HEADER    HYDROLASE                               29-AUG-06   2I6Q              
TITLE     COMPLEMENT COMPONENT C2A                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: COMPLEMENT C2A FRAGMENT;                                   
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.4.21.43;                                                       
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: C2A;                                                           
SOURCE   6 EXPRESSION_SYSTEM: MESOCRICETUS AURATUS;                             
SOURCE   7 EXPRESSION_SYSTEM_COMMON: GOLDEN HAMSTER;                            
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 10036;                                      
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PNUT                                      
KEYWDS    SERINE PROTEASE DOMAIN, VON WILLEBRAND FACTOR-A DOMAIN, HYDROLASE     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    F.J.MILDER,H.C.A.RAAIJMAKERS,D.A.A.VANDEPUTTE,A.SCHOUTEN,             
AUTHOR   2 E.G.HUIZINGA,R.A.ROMIJN,W.HEMRIKA,A.ROOS,M.R.DAHA,P.GROS             
REVDAT   6   06-NOV-24 2I6Q    1       REMARK                                   
REVDAT   5   30-AUG-23 2I6Q    1       HETSYN                                   
REVDAT   4   29-JUL-20 2I6Q    1       COMPND REMARK SEQADV HETNAM              
REVDAT   4 2                   1       LINK   SITE   ATOM                       
REVDAT   3   13-JUL-11 2I6Q    1       VERSN                                    
REVDAT   2   24-FEB-09 2I6Q    1       VERSN                                    
REVDAT   1   17-OCT-06 2I6Q    0                                                
JRNL        AUTH   F.J.MILDER,H.C.RAAIJMAKERS,M.D.VANDEPUTTE,A.SCHOUTEN,        
JRNL        AUTH 2 E.G.HUIZINGA,R.A.ROMIJN,W.HEMRIKA,A.ROOS,M.R.DAHA,P.GROS     
JRNL        TITL   STRUCTURE OF COMPLEMENT COMPONENT C2A: IMPLICATIONS FOR      
JRNL        TITL 2 CONVERTASE FORMATION AND SUBSTRATE BINDING.                  
JRNL        REF    STRUCTURE                     V.  14  1587 2006              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   17027507                                                     
JRNL        DOI    10.1016/J.STR.2006.08.008                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
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) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.50                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 89.6                           
REMARK   3   NUMBER OF REFLECTIONS             : 27470                          
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 + TEST SET) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.189                           
REMARK   3   FREE R VALUE                     : 0.240                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1389                            
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) : 2.10                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.16                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1144                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 52.50                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2470                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 62                           
REMARK   3   BIN FREE R VALUE                    : 0.2940                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3990                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 99                                      
REMARK   3   SOLVENT ATOMS            : 133                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 22.51                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.68000                                             
REMARK   3    B22 (A**2) : 2.15000                                              
REMARK   3    B33 (A**2) : -0.88000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.62000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.285         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.214         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.163         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 12.048        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.953                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.930                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4188 ; 0.004 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5667 ; 0.861 ; 1.967       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   501 ; 6.356 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   196 ;36.371 ;24.490       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   731 ;16.651 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    27 ;17.374 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   643 ; 0.067 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3105 ; 0.002 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1757 ; 0.218 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2828 ; 0.320 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   220 ; 0.159 ; 0.200       
