PDB Short entry for 4P8U
HEADER    SUGAR BINDING PROTEIN                   01-APR-14   4P8U              
TITLE     THE CRYSTAL STRUCTURES OF YKL-39 IN THE ABSENCE OF                    
TITLE    2 CHITOOLIGOSACCHARIDES WAS SOLVED TO RESOLUTIONS OF 2.4 ANGSTROM      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CHITINASE-3-LIKE PROTEIN 2;                                
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CHONDROCYTE PROTEIN 39,YKL-39;                              
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: CHI3L2;                                                        
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET32A(+)                                 
KEYWDS    CHITINASE 3-LIKE PROTEIN 2, HUMAN YKL-39, FAMILY-18 CHITINASE, SUGAR  
KEYWDS   2 BINDING PROTEIN                                                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    W.SUGINTA,A.RANOK,R.C.ROBINSON,J.WONGSANTICHON                        
REVDAT   4   27-DEC-23 4P8U    1       SOURCE KEYWDS JRNL   REMARK              
REVDAT   3   11-FEB-15 4P8U    1       JRNL                                     
REVDAT   2   17-DEC-14 4P8U    1       JRNL                                     
REVDAT   1   01-OCT-14 4P8U    0                                                
JRNL        AUTH   A.RANOK,J.WONGSANTICHON,R.C.ROBINSON,W.SUGINTA               
JRNL        TITL   STRUCTURAL AND THERMODYNAMIC INSIGHTS INTO                   
JRNL        TITL 2 CHITOOLIGOSACCHARIDE BINDING TO HUMAN CARTILAGE CHITINASE    
JRNL        TITL 3 3-LIKE PROTEIN 2 (CHI3L2 OR YKL-39).                         
JRNL        REF    J.BIOL.CHEM.                  V. 290  2617 2015              
JRNL        REFN                   ESSN 1083-351X                               
JRNL        PMID   25477513                                                     
JRNL        DOI    10.1074/JBC.M114.588905                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.7.0032                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 26.27                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 13746                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE R-VALUE                    
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.217                           
REMARK   3   R VALUE            (WORKING SET) : 0.216                           
REMARK   3   FREE R VALUE                     : 0.243                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 705                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.40                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.47                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 961                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 97.32                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.4200                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 56                           
REMARK   3   BIN FREE R VALUE                    : 0.3460                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2896                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 17                                      
REMARK   3   SOLVENT ATOMS            : 168                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 66.21                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.58000                                              
REMARK   3    B22 (A**2) : 0.58000                                              
REMARK   3    B33 (A**2) : -1.16000                                             
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.781         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.282         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.279         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 13.320        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.961                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.939                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2990 ; 0.013 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  2797 ; 0.005 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4051 ; 1.390 ; 1.953       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  6459 ; 0.793 ; 3.001       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   364 ; 5.306 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   131 ;37.529 ;24.809       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   506 ;20.032 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     7 ;20.379 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   435 ; 0.070 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3358 ; 0.005 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   695 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1459 ; 4.164 ; 6.452       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1458 ; 4.164 ; 6.450       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1822 ; 6.176 ; 9.675       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  1823 ; 6.174 ; 9.677       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1531 ; 4.695 ; 6.811       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  1531 ; 4.691 ; 6.811       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  2230 ; 7.069 ;10.071       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  3784 ; 9.617 ;53.862       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  3754 ; 9.564 ;53.657       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 4P8U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-APR-14.                  
