HEADER    TRANSFERASE                             17-JUL-09   3ICM              
TITLE     TRYPANOSOMA CRUZI FARNESYL DIPHOSPHATE SYNTHASE HOMODIMER IN COMPLEX  
TITLE    2 WITH ISOPENTENYL PYROPHOSPHATE, MG2+ AND 1-(2-HYDROXY-2,2-BIS-       
TITLE    3 PHOSPHONO-ETHYL)-3-PHENYL-PYRIDINIUM                                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FARNESYL PYROPHOSPHATE SYNTHASE;                           
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 2.5.1.10;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: TRYPANOSOMA CRUZI;                              
SOURCE   3 ORGANISM_TAXID: 5693;                                                
SOURCE   4 GENE: FPPS;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET28                                     
KEYWDS    FARNESYL DIPHOSPHATE SYNTHASE, FPPS, BISPHOSPHONATE, ZOLEDRONATE,     
KEYWDS   2 RISEDRONATE, MINODRONATE, CHAGAS DISEASE, ISOPRENE BIOSYNTHESIS,     
KEYWDS   3 TRANSFERASE                                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.M.AMZEL,C.H.HUANG,S.B.GABELLI,E.OLDFIELD                            
REVDAT   4   21-FEB-24 3ICM    1       REMARK LINK                              
REVDAT   3   01-NOV-17 3ICM    1       REMARK                                   
REVDAT   2   17-APR-13 3ICM    1       HET    HETATM HETNAM VERSN               
REVDAT   1   09-FEB-10 3ICM    0                                                
JRNL        AUTH   C.H.HUANG,S.B.GABELLI,E.OLDFIELD,L.M.AMZEL                   
JRNL        TITL   BINDING OF NITROGEN-CONTAINING BISPHOSPHONATES (N-BPS) TO    
JRNL        TITL 2 THE TRYPANOSOMA CRUZI FARNESYL DIPHOSPHATE SYNTHASE          
JRNL        TITL 3 HOMODIMER.                                                   
JRNL        REF    PROTEINS                      V.  78   888 2010              
JRNL        REFN                   ISSN 0887-3585                               
JRNL        PMID   19876942                                                     
JRNL        DOI    10.1002/PROT.22614                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 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) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 40.05                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 21540                          
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) : 0.190                           
REMARK   3   R VALUE            (WORKING SET) : 0.186                           
REMARK   3   FREE R VALUE                     : 0.254                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1077                            
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) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.26                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1482                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2000                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 63                           
REMARK   3   BIN FREE R VALUE                    : 0.3280                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2891                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 45                                      
REMARK   3   SOLVENT ATOMS            : 296                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 33.59                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.18000                                              
REMARK   3    B22 (A**2) : 0.18000                                              
REMARK   3    B33 (A**2) : -0.27000                                             
REMARK   3    B12 (A**2) : 0.09000                                              
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): 0.273         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.226         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.158         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.153         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.951                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.917                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2997 ; 0.020 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4066 ; 1.814 ; 1.967       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   361 ; 5.644 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   137 ;40.679 ;24.307       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   513 ;16.174 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    15 ;19.717 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   446 ; 0.132 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2247 ; 0.008 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1613 ; 0.235 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2110 ; 0.306 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   243 ; 0.233 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     1 ; 0.092 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    85 ; 0.242 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    28 ; 0.329 ; 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):  1866 ; 1.176 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2912 ; 1.719 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1323 ; 2.872 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1154 ; 4.282 ; 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  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
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 3ICM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-JUL-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000054243.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 31-OCT-05                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.6                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : NSLS                               
REMARK 200  BEAMLINE                       : X29A                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.1                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK, HKL-2000                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 27660                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : 10.30                              
REMARK 200  R MERGE                    (I) : 0.75000                            
REMARK 200  R SYM                      (I) : 0.75000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.07                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.43000                            
REMARK 200  R SYM FOR SHELL            (I) : 0.43000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
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   (%): 47.63                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, 200MM AMMONIUM SULFATE, PH     
REMARK 280  4.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      131.40967            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      262.81933            
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      197.11450            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      328.52417            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       65.70483            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      131.40967            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000      262.81933            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000      328.52417            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000      197.11450            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       65.70483            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 8260 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 27460 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -124.0 KCAL/MOL                       
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 350   BIOMT1   2  0.500000 -0.866025  0.000000       29.16750            
REMARK 350   BIOMT2   2 -0.866025 -0.500000  0.000000       50.51959            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      328.52417            
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 605  LIES ON A SPECIAL POSITION.                          