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):    50 ; 0.249 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     6 ; 0.317 ; 0.200       
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):  2564 ; 0.934 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4045 ; 1.494 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1798 ; 2.343 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1622 ; 3.637 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
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  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   223        A   438                          
REMARK   3    ORIGIN FOR THE GROUP (A):  -2.2050 -13.9150  41.9780              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0999 T22:  -0.1316                                     
REMARK   3      T33:  -0.2495 T12:  -0.0098                                     
REMARK   3      T13:  -0.0108 T23:  -0.0314                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   4.7984 L22:   1.6273                                     
REMARK   3      L33:   7.2946 L12:   0.6328                                     
REMARK   3      L13:  -1.9116 L23:  -1.7585                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0968 S12:  -0.2484 S13:   0.1433                       
REMARK   3      S21:   0.1588 S22:  -0.1364 S23:   0.0100                       
REMARK   3      S31:  -0.4730 S32:   0.1064 S33:   0.0395                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   439        A   732                          
REMARK   3    ORIGIN FOR THE GROUP (A):  -6.9700 -18.9350   3.0400              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1684 T22:  -0.2092                                     
REMARK   3      T33:  -0.2299 T12:   0.0283                                     
REMARK   3      T13:   0.0138 T23:   0.0051                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.4014 L22:   2.6218                                     
REMARK   3      L33:   4.5901 L12:   0.3667                                     
REMARK   3      L13:   0.6342 L23:   0.1915                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0175 S12:   0.1675 S13:  -0.0288                       
REMARK   3      S21:  -0.0210 S22:   0.0551 S23:   0.2148                       
REMARK   3      S31:   0.0250 S32:  -0.3172 S33:  -0.0375                       
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 2I6Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-AUG-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000039206.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 29-SEP-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-4                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9330                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA, CCP4 (SCALA)                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 27471                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.500                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 89.9                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : 0.06100                            
REMARK 200  R SYM                      (I) : 0.06100                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.21                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 57.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.90                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.52300                            
REMARK 200  R SYM FOR SHELL            (I) : 0.52300                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY: 2I6S                                      
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.78                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.27                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 35% PEG 1000, 0.025 M SODIUM MALONATE,   
REMARK 280  0.0375 M IMIDAZOLE, 0.0375 M BORIC ACID, 3% XYLITOL, PH 7.0,        
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       38.59250            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, 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 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     HIS A   216                                                      
REMARK 465     HIS A   217                                                      
REMARK 465     HIS A   218                                                      
