HEADER TRANSFERASE 25-JUN-98 1BJG TITLE D221(169)N MUTANT DOES NOT PROMOTE OPENING OF THE COFACTOR TITLE 2 IMIDAZOLIDINE RING COMPND MOL_ID: 1; COMPND 2 MOLECULE: THYMIDYLATE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 EC: 2.1.1.45; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 CELL_LINE: X2913; SOURCE 5 PLASMID: PTHYA-D169N KEYWDS TRANSFERASE, ACTIVE SITE MUTANT, REACTION INTERMEDIATE KEYWDS 2 METHYLTRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR C.R.SAGE,M.D.MICHELITSCH,J.FINER-MOORE,R.M.STROUD REVDAT 7 30-OCT-24 1BJG 1 REMARK REVDAT 6 03-APR-24 1BJG 1 REMARK REVDAT 5 03-NOV-21 1BJG 1 REMARK SEQADV LINK REVDAT 4 13-JUL-11 1BJG 1 VERSN REVDAT 3 24-FEB-09 1BJG 1 VERSN REVDAT 2 18-NOV-98 1BJG 3 SOURCE COMPND REMARK HETATM REVDAT 2 2 3 SEQADV JRNL KEYWDS SHEET REVDAT 2 3 3 MODRES REVDAT 1 04-NOV-98 1BJG 0 JRNL AUTH C.R.SAGE,M.D.MICHELITSCH,T.J.STOUT,D.BIERMANN,R.NISSEN, JRNL AUTH 2 J.FINER-MOORE,R.M.STROUD JRNL TITL D221 IN THYMIDYLATE SYNTHASE CONTROLS CONFORMATION CHANGE, JRNL TITL 2 AND THEREBY OPENING OF THE IMIDAZOLIDINE. JRNL REF BIOCHEMISTRY V. 37 13893 1998 JRNL REFN ISSN 0006-2960 JRNL PMID 9753479 JRNL DOI 10.1021/BI9810510 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.M.STROUD,J.S.FINER-MOORE REMARK 1 TITL STEREOCHEMISTRY OF A MULTISTEP/BIPARTITE METHYL TRANSFER REMARK 1 TITL 2 REACTION: THYMIDYLATE SYNTHASE REMARK 1 REF FASEB J. V. 7 671 1993 REMARK 1 REFN ISSN 0892-6638 REMARK 1 REFERENCE 2 REMARK 1 AUTH W.R.MONTFORT,K.M.PERRY,E.B.FAUMAN,J.S.FINER-MOORE,G.F.MALEY, REMARK 1 AUTH 2 L.HARDY,F.MALEY,R.M.STROUD REMARK 1 TITL STRUCTURE, MULTIPLE SITE BINDING, AND SEGMENTAL REMARK 1 TITL 2 ACCOMMODATION IN THYMIDYLATE SYNTHASE ON BINDING DUMP AND AN REMARK 1 TITL 3 ANTI-FOLATE REMARK 1 REF BIOCHEMISTRY V. 29 6964 1990 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 3 REMARK 1 AUTH W.R.MONTFORT,K.M.PERRY,E.B.FAUMAN,J.S.FINER-MOORE,G.F.MALEY, REMARK 1 AUTH 2 L.HARDY,F.MALEY,R.M.STROUD REMARK 1 TITL ERRATUM. STRUCTURE, MULTIPLE SITE BINDING, AND SEGMENTAL REMARK 1 TITL 2 ACCOMMODATION IN THYMIDYLATE SYNTHASE ON BINDING DUMP AND AN REMARK 1 TITL 3 ANTI-FOLATE REMARK 1 REF BIOCHEMISTRY V. 29 10864 1990 REMARK 1 REFN ISSN 0006-2960 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0010 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 82.1 REMARK 3 NUMBER OF REFLECTIONS : 15110 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 SET) : 0.190 REMARK 3 FREE R VALUE : 0.234 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1514 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.006 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.44 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 75.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1982 REMARK 3 BIN R VALUE (WORKING SET) : 0.2420 REMARK 3 BIN FREE R VALUE : 0.3030 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 11.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 249 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.019 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2153 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 54 REMARK 3 SOLVENT ATOMS : 92 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 30.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.23 REMARK 3 ESD FROM SIGMAA (A) : 0.24 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.29 REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.017 REMARK 3 BOND ANGLES (DEGREES) : 1.