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   O4   SO4 A   371     O    HOH A   502              1.65            
REMARK 500   O    HOH A   369     O    HOH A   630              1.78            
REMARK 500   O    HOH A   386     O    HOH A   609              1.95            
REMARK 500   OE2  GLU A    13     O    HOH A   649              2.03            
REMARK 500   OE1  GLN A   157     O    HOH A   647              2.10            
REMARK 500   O    HOH A   479     O    HOH A   648              2.11            
REMARK 500   OE1  GLU A   231     O    HOH A   634              2.18            
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   426     O    HOH A   426    10665     1.31            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A 107   NE  -  CZ  -  NH1 ANGL. DEV. =   4.9 DEGREES          
REMARK 500    ARG A 107   NE  -  CZ  -  NH2 ANGL. DEV. =  -7.7 DEGREES          
REMARK 500    ARG A 108   NE  -  CZ  -  NH1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500    ARG A 108   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 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    VAL A 119      -75.45   -108.92                                   
REMARK 500    THR A 120      161.19     67.28                                   
REMARK 500    ASP A 181      107.04   -168.56                                   
REMARK 500    TYR A 213      -51.88   -121.24                                   
REMARK 500    LYS A 284      -14.49   -142.68                                   
REMARK 500    GLN A 318       27.07    -69.61                                   
REMARK 500    ALA A 319      -19.91   -143.76                                   
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 A 401  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  98   OD2                                                    
REMARK 620 2 ASP A 102   OD2  89.8                                              
REMARK 620 3 P2H A 363   O11  90.8 168.7                                        
REMARK 620 4 P2H A 363   O15  90.5  81.2  87.5                                  
REMARK 620 5 HOH A 492   O   178.4  91.5  88.1  90.7                            
REMARK 620 6 HOH A 565   O    85.0  95.3  95.9 174.3  93.9                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 403  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  98   OD1                                                    
REMARK 620 2 ASP A 102   OD2  83.4                                              
REMARK 620 3 P2H A 363   O15  99.7  79.1                                        
REMARK 620 4 HOH A 364   O   175.9  93.1  81.6                                  
REMARK 620 5 HOH A 365   O    94.8 175.6  97.3  88.9                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 402  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 250   OD2                                                    
REMARK 620 2 P2H A 363   O12  97.5                                              
REMARK 620 3 P2H A 363   O17  96.2  91.4                                        
REMARK 620 4 HOH A 366   O    88.5 172.7  84.0                                  
REMARK 620 5 HOH A 367   O   170.0  90.0  90.1  84.4                            
REMARK 620 6 HOH A 368   O    93.6  90.9 169.6  92.7  79.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE P2H A 363                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 371                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IPE A 900                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 402                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 403                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3IBA   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3ICK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1YHL   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1YKM   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 1YHK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3ICN   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3ICZ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3ID0   RELATED DB: PDB                                   
DBREF  3ICM A    1   362  UNP    Q95WL3   Q95WL3_TRYCR     1    362             