REMARK 465     HIS A   219                                                      
REMARK 465     HIS A   220                                                      
REMARK 465     HIS A   221                                                      
REMARK 465     GLY A   222                                                      
REMARK 465     GLY A   687                                                      
REMARK 465     SER A   688                                                      
REMARK 465     ALA A   689                                                      
REMARK 465     ASP A   690                                                      
REMARK 465     LYS A   691                                                      
REMARK 465     ASN A   692                                                      
REMARK 465     SER A   693                                                      
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   OH   TYR A   682     O    ALA A   697              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   NZ   LYS A   701     OE1  GLN A   721     1455     2.16            
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    ASP A 240   CB  -  CG  -  OD2 ANGL. DEV. =   6.3 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 279     -107.83   -135.01                                   
REMARK 500    LYS A 358       59.87    -91.63                                   
REMARK 500    ASN A 377       42.86     70.14                                   
REMARK 500    ASN A 379     -138.20   -144.05                                   
REMARK 500    ASP A 411     -101.40     64.22                                   
REMARK 500    GLN A 469      -18.00     76.20                                   
REMARK 500    GLN A 480      -10.21   -141.98                                   
REMARK 500    PHE A 489       75.24   -114.62                                   
REMARK 500    ASP A 525      102.88   -168.73                                   
REMARK 500    CYS A 564       15.47     80.59                                   
REMARK 500    ASP A 634      101.27   -160.09                                   
REMARK 500    GLN A 649     -117.65     50.54                                   
REMARK 500    SER A 678      -70.45   -113.28                                   
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                              MN A1001  MN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 SER A 242   OG                                                     
REMARK 620 2 SER A 244   OG   97.1                                              
REMARK 620 3 THR A 317   OG1  81.6 177.0                                        
REMARK 620 4 HOH A1002   O   100.1  90.7  92.2                                  
REMARK 620 5 HOH A1003   O   167.1  90.4  90.4  90.2                            
REMARK 620 6 MLI A1004   O8   81.3  84.2  92.9 174.9  89.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2I6S   RELATED DB: PDB                                   
DBREF  2I6Q A  224   732  UNP    P06681   CO2_HUMAN      242    752             
SEQADV 2I6Q HIS A  216  UNP  P06681              EXPRESSION TAG                 
SEQADV 2I6Q HIS A  217  UNP  P06681              EXPRESSION TAG                 
SEQADV 2I6Q HIS A  218  UNP  P06681              EXPRESSION TAG                 
SEQADV 2I6Q HIS A  219  UNP  P06681              EXPRESSION TAG                 
SEQADV 2I6Q HIS A  220  UNP  P06681              EXPRESSION TAG                 
SEQADV 2I6Q HIS A  221  UNP  P06681              EXPRESSION TAG                 
SEQADV 2I6Q GLY A  222  UNP  P06681              CLONING ARTIFACT               
SEQADV 2I6Q SER A  223  UNP  P06681              CLONING ARTIFACT               
SEQRES   1 A  517  HIS HIS HIS HIS HIS HIS GLY SER LYS ILE GLN ILE GLN          
SEQRES   2 A  517  ARG SER GLY HIS LEU ASN LEU TYR LEU LEU LEU ASP CYS          
SEQRES   3 A  517  SER GLN SER VAL SER GLU ASN ASP PHE LEU ILE PHE LYS          
SEQRES   4 A  517  GLU SER ALA SER LEU MET VAL ASP ARG ILE PHE SER PHE          
SEQRES   5 A  517  GLU ILE ASN VAL SER VAL ALA ILE ILE THR PHE ALA SER          
SEQRES   6 A  517  GLU PRO LYS VAL LEU MET SER VAL LEU ASN ASP ASN SER          
SEQRES   7 A  517  ARG ASP MET THR GLU VAL ILE SER SER LEU GLU ASN ALA          
SEQRES   8 A  517  ASN TYR LYS ASP HIS GLU ASN GLY THR GLY THR ASN THR          
SEQRES   9 A  517  TYR ALA ALA LEU ASN SER VAL TYR LEU MET MET ASN ASN          
SEQRES  10 A  517  GLN MET ARG LEU LEU GLY MET GLU THR MET ALA TRP GLN          
SEQRES  11 A  517  GLU ILE ARG HIS ALA ILE ILE LEU LEU THR ASP GLY LYS          
SEQRES  12 A  517  SER ASN MET GLY GLY SER PRO LYS THR ALA VAL ASP HIS          
SEQRES  13 A  517  ILE ARG GLU ILE LEU ASN ILE ASN GLN LYS ARG ASN ASP          
SEQRES  14 A  517  TYR LEU ASP ILE TYR ALA ILE GLY VAL GLY LYS LEU ASP          