REMARK 100 THE DEPOSITION ID IS D_1000200949.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 05-JUN-12                          
REMARK 200  TEMPERATURE           (KELVIN) : 105                                
REMARK 200  PH                             : 5.3-5.9                            
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSRRC                              
REMARK 200  BEAMLINE                       : BL13B1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : RH COATED                          
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 13746                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 26.300                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 7.600                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 35.6000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.44                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 7.60                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.47000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.500                              
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   (%): 39.49                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.05                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, LITHIUM SULFATE, BIS TRIS,     
REMARK 280  PH 5.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K             
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+1/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+3/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+1/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+3/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-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       70.58950            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       35.38200            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       35.38200            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       35.29475            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       35.38200            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       35.38200            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      105.88425            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       35.38200            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       35.38200            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       35.29475            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       35.38200            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       35.38200            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      105.88425            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       70.58950            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 619  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     ALA A    20                                                      
REMARK 465     MET A    21                                                      
REMARK 465     ALA A    22                                                      
REMARK 465     ASP A    23                                                      
REMARK 465     ILE A    24                                                      
REMARK 465     GLY A    25                                                      
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   SG   CYS A    31     SG   CYS A    56              1.66            
REMARK 500   O    HOH A   538     O    HOH A   651              1.74            
REMARK 500   NH1  ARG A   188     OH   TYR A   242              1.88            
REMARK 500   O    PRO A    43     O    HOH A   659              2.01            
REMARK 500   O    PRO A   376     O    HOH A   610              2.10            
REMARK 500   O    HOH A   535     O    HOH A   551              2.12            
REMARK 500   N    SER A   108     O3   SO4 A   402              2.16            
REMARK 500   O    GLY A   183     O    HOH A   644              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   542     O    HOH A   543     6454     1.87            
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    PRO A  43       41.95   -102.30                                   
REMARK 500    SER A 143       78.98   -102.68                                   
REMARK 500    ASP A 148     -166.80     61.19                                   