SEQRES   1 A  362  MET ALA SER MET GLU ARG PHE LEU SER VAL TYR ASP GLU          
SEQRES   2 A  362  VAL GLN ALA PHE LEU LEU ASP GLN LEU GLN SER LYS TYR          
SEQRES   3 A  362  GLU ILE ASP PRO ASN ARG ALA ARG TYR LEU ARG ILE MET          
SEQRES   4 A  362  MET ASP THR THR CYS LEU GLY GLY LYS TYR PHE ARG GLY          
SEQRES   5 A  362  MET THR VAL VAL ASN VAL ALA GLU GLY PHE LEU ALA VAL          
SEQRES   6 A  362  THR GLN HIS ASP GLU ALA THR LYS GLU ARG ILE LEU HIS          
SEQRES   7 A  362  ASP ALA CYS VAL GLY GLY TRP MET ILE GLU PHE LEU GLN          
SEQRES   8 A  362  ALA HIS TYR LEU VAL GLU ASP ASP ILE MET ASP GLY SER          
SEQRES   9 A  362  VAL MET ARG ARG GLY LYS PRO CYS TRP TYR ARG PHE PRO          
SEQRES  10 A  362  GLY VAL THR THR GLN CYS ALA ILE ASN ASP GLY ILE ILE          
SEQRES  11 A  362  LEU LYS SER TRP THR GLN ILE MET ALA TRP HIS TYR PHE          
SEQRES  12 A  362  ALA ASP ARG PRO PHE LEU LYS ASP LEU LEU CYS LEU PHE          
SEQRES  13 A  362  GLN LYS VAL ASP TYR ALA THR ALA VAL GLY GLN MET TYR          
SEQRES  14 A  362  ASP VAL THR SER MET CYS ASP SER ASN LYS LEU ASP PRO          
SEQRES  15 A  362  GLU VAL ALA GLN PRO MET THR THR ASP PHE ALA GLU PHE          
SEQRES  16 A  362  THR PRO ALA ILE TYR LYS ARG ILE VAL LYS TYR LYS THR          
SEQRES  17 A  362  THR PHE TYR THR TYR LEU LEU PRO LEU VAL MET GLY LEU          
SEQRES  18 A  362  PHE VAL SER GLU ALA ALA ALA SER VAL GLU MET ASN LEU          
SEQRES  19 A  362  VAL GLU ARG VAL ALA HIS LEU ILE GLY GLU TYR PHE GLN          
SEQRES  20 A  362  VAL GLN ASP ASP VAL MET ASP CYS PHE THR PRO PRO GLU          
SEQRES  21 A  362  GLN LEU GLY LYS VAL GLY THR ASP ILE GLU ASP ALA LYS          
SEQRES  22 A  362  CYS SER TRP LEU ALA VAL THR PHE LEU GLY LYS ALA ASN          
SEQRES  23 A  362  ALA ALA GLN VAL ALA GLU PHE LYS ALA ASN TYR GLY ASP          
SEQRES  24 A  362  LYS ASP PRO ALA LYS VAL ALA VAL VAL LYS ARG LEU TYR          
SEQRES  25 A  362  SER GLU ALA ASN LEU GLN ALA ASP PHE ALA ALA TYR GLU          
SEQRES  26 A  362  ALA GLU VAL VAL ARG GLU VAL GLU SER LEU ILE GLU GLN          
SEQRES  27 A  362  LEU LYS VAL LYS SER PRO THR PHE ALA GLU SER VAL ALA          
SEQRES  28 A  362  VAL VAL TRP GLU LYS THR HIS LYS ARG LYS LYS                  
HET    P2H  A 363      23                                                       
HET    SO4  A 371       5                                                       
HET    IPE  A 900      14                                                       
HET     MG  A 401       1                                                       
HET     MG  A 402       1                                                       
HET     MG  A 403       1                                                       
HETNAM     P2H 1-(2-HYDROXY-2,2-DIPHOSPHONOETHYL)-3-PHENYLPYRIDINIUM            
HETNAM     SO4 SULFATE ION                                                      
HETNAM     IPE 3-METHYLBUT-3-ENYL TRIHYDROGEN DIPHOSPHATE                       
HETNAM      MG MAGNESIUM ION                                                    
HETSYN     IPE ISOPENTENYL PYROPHOSPHATE                                        
FORMUL   2  P2H    C13 H16 N O7 P2 1+                                           
FORMUL   3  SO4    O4 S 2-                                                      
FORMUL   4  IPE    C5 H12 O7 P2                                                 
FORMUL   5   MG    3(MG 2+)                                                     
FORMUL   8  HOH   *296(H2 O)                                                    
HELIX    1   1 MET A    1  TYR A   26  1                                  26    
HELIX    2   2 ASP A   29  LEU A   45  1                                  17    
HELIX    3   3 TYR A   49  VAL A   65  1                                  17    
HELIX    4   4 ASP A   69  ASP A  102  1                                  34    
HELIX    5   5 TRP A  113  PHE A  116  5                                   4    
HELIX    6   6 VAL A  119  ALA A  144  1                                  26    
HELIX    7   7 PHE A  148  THR A  172  1                                  25    
HELIX    8   8 ASP A  176  LEU A  180  5                                   5    
