALA 4   139                                                      
REMARK 465     ASP 4   140                                                      
REMARK 465     GLY 4   141                                                      
REMARK 465     MET 4   142                                                      
REMARK 465     PRO 4   143                                                      
REMARK 465     ILE 4   144                                                      
REMARK 465     ASN 4   145                                                      
REMARK 465     VAL 4   146                                                      
REMARK 465     GLY 4   147                                                      
REMARK 465     ASP 4   148                                                      
REMARK 465     GLY 4   149                                                      
REMARK 465     GLY 4   150                                                      
REMARK 465     LEU 4   151                                                      
REMARK 465     PHE 4   152                                                      
REMARK 465     GLU 4   153                                                      
REMARK 465     SER 4   181                                                      
REMARK 465     HIS 4   182                                                      
REMARK 465     GLN 4   183                                                      
REMARK 465     THR 4   184                                                      
REMARK 465     GLY 4   185                                                      
REMARK 465     ILE 4   186                                                      
REMARK 465     PRO 4   187                                                      
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     ARG 1 136    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG 2 136    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU 3 138    CG   CD   OE1  OE2                                  
REMARK 470     ARG 4 136    CG   CD   NE   CZ   NH1  NH2                        
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 1  97      -76.98   -148.49                                   
REMARK 500    PRO 1 100      -84.01    -46.72                                   
REMARK 500    GLU 1 102      -74.12   -132.14                                   
REMARK 500    ASP 1 140       79.38    -66.88                                   
REMARK 500    SER 2 181       30.86    -92.91                                   
REMARK 500    ARG 3  13      -40.51   -130.88                                   
REMARK 500    ARG 3  14     -131.35    -75.67                                   
REMARK 500    ASP 3  15      -32.71    -17.84                                   
REMARK 500    HIS 3  97      -72.08   -138.92                                   
REMARK 500    HIS 4  41        5.88    -66.84                                   
REMARK 500    LEU 4 130       30.91    -94.74                                   
REMARK 500    PRO 4 135     -151.35    -65.29                                   
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                              YB 3 188  YB                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU 2 164   OE2                                                    
REMARK 620 2 GLU 2 164   OE1  45.7                                              
REMARK 620 3 GLN 2 167   OE1  91.8  81.0                                        
REMARK 620 4 HOH 2 931   O   170.2 142.8  94.9                                  
REMARK 620 5 SO4 3 189   O2   82.7 107.8 160.0  88.6                            
REMARK 620 6 SO4 3 189   O1   93.1  79.8 147.7  85.1  52.2                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE YB 3 188                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 3 189                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 1 190                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 1 191                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 3 192                 
DBREF  1CNT 1    1   187  UNP    P26441   CNTF_HUMAN       1    187             
DBREF  1CNT 2    1   187  UNP    P26441   CNTF_HUMAN       1    187             
DBREF  1CNT 3    1   187  UNP    P26441   CNTF_HUMAN       1    187             
