HEADER TRANSFERASE 22-JUN-01 1JG0 TITLE CRYSTAL STRUCTURE OF ESCHERICHIA COLI THYMIDYLATE SYNTHASE COMPLEXED TITLE 2 WITH 2'-DEOXYURIDINE-5'-MONOPHOSPHATE AND N,O-DIDANSYL-L-TYROSINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: THYMIDYLATE SYNTHASE; COMPND 3 CHAIN: A, B; COMPND 4 EC: 2.1.1.45; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: ESHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: X2913 KEYWDS THYMIDYLATE SYNTHASE, DIDANSYL TYROSINE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR T.A.FRITZ,D.TONDI,J.S.FINER-MOORE,M.P.COSTI,R.M.STROUD REVDAT 4 06-NOV-24 1JG0 1 REMARK SEQADV LINK REVDAT 3 13-JUL-11 1JG0 1 VERSN REVDAT 2 24-FEB-09 1JG0 1 VERSN REVDAT 1 08-FEB-02 1JG0 0 JRNL AUTH T.A.FRITZ,D.TONDI,J.S.FINER-MOORE,M.P.COSTI,R.M.STROUD JRNL TITL PREDICTING AND HARNESSING PROTEIN FLEXIBILITY IN THE DESIGN JRNL TITL 2 OF SPECIES-SPECIFIC INHIBITORS OF THYMIDYLATE SYNTHASE. JRNL REF CHEM.BIOL. V. 8 981 2001 JRNL REFN ISSN 1074-5521 JRNL PMID 11590022 JRNL DOI 10.1016/S1074-5521(01)00067-9 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 TITL STRUCTURE-BASED DISCOVERY AND IN- PARALLEL OPTIMIZATION OF REMARK 1 TITL 2 NOVEL COMPETITIVE INHIBITORS OF THYMIDYLATE SYNTHASE REMARK 1 REF CHEM.BIOL. V. 6 319 1999 REMARK 1 REFN ISSN 1074-5521 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.0 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.42 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2140489.740 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 41069 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) : 0.212 REMARK 3 FREE R VALUE : 0.250 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 3.700 REMARK 3 FREE R VALUE TEST SET COUNT : 1513 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.40 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 6397 REMARK 3 BIN R VALUE (WORKING SET) : 0.2820 REMARK 3 BIN FREE R VALUE : 0.3210 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 3.60 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 241 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.021 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4264 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 130 REMARK 3 SOLVENT ATOMS : 398 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 10.00 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 29.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 14.96000 REMARK 3 B22 (A**2) : -5.27000 REMARK 3 B33 (A**2) : -9.69000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.25 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) : 0.31 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.27 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.009 REMARK 3 BOND ANGLES (DEGREES) : 1.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 24.30 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.320 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) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.33 REMARK 3 BSOL : 51.03 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1JG0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-JUL-01. REMARK 100 THE DEPOSITION ID IS D_1000013725. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-MAY-99 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 : SSRL REMARK 200 BEAMLINE : BL9-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.98 REMARK 200 MONOCHROMATOR : SI(311) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41069 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 27.420 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 8.100 REMARK 200 R MERGE (I) : 0.09700 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.8000 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 (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 5.40 REMARK 200 R MERGE FOR SHELL (I) : 0.42800 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 4.060 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1SYN WITH WATER AND LIGANDS REMOVED FROM REMARK 200 THE MODEL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.89 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.45 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 18-20% PEG 4000, 0.2 M SODIUM ACETATE, REMARK 280 0.1 M TRIS, 5 MM DITHIOTHREITOL, PH 8.5, VAPOR DIFFUSION, REMARK 280 HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 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 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 26.89850 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 63.73050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 43.53100 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 63.73050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.89850 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 43.53100 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 5220 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22250 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -24.