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.300 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 3.170 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 4.530 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 4.370 ; 1.500 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 6.360 ; 2.000 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PARAM11.WAT REMARK 3 PARAMETER FILE 3 : PARAMED.LIG REMARK 3 PARAMETER FILE 4 : PARAM_F.LIG REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH19CSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOPH11.WAT REMARK 3 TOPOLOGY FILE 3 : TOPO.FDUMP REMARK 3 TOPOLOGY FILE 4 : TOPO_CLOSED.THF REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BJG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000171828. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : JAN-97 REMARK 200 TEMPERATURE (KELVIN) : 294 REMARK 200 PH : 7.7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16757 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 94.9 REMARK 200 DATA REDUNDANCY : 4.000 REMARK 200 R MERGE (I) : 0.07500 REMARK 200 R SYM (I) : 0.07500 REMARK 200 FOR THE DATA SET : 10.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.37 REMARK 200 COMPLETENESS FOR SHELL (%) : 90.1 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.25000 REMARK 200 R SYM FOR SHELL (I) : 0.25000 REMARK 200 FOR SHELL : 3.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE, X-PLOR REMARK 200 STARTING MODEL: WILD TYPE E. COLI TS REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 7.7 REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 21 3 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z REMARK 290 5555 Z,X,Y REMARK 290 6555 Z+1/2,-X+1/2,-Y REMARK 290 7555 -Z+1/2,-X,Y+1/2 REMARK 290 8555 -Z,X+1/2,-Y+1/2 REMARK 290 9555 Y,Z,X REMARK 290 10555 -Y,Z+1/2,-X+1/2 REMARK 290 11555 Y+1/2,-Z+1/2,-X REMARK 290 12555 -Y+1/2,-Z,X+1/2 REMARK 290 13555 X+1/2,Y+1/2,Z+1/2 REMARK 290 14555 -X,-Y+1/2,Z REMARK 290 15555 -X+1/2,Y,-Z REMARK 290 16555 X,-Y,-Z+1/2 REMARK 290 17555 Z+1/2,X+1/2,Y+1/2 REMARK 290 18555 Z,-X,-Y+1/2 REMARK 290 19555 -Z,-X+1/2,Y REMARK 290 20555 -Z+1/2,X,-Y REMARK 290 21555 Y+1/2,Z+1/2,X+1/2 REMARK 290 22555 -Y+1/2,Z,-X REMARK 290 23555 Y,-Z,-X+1/2 REMARK 290 24555 -Y,-Z+1/2,X 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 66.50000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 66.50000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 66.50000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 66.50000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 66.50000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY2 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY1 6 0.000000 0.000000 1.000000 66.50000 REMARK 290 SMTRY2 6 -1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY3 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 0.000000 -1.000000 66.50000 REMARK 290 SMTRY2 7 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 1.000000 0.000000 66.50000 REMARK 290 SMTRY1 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY2 8 1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY3 8 0.000000 -1.000000 0.000000 66.50000 REMARK 290 SMTRY1 9 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 9 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY3 9 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 0.000000 1.000000 66.50000 REMARK 290 SMTRY3 10 -1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY1 11 0.000000 1.000000 0.000000 66.50000 REMARK 290 SMTRY2 11 0.000000 0.000000 -1.000000 66.50000 REMARK 290 SMTRY3 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 12 0.000000 -1.000000 0.000000 66.50000 REMARK 290 SMTRY2 12 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY3 12 1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY1 13 1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY2 