PDB Short entry for 2XRI
HEADER    HYDROLASE                               15-SEP-10   2XRI              
TITLE     CRYSTAL STRUCTURE OF HUMAN ERI1 EXORIBONUCLEASE 3                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ERI1 EXORIBONUCLEASE 3;                                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: RESIDUES 137-337;                                          
COMPND   5 SYNONYM: PRION PROTEIN-INTERACTING PROTEIN, PRION INTERACTOR 1;      
COMPND   6 EC: 3.1.-.-;                                                         
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VARIANT: R3 PRARE;                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PNIC-BSA4                                 
KEYWDS    HYDROLASE, METAL BINDING                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.WELIN,M.I.SIPONEN,C.H.ARROWSMITH,H.BERGLUND,C.BOUNTRA,R.COLLINS,    
AUTHOR   2 A.M.EDWARDS,S.FLODIN,A.FLORES,S.GRASLUND,M.HAMMARSTROM,I.JOHANSSON,  
AUTHOR   3 T.KARLBERG,S.KOL,T.KOTENYOVA,E.KOUZNETSOVA,M.MOCHE,T.NYMAN,          
AUTHOR   4 C.PERSSON,H.SCHULER,P.SCHUTZ,A.G.THORSELL,L.TRESAUGUES,              
AUTHOR   5 S.VAN DER BERG,E.WAHLBERG,J.WEIGELT,P.NORDLUND,                      
AUTHOR   6 STRUCTURAL GENOMICS CONSORTIUM                                       
REVDAT   3   27-NOV-13 2XRI    1       SOURCE REMARK VERSN  HETSYN              
REVDAT   2   13-OCT-10 2XRI    1       AUTHOR                                   
REVDAT   1   29-SEP-10 2XRI    0                                                
JRNL        AUTH   M.WELIN,M.I.SIPONEN,C.H.ARROWSMITH,H.BERGLUND,C.BOUNTRA,     
JRNL        AUTH 2 R.COLLINS,A.M.EDWARDS,S.FLODIN,A.FLORES,S.GRASLUND,          
JRNL        AUTH 3 M.HAMMARSTROM,I.JOHANSSON,T.KARLBERG,S.KOL,T.KOTENYOVA,      
JRNL        AUTH 4 E.KOUZNETSOVA,M.MOCHE,T.NYMAN,C.PERSSON,H.SCHULER,P.SCHUTZ,  
JRNL        AUTH 5 A.G.THORSELL,L.TRESAUGUES,S.VAN DER BERG,E.WAHLBERG,         
JRNL        AUTH 6 J.WEIGELT,P.NORDLUND                                         
JRNL        TITL   CRYSTAL STRUCTURE OF HUMAN ERI1 EXORIBONUCLEASE 3            
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.15 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.15                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 43.49                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NONE                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.00                         
REMARK   3   NUMBER OF REFLECTIONS             : 12235                          
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) : 0.17674                         
REMARK   3   R VALUE            (WORKING SET) : 0.17497                         
REMARK   3   FREE R VALUE                     : 0.21014                         
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.0                             
REMARK   3   FREE R VALUE TEST SET COUNT      : 644                             
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) : 2.150                        
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.206                        
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 875                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.00                       
REMARK   3   BIN R VALUE           (WORKING SET) : 0.199                        
REMARK   3   BIN FREE R VALUE SET COUNT          : 46                           
REMARK   3   BIN FREE R VALUE                    : 0.249                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1665                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 7                                       
REMARK   3   SOLVENT ATOMS            : 104                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 24.2                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 18.890                         
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.01                                                
REMARK   3    B22 (A**2) : 1.03                                                 
REMARK   3    B33 (A**2) : -1.01                                                
REMARK   3    B12 (A**2) : 0.00                                                 
REMARK   3    B13 (A**2) : 0.00                                                 
REMARK   3    B23 (A**2) : 0.00                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.225         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.175         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.121         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.134         
REMARK   3                                                                      
REMARK   3  CORRELATION COEFFICIENTS.                                           
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.951                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.933                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1716 ; 0.011 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1180 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2322 ; 1.183 ; 1.962       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  2890 ; 0.858 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   204 ; 6.743 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    78 ;36.278 ;24.872       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   300 ;12.230 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     5 ;17.910 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   248 ; 0.069 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1863 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   334 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   301 ; 0.204 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1147 ; 0.171 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   806 ; 0.180 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):   819 ; 0.084 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    95 ; 0.163 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     1 ; 0.051 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    12 ; 0.150 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    36 ; 0.286 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     6 ; 0.132 ; 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):  1340 ; 0.743 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   410 ; 0.125 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1671 ; 0.851 ; 2.000       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   827 ; 1.609 ; 3.000       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   651 ; 2.047 ; 4.500       
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  : 1                                          
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   130        A   336                          
REMARK   3    ORIGIN FOR THE GROUP (A):  13.9803  12.7294 -19.0152              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.0941 T22:  -0.0859                                     
REMARK   3      T33:  -0.0636 T12:   0.0050                                     
REMARK   3      T13:   0.0056 T23:   0.0050                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.1828 L22:   1.3032                                     
REMARK   3      L33:   3.2473 L12:  -0.1519                                     
REMARK   3      L13:  -1.2247 L23:   0.2991                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0732 S12:  -0.0861 S13:  -0.0818                       
REMARK   3      S21:  -0.0400 S22:  -0.0033 S23:  -0.1825                       
REMARK   3      S31:   0.1775 S32:   0.1615 S33:   0.0765                       
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. ATOM RECORD CONTAINS SUM OF TLS AND RESIDUAL B           
REMARK   3  FACTORS. ANISOU RECORD CONTAINS SUM OF TLS AND RESIDUAL U FACTORS.  