REMARK 500    PRO A 221     -175.85    -69.59                                   
REMARK 500    SER A 228       64.88   -151.60                                   
REMARK 500    ASP A 236       91.16    -64.11                                   
REMARK 500    SER A 241       -2.82    -58.72                                   
REMARK 500    TYR A 243       77.26   -108.22                                   
REMARK 500    SER A 277     -160.29   -106.62                                   
REMARK 500    GLN A 323       64.39     70.94                                   
REMARK 500    TYR A 377       61.84     36.72                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 595        DISTANCE =  6.36 ANGSTROMS                       
REMARK 525    HOH A 619        DISTANCE =  8.04 ANGSTROMS                       
REMARK 525    HOH A 639        DISTANCE =  5.85 ANGSTROMS                       
REMARK 525    HOH A 641        DISTANCE =  9.96 ANGSTROMS                       
REMARK 525    HOH A 642        DISTANCE =  7.87 ANGSTROMS                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 402                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue PEG A 403                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4P8W   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4P8V   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4P8U   RELATED DB: PDB                                   
DBREF  4P8U A   27   390  UNP    Q15782   CH3L2_HUMAN     27    390             
SEQADV 4P8U ALA A   20  UNP  Q15782              EXPRESSION TAG                 
SEQADV 4P8U MET A   21  UNP  Q15782              EXPRESSION TAG                 
SEQADV 4P8U ALA A   22  UNP  Q15782              EXPRESSION TAG                 
SEQADV 4P8U ASP A   23  UNP  Q15782              EXPRESSION TAG                 
SEQADV 4P8U ILE A   24  UNP  Q15782              EXPRESSION TAG                 
SEQADV 4P8U GLY A   25  UNP  Q15782              EXPRESSION TAG                 
SEQADV 4P8U SER A   26  UNP  Q15782              EXPRESSION TAG                 
SEQADV 4P8U VAL A  182  UNP  Q15782    ALA   182 ENGINEERED MUTATION            
SEQADV 4P8U TRP A  318  UNP  Q15782    ARG   318 ENGINEERED MUTATION            
SEQRES   1 A  371  ALA MET ALA ASP ILE GLY SER TYR LYS LEU VAL CYS TYR          
SEQRES   2 A  371  PHE THR ASN TRP SER GLN ASP ARG GLN GLU PRO GLY LYS          
SEQRES   3 A  371  PHE THR PRO GLU ASN ILE ASP PRO PHE LEU CYS SER HIS          
SEQRES   4 A  371  LEU ILE TYR SER PHE ALA SER ILE GLU ASN ASN LYS VAL          
SEQRES   5 A  371  ILE ILE LYS ASP LYS SER GLU VAL MET LEU TYR GLN THR          
SEQRES   6 A  371  ILE ASN SER LEU LYS THR LYS ASN PRO LYS LEU LYS ILE          
SEQRES   7 A  371  LEU LEU SER ILE GLY GLY TYR LEU PHE GLY SER LYS GLY          
SEQRES   8 A  371  PHE HIS PRO MET VAL ASP SER SER THR SER ARG LEU GLU          
SEQRES   9 A  371  PHE ILE ASN SER ILE ILE LEU PHE LEU ARG ASN HIS ASN          
SEQRES  10 A  371  PHE ASP GLY LEU ASP VAL SER TRP ILE TYR PRO ASP GLN          
SEQRES  11 A  371  LYS GLU ASN THR HIS PHE THR VAL LEU ILE HIS GLU LEU          
SEQRES  12 A  371  ALA GLU ALA PHE GLN LYS ASP PHE THR LYS SER THR LYS          
SEQRES  13 A  371  GLU ARG LEU LEU LEU THR VAL GLY VAL SER ALA GLY ARG          
SEQRES  14 A  371  GLN MET ILE ASP ASN SER TYR GLN VAL GLU LYS LEU ALA          
SEQRES  15 A  371  LYS ASP LEU ASP PHE ILE ASN LEU LEU SER PHE ASP PHE          
SEQRES  16 A  371  HIS GLY SER TRP GLU LYS PRO LEU ILE THR GLY HIS ASN          
SEQRES  17 A  371  SER PRO LEU SER LYS GLY TRP GLN ASP ARG GLY PRO SER          
SEQRES  18 A  371  SER TYR TYR ASN VAL GLU TYR ALA VAL GLY TYR TRP ILE          
SEQRES  19 A  371  HIS LYS GLY MET PRO SER GLU LYS VAL VAL MET GLY ILE          
SEQRES  20 A  371  PRO THR TYR GLY HIS SER PHE THR LEU ALA SER ALA GLU          
SEQRES  21 A  371  THR THR VAL GLY ALA PRO ALA SER GLY PRO GLY ALA ALA          
SEQRES  22 A  371  GLY PRO ILE THR GLU SER SER GLY PHE LEU ALA TYR TYR          
SEQRES  23 A  371  GLU ILE CYS GLN PHE LEU LYS GLY ALA LYS ILE THR TRP          
SEQRES  24 A  371  LEU GLN ASP GLN GLN VAL PRO TYR ALA VAL LYS GLY ASN          
SEQRES  25 A  371  GLN TRP VAL GLY TYR ASP ASP VAL LYS SER MET GLU THR          
SEQRES  26 A  371  LYS VAL GLN PHE LEU LYS ASN LEU ASN LEU GLY GLY ALA          
SEQRES  27 A  371  MET ILE TRP SER ILE ASP MET ASP ASP PHE THR GLY LYS          
SEQRES  28 A  371  SER CYS ASN GLN GLY PRO TYR PRO LEU VAL GLN ALA VAL          