13 0.000000 1.000000 0.000000 66.50000 REMARK 290 SMTRY3 13 0.000000 0.000000 1.000000 66.50000 REMARK 290 SMTRY1 14 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 14 0.000000 -1.000000 0.000000 66.50000 REMARK 290 SMTRY3 14 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 15 -1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY2 15 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 15 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 16 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 16 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 16 0.000000 0.000000 -1.000000 66.50000 REMARK 290 SMTRY1 17 0.000000 0.000000 1.000000 66.50000 REMARK 290 SMTRY2 17 1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY3 17 0.000000 1.000000 0.000000 66.50000 REMARK 290 SMTRY1 18 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY2 18 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 18 0.000000 -1.000000 0.000000 66.50000 REMARK 290 SMTRY1 19 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY2 19 -1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY3 19 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY1 20 0.000000 0.000000 -1.000000 66.50000 REMARK 290 SMTRY2 20 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 20 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY1 21 0.000000 1.000000 0.000000 66.50000 REMARK 290 SMTRY2 21 0.000000 0.000000 1.000000 66.50000 REMARK 290 SMTRY3 21 1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY1 22 0.000000 -1.000000 0.000000 66.50000 REMARK 290 SMTRY2 22 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY3 22 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 23 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 23 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY3 23 -1.000000 0.000000 0.000000 66.50000 REMARK 290 SMTRY1 24 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 24 0.000000 0.000000 -1.000000 66.50000 REMARK 290 SMTRY3 24 1.000000 0.000000 0.000000 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 7600 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19670 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -17.0 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 -1.000000 0.000000 0.000000 66.50000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 133.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 296 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 337 LIES ON A SPECIAL POSITION. REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 CYS A 168 CA CYS A 168 CB -0.080 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 THR A 22 -101.63 -78.07 REMARK 500 PRO A 43 64.85 -69.29 REMARK 500 TYR A 94 -75.62 -19.36 REMARK 500 ALA A 100 59.29 -155.89 REMARK 500 ASP A 122 63.13 -150.32 REMARK 500 PRO A 228 -169.92 -74.28 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UFP A 266 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TMF A 267 DBREF 1BJG A 2 264 UNP P0A884 TYSY_ECOLI 2 264 SEQADV 1BJG ASN A 169 UNP P0A884 ASP 169 ENGINEERED MUTATION SEQRES 1 A 264 CXM LYS GLN TYR LEU GLU LEU MET GLN LYS VAL LEU ASP SEQRES 2 A 264 GLU GLY THR GLN LYS ASN ASP ARG THR GLY THR GLY THR SEQRES 3 A 264 LEU SER ILE PHE GLY HIS GLN MET ARG PHE ASN LEU GLN SEQRES 4 A 264 ASP GLY PHE PRO LEU VAL THR THR LYS ARG CYS HIS LEU SEQRES 5 A 264 ARG SER ILE ILE HIS GLU LEU LEU TRP PHE LEU GLN GLY SEQRES 6 A 264 ASP THR ASN ILE ALA TYR LEU HIS GLU ASN ASN VAL THR SEQRES 7 A 264 ILE TRP ASP GLU TRP ALA ASP GLU ASN GLY ASP LEU GLY SEQRES 8 A 264 PRO VAL TYR GLY LYS GLN TRP ARG ALA TRP PRO THR PRO SEQRES 9 A 264 ASP GLY ARG HIS ILE ASP GLN ILE THR