REMARK   4                                                                      
REMARK   4 2XRI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 16-SEP-10.                  
REMARK 100 THE PDBE ID CODE IS EBI-45387.                                       
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-DEC-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID29                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97908                            
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC (QUANTUM 315R)                
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 12879                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.15                               
REMARK 200  RESOLUTION RANGE LOW       (A) : 43.50                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.0                                
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY                : 12.6                               
REMARK 200  R MERGE                    (I) : 0.11                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.10                              
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.15                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.30                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 13.5                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.48                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.30                               
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 1W0H                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.9                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M TRIS PH 8.5 20% PEG                 
REMARK 280  MONOMETHYL ETHER 2000 0.2M TRIMETHYLAMINE N-OXIDE                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X,Y,-Z                                                 
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z+1/2                                     
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       34.36000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       38.45000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       43.49000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       34.36000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       38.45000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       43.49000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       34.36000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       38.45000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       43.49000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       34.36000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       38.45000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       43.49000            
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 A2051   LIES ON A SPECIAL POSITION.                         
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   114                                                      
REMARK 465     HIS A   115                                                      
REMARK 465     HIS A   116                                                      
REMARK 465     HIS A   117                                                      
REMARK 465     HIS A   118                                                      
REMARK 465     HIS A   119                                                      
REMARK 465     HIS A   120                                                      
REMARK 465     SER A   121                                                      
REMARK 465     SER A   122                                                      
REMARK 465     GLY A   123                                                      
REMARK 465     VAL A   124                                                      
REMARK 465     ASP A   125                                                      
REMARK 465     LEU A   126                                                      
REMARK 465     GLY A   127                                                      
REMARK 465     THR A   128                                                      
REMARK 465     GLU A   129                                                      
REMARK 465     PRO A   158                                                      
REMARK 465     PHE A   337                                                      
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   OE1  GLN A   214     O    HOH A  2054              2.12            
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    VAL A 252      -56.03   -125.02                                   
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                              MG A1337  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 150   OD2                                                    
REMARK 620 2 GLU A 152   OE2 111.8                                              
REMARK 620 3 ASP A 312   OD2  98.1 122.9                                        
REMARK 620 4 HOH A2020   O   112.6  95.0 117.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE  MG A1337                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1338                 
DBREF  2XRI A  137   337  UNP    O43414   ERI3_HUMAN     137    337             