DBREF  1CNT 4    1   187  UNP    P26441   CNTF_HUMAN       1    187             
SEQRES   1 1  187  MET ALA PHE THR GLU HIS SER PRO LEU THR PRO HIS ARG          
SEQRES   2 1  187  ARG ASP LEU CYS SER ARG SER ILE TRP LEU ALA ARG LYS          
SEQRES   3 1  187  ILE ARG SER ASP LEU THR ALA LEU THR GLU SER TYR VAL          
SEQRES   4 1  187  LYS HIS GLN GLY LEU ASN LYS ASN ILE ASN LEU ASP SER          
SEQRES   5 1  187  ALA ASP GLY MET PRO VAL ALA SER THR ASP GLN TRP SER          
SEQRES   6 1  187  GLU LEU THR GLU ALA GLU ARG LEU GLN GLU ASN LEU GLN          
SEQRES   7 1  187  ALA TYR ARG THR PHE HIS VAL LEU LEU ALA ARG LEU LEU          
SEQRES   8 1  187  GLU ASP GLN GLN VAL HIS PHE THR PRO THR GLU GLY ASP          
SEQRES   9 1  187  PHE HIS GLN ALA ILE HIS THR LEU LEU LEU GLN VAL ALA          
SEQRES  10 1  187  ALA PHE ALA TYR GLN ILE GLU GLU LEU MET ILE LEU LEU          
SEQRES  11 1  187  GLU TYR LYS ILE PRO ARG ASN GLU ALA ASP GLY MET PRO          
SEQRES  12 1  187  ILE ASN VAL GLY ASP GLY GLY LEU PHE GLU LYS LYS LEU          
SEQRES  13 1  187  TRP GLY LEU LYS VAL LEU GLN GLU LEU SER GLN TRP THR          
SEQRES  14 1  187  VAL ARG SER ILE HIS ASP LEU ARG PHE ILE SER SER HIS          
SEQRES  15 1  187  GLN THR GLY ILE PRO                                          
SEQRES   1 2  187  MET ALA PHE THR GLU HIS SER PRO LEU THR PRO HIS ARG          
SEQRES   2 2  187  ARG ASP LEU CYS SER ARG SER ILE TRP LEU ALA ARG LYS          
SEQRES   3 2  187  ILE ARG SER ASP LEU THR ALA LEU THR GLU SER TYR VAL          
SEQRES   4 2  187  LYS HIS GLN GLY LEU ASN LYS ASN ILE ASN LEU ASP SER          
SEQRES   5 2  187  ALA ASP GLY MET PRO VAL ALA SER THR ASP GLN TRP SER          
SEQRES   6 2  187  GLU LEU THR GLU ALA GLU ARG LEU GLN GLU ASN LEU GLN          
SEQRES   7 2  187  ALA TYR ARG THR PHE HIS VAL LEU LEU ALA ARG LEU LEU          
SEQRES   8 2  187  GLU ASP GLN GLN VAL HIS PHE THR PRO THR GLU GLY ASP          
SEQRES   9 2  187  PHE HIS GLN ALA ILE HIS THR LEU LEU LEU GLN VAL ALA          
SEQRES  10 2  187  ALA PHE ALA TYR GLN ILE GLU GLU LEU MET ILE LEU LEU          
SEQRES  11 2  187  GLU TYR LYS ILE PRO ARG ASN GLU ALA ASP GLY MET PRO          
SEQRES  12 2  187  ILE ASN VAL GLY ASP GLY GLY LEU PHE GLU LYS LYS LEU          
SEQRES  13 2  187  TRP GLY LEU LYS VAL LEU GLN GLU LEU SER GLN TRP THR          
SEQRES  14 2  187  VAL ARG SER ILE HIS ASP LEU ARG PHE ILE SER SER HIS          
SEQRES  15 2  187  GLN THR GLY ILE PRO                                          
SEQRES   1 3  187  MET ALA PHE THR GLU HIS SER PRO LEU THR PRO HIS ARG          
SEQRES   2 3  187  ARG ASP LEU CYS SER ARG SER ILE TRP LEU ALA ARG LYS          
SEQRES   3 3  187  ILE ARG SER ASP LEU THR ALA LEU THR GLU SER TYR VAL          
SEQRES   4 3  187  LYS HIS GLN GLY LEU ASN LYS ASN ILE ASN LEU ASP SER          
SEQRES   5 3  187  ALA ASP GLY MET PRO VAL ALA SER THR ASP GLN TRP SER          
SEQRES   6 3  187  GLU LEU THR GLU ALA GLU ARG LEU GLN GLU ASN LEU GLN          
SEQRES   7 3  187  ALA TYR ARG THR PHE HIS VAL LEU LEU ALA ARG LEU LEU          
SEQRES   8 3  187  GLU ASP GLN GLN VAL HIS PHE THR PRO THR GLU GLY ASP          
SEQRES   9 3  187  PHE HIS GLN ALA ILE HIS THR LEU LEU LEU GLN VAL ALA          
SEQRES  10 3  187  ALA PHE ALA TYR GLN ILE GLU GLU LEU MET ILE LEU LEU          
SEQRES  11 3  187  GLU TYR LYS ILE PRO ARG ASN GLU ALA ASP GLY MET PRO          
SEQRES  12 3  187  ILE ASN VAL GLY ASP GLY GLY LEU PHE GLU LYS LYS LEU          
SEQRES  13 3  187  TRP GLY LEU LYS VAL LEU GLN GLU LEU SER GLN TRP THR          
SEQRES  14 3  187  VAL ARG SER ILE HIS ASP LEU ARG PHE ILE SER SER HIS          
SEQRES  15 3  187  GLN THR GLY ILE PRO                                          
SEQRES   1 4  187  MET ALA PHE THR GLU HIS SER PRO LEU THR PRO HIS ARG          
SEQRES   2 4  187  ARG ASP LEU CYS SER ARG SER ILE TRP LEU ALA ARG LYS          
SEQRES   3 4  187  ILE ARG SER ASP LEU THR ALA LEU THR GLU SER TYR VAL          
SEQRES   4 4  187  LYS HIS GLN GLY LEU ASN LYS ASN ILE ASN LEU ASP SER          
SEQRES   5 4  187  ALA ASP GLY MET PRO VAL ALA SER THR ASP GLN TRP SER          
SEQRES   6 4  187  GLU LEU THR GLU ALA GLU ARG LEU GLN GLU ASN LEU GLN          
SEQRES   7 4  187  ALA TYR ARG THR PHE HIS VAL LEU LEU ALA ARG LEU LEU          
SEQRES   8 4  187  GLU ASP GLN GLN VAL HIS PHE THR PRO THR GLU GLY ASP          
SEQRES   9 4  187  PHE HIS GLN ALA ILE HIS THR LEU LEU LEU GLN VAL ALA          