THR VAL LEU ASN SEQRES 10 A 264 GLN LEU LYS ASN ASP PRO ASP SER ARG ARG ILE ILE VAL SEQRES 11 A 264 SER ALA TRP ASN VAL GLY GLU LEU ASP LYS MET ALA LEU SEQRES 12 A 264 ALA PRO CYS HIS ALA PHE PHE GLN PHE TYR VAL ALA ASP SEQRES 13 A 264 GLY LYS LEU SER CYS GLN LEU TYR GLN ARG SER CYS ASN SEQRES 14 A 264 VAL PHE LEU GLY LEU PRO PHE ASN ILE ALA SER TYR ALA SEQRES 15 A 264 LEU LEU VAL HIS MET MET ALA GLN GLN CYS ASP LEU GLU SEQRES 16 A 264 VAL GLY ASP PHE VAL TRP THR GLY GLY ASP THR HIS LEU SEQRES 17 A 264 TYR SER ASN HIS MET ASP GLN THR HIS LEU GLN LEU SER SEQRES 18 A 264 ARG GLU PRO ARG PRO LEU PRO LYS LEU ILE ILE LYS ARG SEQRES 19 A 264 LYS PRO GLU SER ILE PHE ASP TYR ARG PHE GLU ASP PHE SEQRES 20 A 264 GLU ILE GLU GLY TYR ASP PRO HIS PRO GLY ILE LYS ALA SEQRES 21 A 264 PRO VAL ALA ILE MODRES 1BJG CXM A 1 MET N-CARBOXYMETHIONINE HET CXM A 1 11 HET UFP A 266 21 HET TMF A 267 66 HETNAM CXM N-CARBOXYMETHIONINE HETNAM UFP 5-FLUORO-2'-DEOXYURIDINE-5'-MONOPHOSPHATE HETNAM TMF 5,10-METHYLENE-6-HYDROFOLIC ACID FORMUL 1 CXM C6 H11 N O4 S FORMUL 2 UFP C9 H12 F N2 O8 P FORMUL 3 TMF C20 H21 N7 O6 FORMUL 4 HOH *92(H2 O) HELIX 1 1 LYS A 2 GLU A 14 1 13 HELIX 2 2 LEU A 38 ASP A 40 5 3 HELIX 3 3 LEU A 52 GLN A 64 1 13 HELIX 4 4 ILE A 69 ASN A 75 5 7 HELIX 5 5 ASP A 81 TRP A 83 5 3 HELIX 6 6 TYR A 94 ALA A 100 1 7 HELIX 7 7 GLN A 111 ASN A 121 1 11 HELIX 8 8 VAL A 135 LYS A 140 5 6 HELIX 9 9 GLY A 173 GLN A 191 1 19 HELIX 10 10 SER A 210 SER A 221 5 12 HELIX 11 11 ILE A 239 ASP A 241 5 3 HELIX 12 12 PHE A 244 ASP A 246 5 3 SHEET 1 A 4 THR A 16 LYS A 18 0 SHEET 2 A 4 THR A 26 PHE A 30 -1 N SER A 28 O THR A 16 SHEET 3 A 4 ASP A 205 TYR A 209 -1 N LEU A 208 O LEU A 27 SHEET 4 A 4 SER A 167 ASN A 169 1 N CYS A 168 O ASP A 205 SHEET 1 B 5 HIS A 32 ASN A 37 0 SHEET 2 B 5 ASP A 198 GLY A 203 -1 N GLY A 203 O HIS A 32 SHEET 3 B 5 LYS A 158 GLN A 165 1 N CYS A 161 O VAL A 200 SHEET 4 B 5 HIS A 147 ALA A 155 -1 N ALA A 155 O LYS A 158 SHEET 5 B 5 ILE A 129 SER A 131 -1 N VAL A 130 O PHE A 150 SHEET 1 C 2 LYS A 229 ILE A 232 0 SHEET 2 C 2 PHE A 247 GLU A 250 -1 N GLU A 250 O LYS A 229 LINK C CXM A 1 N LYS A 2 1555 1555 1.33 LINK SG CYS A 146 C6 UFP A 266 1555 1555 1.84 LINK F5 UFP A 266 N1 BTMF A 267 1555 1555 2.16 LINK F5 UFP A 266 C2 BTMF A 267 1555 1555 1.39 LINK F5 UFP A 266 NA2BTMF A 267 1555 1555 1.90 LINK F5 UFP A 266 N3 BTMF A 267 1555 1555 1.79 SITE 1 AC1 15 ARG A 21 TYR A 94 ARG A 126 ARG A 127 SITE 2 AC1 15 CYS A 146 HIS A 147 GLN A 165 ARG A 166 SITE 3 AC1 15 SER A 167 CYS A 168 ASN A 169 ASN A 177 SITE 4 AC1 15 HIS A 207 TMF A 267 HOH A 301 SITE 1 AC2 18 LYS A 48 CYS A 50 HIS A 51 SER A 54 SITE 2 AC2 18 GLU A 58 ILE A 79 TRP A 80 TRP A 83 SITE 3 AC2 18 TYR A 94 LEU A 143 CYS A 146 HIS A 147 SITE 4 AC2 18 ASN A 169 LEU A 172 GLY A 173 PHE A 176 SITE 5 AC2 18 TYR A 209 UFP A 266 CRYST1 133.000 133.000 133.000 90.00 90.00 90.00 I 21 3 24 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 0.007519 0.000000 0.000000 0.00000 SCALE2 0.000000 0.007519 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007519 0.00000 HETATM 1 N CXM A 1 34.290 87.177 48.970 1.00 21.74 N HETATM 2 CA CXM A 1 33.273 87.496 49.964 1.00 24.20 C HETATM 3 CB CXM A 1 32.676 86.273 50.518 1.00 24.22 C HETATM 4 CG CXM A 1 31.768 85.547 49.563 1.00 26.50 C HETATM 5 SD CXM A 1 31.102 84.062 50.277 1.00 32.07 S HETATM 6 CE CXM A 1 32.474 82.981 50.049 1.00 29.93 C HETATM 7 C CXM A 1 33.853 88.308 51.099 1.00 24.88 C HETATM 8 O CXM A 1 34.968 88.054 51.551 1.00 30.01 O HETATM 9 CN CXM A 1 34.041 87.257 47.670 1.00 21.19 C HETATM 10 ON1 CXM A 1 35.079 86.727 47.248 1.00 19.67 O HETATM 11 ON2 CXM A 1 32.975 87.184 47.035 1.00 28.98 O