SEQRES  15 A  517  VAL ASP TRP ARG GLU LEU ASN GLU LEU GLY SER LYS LYS          
SEQRES  16 A  517  ASP GLY GLU ARG HIS ALA PHE ILE LEU GLN ASP THR LYS          
SEQRES  17 A  517  ALA LEU HIS GLN VAL PHE GLU HIS MET LEU ASP VAL SER          
SEQRES  18 A  517  LYS LEU THR ASP THR ILE CYS GLY VAL GLY ASN MET SER          
SEQRES  19 A  517  ALA ASN ALA SER ASP GLN GLU ARG THR PRO TRP HIS VAL          
SEQRES  20 A  517  THR ILE LYS PRO LYS SER GLN GLU THR CYS ARG GLY ALA          
SEQRES  21 A  517  LEU ILE SER ASP GLN TRP VAL LEU THR ALA ALA HIS CYS          
SEQRES  22 A  517  PHE ARG ASP GLY ASN ASP HIS SER LEU TRP ARG VAL ASN          
SEQRES  23 A  517  VAL GLY ASP PRO LYS SER GLN TRP GLY LYS GLU PHE LEU          
SEQRES  24 A  517  ILE GLU LYS ALA VAL ILE SER PRO GLY PHE ASP VAL PHE          
SEQRES  25 A  517  ALA LYS LYS ASN GLN GLY ILE LEU GLU PHE TYR GLY ASP          
SEQRES  26 A  517  ASP ILE ALA LEU LEU LYS LEU ALA GLN LYS VAL LYS MET          
SEQRES  27 A  517  SER THR HIS ALA ARG PRO ILE CYS LEU PRO CYS THR MET          
SEQRES  28 A  517  GLU ALA ASN LEU ALA LEU ARG ARG PRO GLN GLY SER THR          
SEQRES  29 A  517  CYS ARG ASP HIS GLU ASN GLU LEU LEU ASN LYS GLN SER          
SEQRES  30 A  517  VAL PRO ALA HIS PHE VAL ALA LEU ASN GLY SER LYS LEU          
SEQRES  31 A  517  ASN ILE ASN LEU LYS MET GLY VAL GLU TRP THR SER CYS          
SEQRES  32 A  517  ALA GLU VAL VAL SER GLN GLU LYS THR MET PHE PRO ASN          
SEQRES  33 A  517  LEU THR ASP VAL ARG GLU VAL VAL THR ASP GLN PHE LEU          
SEQRES  34 A  517  CYS SER GLY THR GLN GLU ASP GLU SER PRO CYS LYS GLY          
SEQRES  35 A  517  GLU SER GLY GLY ALA VAL PHE LEU GLU ARG ARG PHE ARG          
SEQRES  36 A  517  PHE PHE GLN VAL GLY LEU VAL SER TRP GLY LEU TYR ASN          
SEQRES  37 A  517  PRO CYS LEU GLY SER ALA ASP LYS ASN SER ARG LYS ARG          
SEQRES  38 A  517  ALA PRO ARG SER LYS VAL PRO PRO PRO ARG ASP PHE HIS          
SEQRES  39 A  517  ILE ASN LEU PHE ARG MET GLN PRO TRP LEU ARG GLN HIS          
SEQRES  40 A  517  LEU GLY ASP VAL LEU ASN PHE LEU PRO LEU                      
MODRES 2I6Q ASN A  313  ASN  GLYCOSYLATION SITE                                 
MODRES 2I6Q ASN A  447  ASN  GLYCOSYLATION SITE                                 
MODRES 2I6Q ASN A  601  ASN  GLYCOSYLATION SITE                                 
HET    NAG  B   1      14                                                       
HET    NAG  B   2      14                                                       
HET    FUC  B   3      10                                                       
HET    NAG  C   1      14                                                       
HET    NAG  C   2      14                                                       
HET    BMA  C   3      11                                                       
HET    NAG  A1601      14                                                       
HET     MN  A1001       1                                                       
HET    MLI  A1004       7                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM     FUC ALPHA-L-FUCOPYRANOSE                                             
HETNAM     BMA BETA-D-MANNOPYRANOSE                                             
HETNAM      MN MANGANESE (II) ION                                               
HETNAM     MLI MALONATE ION                                                     
HETSYN     NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-           
HETSYN   2 NAG  D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO-          
HETSYN   3 NAG  2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE                         
HETSYN     FUC ALPHA-L-FUCOSE; 6-DEOXY-ALPHA-L-GALACTOPYRANOSE; L-              
HETSYN   2 FUC  FUCOSE; FUCOSE                                                  
HETSYN     BMA BETA-D-MANNOSE; D-MANNOSE; MANNOSE                               
FORMUL   2  NAG    5(C8 H15 N O6)                                               
FORMUL   2  FUC    C6 H12 O5                                                    
FORMUL   3  BMA    C6 H12 O6                                                    
FORMUL   5   MN    MN 2+                                                        
FORMUL   6  MLI    C3 H2 O4 2-                                                  
FORMUL   7  HOH   *133(H2 O)                                                    
HELIX    1   1 SER A  246  PHE A  265  1                                  20    
HELIX    2   2 SER A  266  GLU A  268  5                                   3    
HELIX    3   3 ASN A  290  ARG A  294  5                                   5    
HELIX    4   4 ASP A  295  ALA A  306  1                                  12    
HELIX    5   5 ASN A  307  GLU A  312  5                                   6    
HELIX    6   6 ASN A  318  GLY A  338  1                                  21    