SEQRES  10 4  187  ALA PHE ALA TYR GLN ILE GLU GLU LEU MET ILE LEU LEU          
SEQRES  11 4  187  GLU TYR LYS ILE PRO ARG ASN GLU ALA ASP GLY MET PRO          
SEQRES  12 4  187  ILE ASN VAL GLY ASP GLY GLY LEU PHE GLU LYS LYS LEU          
SEQRES  13 4  187  TRP GLY LEU LYS VAL LEU GLN GLU LEU SER GLN TRP THR          
SEQRES  14 4  187  VAL ARG SER ILE HIS ASP LEU ARG PHE ILE SER SER HIS          
SEQRES  15 4  187  GLN THR GLY ILE PRO                                          
HET    SO4  1 190       5                                                       
HET    SO4  1 191       5                                                       
HET     YB  3 188       1                                                       
HET    SO4  3 189       5                                                       
HET    SO4  3 192       5                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM      YB YTTERBIUM (III) ION                                              
FORMUL   5  SO4    4(O4 S 2-)                                                   
FORMUL   7   YB    YB 3+                                                        
FORMUL  10  HOH   *149(H2 O)                                                    
HELIX    1   1 ARG 1   13  HIS 1   41  1                                  29    
HELIX    2   2 GLU 1   69  GLN 1   95  1                                  27    
HELIX    3   3 ASP 1  104  LEU 1  129  1                                  26    
HELIX    4   4 PHE 1  152  HIS 1  182  1                                  31    
HELIX    5   5 ARG 2   13  GLN 2   42  1                                  30    
HELIX    6   6 GLU 2   69  LEU 2   90  1                                  22    
HELIX    7   7 GLY 2  103  LEU 2  129  1                                  27    
HELIX    8   8 GLU 2  153  SER 2  180  1                                  28    
HELIX    9   9 CYS 3   17  GLN 3   42  1                                  26    
HELIX   10  10 GLU 3   69  VAL 3   96  1                                  28    
HELIX   11  11 GLY 3  103  LEU 3  129  1                                  27    
HELIX   12  12 LEU 3  151  SER 3  181  1                                  31    
HELIX   13  13 ARG 4   13  GLN 4   42  1                                  30    
HELIX   14  14 GLU 4   69  GLN 4   94  1                                  26    
HELIX   15  15 GLY 4  103  LEU 4  129  1                                  27    
HELIX   16  16 LYS 4  155  PHE 4  178  1                                  24    
LINK         OE2 GLU 2 164                YB    YB 3 188     3755   1555  2.78  
LINK         OE1 GLU 2 164                YB    YB 3 188     3755   1555  2.86  
LINK         OE1 GLN 2 167                YB    YB 3 188     3755   1555  2.31  
LINK         O   HOH 2 931                YB    YB 3 188     3755   1555  3.06  
LINK        YB    YB 3 188                 O2  SO4 3 189     1555   1555  2.46  
LINK        YB    YB 3 188                 O1  SO4 3 189     1555   1555  2.93  
SITE     1 AC1  4 GLU 2 164  GLN 2 167  HOH 2 931  SO4 3 189                    
SITE     1 AC2  6 LYS 2 160  GLU 2 164  ARG 3  25  ILE 3 173                    
SITE     2 AC2  6 ARG 3 177   YB 3 188                                          
SITE     1 AC3  7 HIS 1  12  ARG 1  13  ARG 1  14  THR 1 184                    
SITE     2 AC3  7 HOH 1 192  HOH 1 194  HOH 1 830                               
SITE     1 AC4  4 ARG 1  25  ARG 1  28  ILE 1 173  HOH 1 875                    
SITE     1 AC5  4 TRP 2 168  ARG 3  25  ARG 3 177  HOH 3 952                    
CRYST1   52.950   62.090  208.890  90.00  90.00  90.00 P 21 21 21   16          
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      0.018886  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016106  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004787        0.00000                         
MTRIX1   1 -0.984610  0.168030 -0.048080       96.77232    1                    
MTRIX2   1  0.171600  0.877220 -0.448380       17.47824    1                    
MTRIX3   1 -0.033160 -0.449730 -0.892550      108.88966    1                    
MTRIX1   2 -0.768280  0.636770  0.065350       40.33489    1                    
MTRIX2   2  0.639910  0.761440  0.103550      -28.73940    1                    
MTRIX3   2  0.016180  0.121380 -0.992470      216.09000    1