SEQADV 2XRI MET A  114  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI HIS A  115  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI HIS A  116  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI HIS A  117  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI HIS A  118  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI HIS A  119  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI HIS A  120  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI SER A  121  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI SER A  122  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI GLY A  123  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI VAL A  124  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI ASP A  125  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI LEU A  126  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI GLY A  127  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI THR A  128  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI GLU A  129  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI ASN A  130  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI LEU A  131  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI TYR A  132  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI PHE A  133  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI GLN A  134  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI SER A  135  UNP  O43414              EXPRESSION TAG                 
SEQADV 2XRI MET A  136  UNP  O43414              EXPRESSION TAG                 
SEQRES   1 A  224  MET HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU          
SEQRES   2 A  224  GLY THR GLU ASN LEU TYR PHE GLN SER MET SER PHE PRO          
SEQRES   3 A  224  PRO GLN ARG TYR HIS TYR PHE LEU VAL LEU ASP PHE GLU          
SEQRES   4 A  224  ALA THR CYS ASP LYS PRO GLN ILE HIS PRO GLN GLU ILE          
SEQRES   5 A  224  ILE GLU PHE PRO ILE LEU LYS LEU ASN GLY ARG THR MET          
SEQRES   6 A  224  GLU ILE GLU SER THR PHE HIS MET TYR VAL GLN PRO VAL          
SEQRES   7 A  224  VAL HIS PRO GLN LEU THR PRO PHE CYS THR GLU LEU THR          
SEQRES   8 A  224  GLY ILE ILE GLN ALA MET VAL ASP GLY GLN PRO SER LEU          
SEQRES   9 A  224  GLN GLN VAL LEU GLU ARG VAL ASP GLU TRP MET ALA LYS          
SEQRES  10 A  224  GLU GLY LEU LEU ASP PRO ASN VAL LYS SER ILE PHE VAL          
SEQRES  11 A  224  THR CYS GLY ASP TRP ASP LEU LYS VAL MET LEU PRO GLY          
SEQRES  12 A  224  GLN CYS GLN TYR LEU GLY LEU PRO VAL ALA ASP TYR PHE          
SEQRES  13 A  224  LYS GLN TRP ILE ASN LEU LYS LYS ALA TYR SER PHE ALA          
SEQRES  14 A  224  MET GLY CYS TRP PRO LYS ASN GLY LEU LEU ASP MET ASN          
SEQRES  15 A  224  LYS GLY LEU SER LEU GLN HIS ILE GLY ARG PRO HIS SER          
SEQRES  16 A  224  GLY ILE ASP ASP CYS LYS ASN ILE ALA ASN ILE MET LYS          
SEQRES  17 A  224  THR LEU ALA TYR ARG GLY PHE ILE PHE LYS GLN THR SER          
SEQRES  18 A  224  LYS PRO PHE                                                  
HET     MG  A1337       1                                                       
HET    GOL  A1338       6                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2   MG    MG 2+                                                        
FORMUL   3  GOL    C3 H8 O3                                                     
FORMUL   4  HOH   *104(H2 O)                                                    
HELIX    1   1 ASN A  130  GLN A  134  5                                   5    
HELIX    2   2 THR A  197  GLY A  205  1                                   9    
HELIX    3   3 ILE A  207  ASP A  212  1                                   6    
HELIX    4   4 SER A  216  GLU A  231  1                                  16    
HELIX    5   5 ASP A  247  VAL A  252  1                                   6    
HELIX    6   6 VAL A  252  GLY A  262  1                                  11    
HELIX    7   7 ALA A  266  LYS A  270  5                                   5    
HELIX    8   8 LEU A  275  GLY A  284  1                                  10    
HELIX    9   9 GLY A  290  LEU A  298  1                                   9    
HELIX   10  10 SER A  308  ARG A  326  1                                  19    
SHEET    1  AA 2 GLU A 152  ALA A 153  0                                        
SHEET    2  AA 2 ILE A 165  ASN A 174 -1  N  ILE A 166   O  GLU A 152           
SHEET    1  AB 2 ILE A 180  TYR A 187  0                                        
SHEET    2  AB 2 ILE A 165  ASN A 174 -1  O  PHE A 168   N  MET A 186           
SHEET    1  AC 5 TRP A 272  ASN A 274  0                                        
SHEET    2  AC 5 SER A 240  THR A 244  1  O  PHE A 242   N  ILE A 273           
SHEET    3  AC 5 TYR A 145  LEU A 149  1  O  TYR A 145   N  ILE A 241           
SHEET    4  AC 5 ILE A 165  ASN A 174 -1  O  LEU A 171   N  VAL A 148           
SHEET    5  AC 5 ILE A 180  TYR A 187 -1  N  GLU A 181   O  LYS A 172           
SHEET    1  AD 5 TRP A 272  ASN A 274  0                                        
SHEET    2  AD 5 SER A 240  THR A 244  1  O  PHE A 242   N  ILE A 273           
SHEET    3  AD 5 TYR A 145  LEU A 149  1  O  TYR A 145   N  ILE A 241           
SHEET    4  AD 5 ILE A 165  ASN A 174 -1  O  LEU A 171   N  VAL A 148           
SHEET    5  AD 5 GLU A 152  ALA A 153 -1  O  GLU A 152   N  ILE A 166           
LINK        MG    MG A1337                 OD2 ASP A 150     1555   1555  1.94  
LINK        MG    MG A1337                 OE2 GLU A 152     1555   1555  2.18  
LINK        MG    MG A1337                 OD2 ASP A 312     1555   1555  2.37  
LINK        MG    MG A1337                 O   HOH A2020     1555   1555  2.53  
CISPEP   1 HIS A  161    PRO A  162          0        -4.21                     
SITE     1 AC1  5 ASP A 150  PHE A 151  GLU A 152  ASP A 312                    
SITE     2 AC1  5 HOH A2020                                                     
SITE     1 AC2  5 GLU A 152  ALA A 153  CYS A 155  GLN A 163                    
SITE     2 AC2  5 LEU A 203                                                     
CRYST1   68.720   76.900   86.980  90.00  90.00  90.00 I 2 2 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      0.014552  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013004  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011497        0.00000