HELIX    7   7 THR A  341  GLU A  346  1                                   6    
HELIX    8   8 SER A  364  ASN A  377  1                                  14    
HELIX    9   9 GLN A  380  ASP A  384  5                                   5    
HELIX   10  10 ASP A  399  GLY A  407  1                                   9    
HELIX   11  11 ASP A  421  MET A  432  1                                  12    
HELIX   12  12 SER A  453  THR A  458  1                                   6    
HELIX   13  13 ALA A  485  PHE A  489  5                                   5    
HELIX   14  14 ASP A  494  TRP A  498  5                                   5    
HELIX   15  15 LYS A  529  GLY A  533  5                                   5    
HELIX   16  16 THR A  565  LEU A  572  1                                   8    
HELIX   17  17 THR A  579  LEU A  588  1                                  10    
HELIX   18  18 GLY A  612  GLU A  620  1                                   9    
HELIX   19  19 VAL A  621  GLU A  625  5                                   5    
HELIX   20  20 ASP A  634  VAL A  638  5                                   5    
HELIX   21  21 CYS A  655  SER A  659  5                                   5    
HELIX   22  22 MET A  715  GLY A  724  1                                  10    
SHEET    1   A 2 ILE A 225  GLN A 226  0                                        
SHEET    2   A 2 LEU A 433  ASP A 434  1  O  ASP A 434   N  ILE A 225           
SHEET    1   B 6 PRO A 282  MET A 286  0                                        
SHEET    2   B 6 VAL A 271  PHE A 278 -1  N  ILE A 275   O  LEU A 285           
SHEET    3   B 6 HIS A 232  ASP A 240  1  N  LEU A 239   O  ILE A 276           
SHEET    4   B 6 ILE A 347  LEU A 354  1  O  ARG A 348   N  HIS A 232           
SHEET    5   B 6 LEU A 386  VAL A 393  1  O  ASP A 387   N  ILE A 351           
SHEET    6   B 6 ALA A 416  LEU A 419  1  O  LEU A 419   N  GLY A 392           
SHEET    1   C 7 LYS A 511  PHE A 513  0                                        
SHEET    2   C 7 ARG A 499  VAL A 502 -1  N  VAL A 500   O  PHE A 513           
SHEET    3   C 7 HIS A 461  LYS A 465 -1  N  LYS A 465   O  ARG A 499           
SHEET    4   C 7 CYS A 472  LEU A 476 -1  O  CYS A 472   N  ILE A 464           
SHEET    5   C 7 TRP A 481  THR A 484 -1  O  LEU A 483   N  ALA A 475           
SHEET    6   C 7 ALA A 543  LEU A 547 -1  O  LEU A 545   N  VAL A 482           
SHEET    7   C 7 ILE A 515  ILE A 520 -1  N  GLU A 516   O  LYS A 546           
SHEET    1   D 6 LYS A 604  LYS A 610  0                                        
SHEET    2   D 6 SER A 592  VAL A 598 -1  N  VAL A 593   O  LEU A 609           
SHEET    3   D 6 ALA A 662  ARG A 667 -1  O  PHE A 664   N  HIS A 596           
SHEET    4   D 6 ARG A 670  GLY A 680 -1  O  PHE A 672   N  LEU A 665           
SHEET    5   D 6 ASP A 707  ASN A 711 -1  O  PHE A 708   N  TRP A 679           
SHEET    6   D 6 PHE A 643  SER A 646 -1  N  LEU A 644   O  HIS A 709           
SSBOND   1 CYS A  443    CYS A  561                          1555   1555  2.05  
SSBOND   2 CYS A  472    CYS A  488                          1555   1555  2.03  
SSBOND   3 CYS A  564    CYS A  580                          1555   1555  2.04  
SSBOND   4 CYS A  618    CYS A  645                          1555   1555  2.04  
SSBOND   5 CYS A  655    CYS A  685                          1555   1555  2.03  
LINK         ND2 ASN A 313                 C1  NAG B   1     1555   1555  1.44  
LINK         ND2 ASN A 447                 C1  NAG C   1     1555   1555  1.44  
LINK         ND2 ASN A 601                 C1  NAG A1601     1555   1555  1.44  
LINK         O4  NAG B   1                 C1  NAG B   2     1555   1555  1.44  
LINK         O6  NAG B   1                 C1  FUC B   3     1555   1555  1.44  
LINK         O4  NAG C   1                 C1  NAG C   2     1555   1555  1.44  
LINK         O4  NAG C   2                 C1  BMA C   3     1555   1555  1.44  
LINK         OG  SER A 242                MN    MN A1001     1555   1555  2.16  
LINK         OG  SER A 244                MN    MN A1001     1555   1555  2.18  
LINK         OG1 THR A 317                MN    MN A1001     1555   1555  2.17  
LINK        MN    MN A1001                 O   HOH A1002     1555   1555  2.14  
LINK        MN    MN A1001                 O   HOH A1003     1555   1555  1.96  
LINK        MN    MN A1001                 O8  MLI A1004     1555   1555  2.16  
CISPEP   1 VAL A  702    PRO A  703          0        -9.55                     
CRYST1   51.482   77.185   70.858  90.00 109.55  90.00 P 1 21 1      2          
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      0.019424  0.000000  0.006897        0.00000                         
SCALE2      0.000000  0.012956  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014976        0.00000