HELIX    9   9 THR A  196  THR A  208  1                                  13    
HELIX   10  10 THR A  208  TYR A  213  1                                   6    
HELIX   11  11 TYR A  213  GLU A  225  1                                  13    
HELIX   12  12 ALA A  226  VAL A  230  5                                   5    
HELIX   13  13 GLU A  231  THR A  257  1                                  27    
HELIX   14  14 PRO A  258  GLY A  263  1                                   6    
HELIX   15  15 THR A  267  ALA A  272  1                                   6    
HELIX   16  16 SER A  275  LEU A  282  1                                   8    
HELIX   17  17 ASN A  286  TYR A  297  1                                  12    
HELIX   18  18 ASP A  301  ALA A  315  1                                  15    
HELIX   19  19 ASN A  316  VAL A  341  1                                  26    
HELIX   20  20 SER A  343  LYS A  359  1                                  17    
SHEET    1   A 2 MET A 106  ARG A 107  0                                        
SHEET    2   A 2 LYS A 110  PRO A 111 -1  O  LYS A 110   N  ARG A 107           
LINK         OD2 ASP A  98                MG    MG A 401     1555   1555  2.12  
LINK         OD1 ASP A  98                MG    MG A 403     1555   1555  2.14  
LINK         OD2 ASP A 102                MG    MG A 401     1555   1555  2.24  
LINK         OD2 ASP A 102                MG    MG A 403     1555   1555  2.24  
LINK         OD2 ASP A 250                MG    MG A 402     1555   1555  2.12  
LINK         O11 P2H A 363                MG    MG A 401     1555   1555  1.90  
LINK         O15 P2H A 363                MG    MG A 401     1555   1555  2.19  
LINK         O12 P2H A 363                MG    MG A 402     1555   1555  2.02  
LINK         O17 P2H A 363                MG    MG A 402     1555   1555  2.09  
LINK         O15 P2H A 363                MG    MG A 403     1555   1555  2.29  
LINK         O   HOH A 364                MG    MG A 403     1555   1555  2.42  
LINK         O   HOH A 365                MG    MG A 403     1555   1555  2.20  
LINK         O   HOH A 366                MG    MG A 402     1555   1555  2.24  
LINK         O   HOH A 367                MG    MG A 402     1555   1555  2.37  
LINK         O   HOH A 368                MG    MG A 402     1555   1555  2.23  
LINK        MG    MG A 401                 O   HOH A 492     1555   1555  2.18  
LINK        MG    MG A 401                 O   HOH A 565     1555   1555  2.02  
SITE     1 AC1 22 TYR A  94  ASP A  98  ASP A 102  ARG A 107                    
SITE     2 AC1 22 THR A 163  GLN A 167  LYS A 207  TYR A 211                    
SITE     3 AC1 22 ASP A 250  LYS A 264  HOH A 364  HOH A 365                    
SITE     4 AC1 22 HOH A 366  HOH A 368   MG A 401   MG A 402                    
SITE     5 AC1 22  MG A 403  HOH A 482  HOH A 492  HOH A 565                    
SITE     6 AC1 22 HOH A 613  IPE A 900                                          
SITE     1 AC2  7 GLY A  47  LYS A  48  TYR A  49  ARG A 108                    
SITE     2 AC2  7 HOH A 387  HOH A 502  HOH A 564                               
SITE     1 AC3 16 LYS A  48  ARG A  51  GLN A  91  ARG A 108                    
SITE     2 AC3 16 THR A 208  TYR A 211  THR A 212  PHE A 246                    
SITE     3 AC3 16 GLN A 247  ASP A 250  P2H A 363  HOH A 387                    
SITE     4 AC3 16 HOH A 462  HOH A 502  HOH A 564  HOH A 593                    
SITE     1 AC4  6 ASP A  98  ASP A 102  P2H A 363   MG A 403                    
SITE     2 AC4  6 HOH A 492  HOH A 565                                          
SITE     1 AC5  5 ASP A 250  P2H A 363  HOH A 366  HOH A 367                    
SITE     2 AC5  5 HOH A 368                                                     
SITE     1 AC6  6 ASP A  98  ASP A 102  P2H A 363  HOH A 364                    
SITE     2 AC6  6 HOH A 365   MG A 401                                          
CRYST1   58.335   58.335  394.229  90.00  90.00 120.00 P 61 2 2     12          
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      0.017142  0.009897  0.000000        0.00000                         
SCALE2      0.000000  0.019794  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.002537        0.00000