SEQRES  29 A  371  LYS ARG SER LEU GLY SER LEU                                  
HET    SO4  A 401       5                                                       
HET    SO4  A 402       5                                                       
HET    PEG  A 403       7                                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     PEG DI(HYDROXYETHYL)ETHER                                            
FORMUL   2  SO4    2(O4 S 2-)                                                   
FORMUL   4  PEG    C4 H10 O3                                                    
FORMUL   5  HOH   *168(H2 O)                                                    
HELIX    1 AA1 THR A   47  ILE A   51  5                                   5    
HELIX    2 AA2 SER A   77  ASN A   92  1                                  16    
HELIX    3 AA3 SER A  108  HIS A  112  5                                   5    
HELIX    4 AA4 PRO A  113  ASP A  116  5                                   4    
HELIX    5 AA5 SER A  117  HIS A  135  1                                  19    
HELIX    6 AA6 PRO A  147  LYS A  172  1                                  26    
HELIX    7 AA7 GLY A  187  TYR A  195  1                                   9    
HELIX    8 AA8 GLN A  196  LEU A  204  1                                   9    
HELIX    9 AA9 PRO A  239  TYR A  243  5                                   5    
HELIX   10 AB1 ASN A  244  LYS A  255  1                                  12    
HELIX   11 AB2 PRO A  258  GLU A  260  5                                   3    
HELIX   12 AB3 TYR A  304  LEU A  311  1                                   8    
HELIX   13 AB4 ASP A  338  LEU A  352  1                                  15    
HELIX   14 AB5 SER A  361  ASP A  365  5                                   5    
HELIX   15 AB6 TYR A  377  SER A  389  1                                  13    
SHEET    1 AA110 LYS A  70  ILE A  72  0                                        
SHEET    2 AA110 HIS A  58  GLU A  67 -1  N  SER A  65   O  ILE A  72           
SHEET    3 AA110 LYS A  96  GLY A 102  1  O  LEU A  98   N  LEU A  59           
SHEET    4 AA110 GLY A 139  SER A 143  1  O  ASP A 141   N  LEU A  99           
SHEET    5 AA110 LEU A 179  VAL A 184  1  O  LEU A 179   N  LEU A 140           
SHEET    6 AA110 PHE A 206  LEU A 209  1  O  ASN A 208   N  VAL A 182           
SHEET    7 AA110 VAL A 262  PRO A 267  1  O  VAL A 263   N  LEU A 209           
SHEET    8 AA110 GLY A 356  TRP A 360  1  O  MET A 358   N  MET A 264           
SHEET    9 AA110 LYS A  28  THR A  34  1  N  VAL A  30   O  ILE A 359           
SHEET   10 AA110 HIS A  58  GLU A  67  1  O  HIS A  58   N  CYS A  31           
SHEET    1 AA2 3 ALA A 286  PRO A 289  0                                        
SHEET    2 AA2 3 TYR A 269  LEU A 275 -1  N  THR A 274   O  GLY A 288           
SHEET    3 AA2 3 LEU A 302  ALA A 303 -1  O  LEU A 302   N  GLY A 270           
SHEET    1 AA3 5 ALA A 286  PRO A 289  0                                        
SHEET    2 AA3 5 TYR A 269  LEU A 275 -1  N  THR A 274   O  GLY A 288           
SHEET    3 AA3 5 GLN A 332  GLY A 335 -1  O  TRP A 333   N  PHE A 273           
SHEET    4 AA3 5 VAL A 324  LYS A 329 -1  N  ALA A 327   O  VAL A 334           
SHEET    5 AA3 5 LYS A 315  LEU A 319 -1  N  THR A 317   O  TYR A 326           
SSBOND   1 CYS A  308    CYS A  372                          1555   1555  1.97  
CISPEP   1 GLU A   42    PRO A   43          0        -0.29                     
CISPEP   2 SER A   62    PHE A   63          0         1.93                     
CISPEP   3 HIS A  112    PRO A  113          0         7.83                     
CISPEP   4 ILE A  145    TYR A  146          0       -10.31                     
CISPEP   5 LYS A  220    PRO A  221          0         9.28                     
CISPEP   6 TRP A  360    SER A  361          0        -8.37                     
SITE     1 AC1  3 LYS A 175  ARG A 385  HOH A 503                               
SITE     1 AC2  3 GLY A 107  SER A 108  LYS A 109                               
SITE     1 AC3  5 ASP A 213  TYR A 269  PHE A 301  TRP A 360                    
SITE     2 AC3  5 HOH A 660                                                     
CRYST1   70.764   70.764  141.179  90.00  90.00  90.00 P 41 21 2     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      0.014131  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014131  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007083        0.00000