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 ILE A 264 REMARK 465 ILE B 264 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 ASN B 19 N - CA - C ANGL. DEV. = -17.1 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 ASP A 20 -130.72 -133.41 REMARK 500 THR A 22 -24.33 75.94 REMARK 500 THR A 24 109.32 -44.13 REMARK 500 TYR A 94 -72.58 -11.86 REMARK 500 ALA A 100 61.70 -154.12 REMARK 500 ASP A 105 -131.09 -63.37 REMARK 500 ASP A 122 57.97 -162.85 REMARK 500 ASP B 20 -158.73 -119.98 REMARK 500 THR B 22 -15.77 85.97 REMARK 500 PRO B 43 55.76 -67.19 REMARK 500 VAL B 45 126.11 -39.14 REMARK 500 TYR B 94 -72.74 -17.95 REMARK 500 ALA B 100 65.04 -151.62 REMARK 500 PRO B 104 -16.76 -36.72 REMARK 500 ALA B 107 -158.25 -89.39 REMARK 500 ARG B 127 44.20 -142.89 REMARK 500 ARG B 127 43.02 -143.14 REMARK 500 PRO B 228 -179.35 -69.44 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 UMP A 303 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DDT A 304 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UMP B 305 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DDT B 306 DBREF 1JG0 A 1 264 UNP P0A884 TYSY_ECOLI 1 264 DBREF 1JG0 B 1 264 UNP P0A884 TYSY_ECOLI 1 264 SEQADV 1JG0 CXM A 1 UNP P0A884 MET 1 MODIFIED RESIDUE SEQADV 1JG0 ALA A 21 UNP P0A884 ARG 21 CONFLICT SEQADV 1JG0 ALA A 107 UNP P0A884 ARG 107 CONFLICT SEQADV 1JG0 CXM B 1 UNP P0A884 MET 1 MODIFIED RESIDUE SEQADV 1JG0 ALA B 21 UNP P0A884 ARG 21 CONFLICT SEQADV 1JG0 ALA B 107 UNP P0A884 ARG 107 CONFLICT 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 ALA 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 ALA 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 ASP 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 SEQRES 1 B 264 CXM LYS GLN TYR LEU GLU LEU MET GLN LYS VAL LEU ASP SEQRES 2 B 264 GLU GLY THR GLN LYS ASN ASP ALA THR GLY THR GLY THR SEQRES 3 B 264 LEU SER ILE PHE GLY HIS GLN MET ARG PHE ASN LEU GLN SEQRES 4 B 264 ASP GLY PHE PRO LEU VAL THR THR LYS ARG CYS HIS LEU SEQRES 5 B 264 ARG SER ILE ILE HIS GLU LEU LEU TRP PHE LEU GLN GLY SEQRES 6 B 264 ASP THR ASN ILE ALA TYR LEU HIS GLU ASN ASN VAL THR SEQRES 7 B 264 ILE TRP ASP GLU TRP ALA ASP GLU ASN GLY ASP LEU GLY SEQRES 8 B 264 PRO VAL TYR GLY LYS GLN TRP ARG ALA TRP PRO THR PRO SEQRES 9 B 264 ASP GLY ALA HIS ILE ASP GLN ILE THR THR VAL LEU ASN SEQRES 10 B 264 GLN LEU LYS ASN ASP PRO ASP SER ARG ARG ILE ILE VAL SEQRES 11 B 264 SER ALA TRP ASN VAL GLY GLU LEU ASP LYS MET ALA LEU SEQRES 12 B 264 ALA PRO CYS HIS ALA PHE PHE GLN PHE TYR VAL ALA ASP SEQRES 13 B 264 GLY LYS LEU SER CYS GLN LEU TYR GLN ARG SER CYS ASP SEQRES 14 B 264 VAL PHE LEU GLY LEU PRO PHE ASN ILE ALA SER TYR ALA SEQRES 15 B 264 LEU LEU VAL HIS MET MET ALA GLN GLN CYS ASP LEU GLU SEQRES 16 B 264 VAL GLY ASP PHE VAL TRP THR GLY GLY ASP THR HIS LEU SEQRES 17 B 264 TYR SER ASN HIS MET ASP GLN THR HIS LEU GLN LEU SER SEQRES 18 B 264 ARG GLU PRO ARG PRO LEU PRO LYS LEU ILE ILE LYS ARG SEQRES 19 B 264 LYS PRO GLU SER ILE PHE ASP TYR ARG PHE GLU ASP PHE SEQRES 20 B 264 GLU ILE GLU GLY TYR ASP PRO HIS PRO GLY ILE LYS ALA SEQRES 21 B 264 PRO VAL ALA ILE MODRES 1JG0 CXM A 1 MET N-CARBOXYMETHIONINE MODRES 1JG0 CXM B 1 MET N-CARBOXYMETHIONINE HET CXM A 1 11 HET CXM B 1 11 HET UMP A 303 20 HET DDT A 304 45 HET UMP B 305 20 HET DDT B 306 45 HETNAM CXM N-CARBOXYMETHIONINE HETNAM UMP 2'-DEOXYURIDINE 5'-MONOPHOSPHATE HETNAM DDT N,O-DIDANSYL-L-TYROSINE HETSYN UMP DUMP FORMUL 1 CXM 2(C6 H11 N O4 S) FORMUL 3 UMP 2(C9 H13 N2 O8 P) FORMUL 4 DDT 2(C33 H33 N3 O7 S2) FORMUL 7 HOH *398(H2 O) HELIX 1 1 LYS A 2 GLY A 15 1 14 HELIX 2 2 ALA A 21 GLY A 23 5 3 HELIX 3 3 GLN A 39 GLY A 41 5 3 HELIX 4 4 LEU A 52 GLY A 65 1 14 HELIX 5 5 ILE A 69 ASN A 75 1 7 HELIX 6 6 TRP A 80 ALA A 84 5 5 HELIX 7 7 VAL A 93 ALA A 100 1 8 HELIX 8 8 ASP A 110 ASP A 122 1 13 HELIX 9 9 ASN A 134 MET A 141 5 8 HELIX 10 10 GLY A 173 CYS A 192 1 20 HELIX 11 11 HIS A 212 SER A 221 1 10 HELIX 12 12 ARG A 243 GLU A 245 5 3 HELIX 13 13 LYS B 2 GLY B 15 1 14 HELIX 14 14 ASP B 20 THR B 24 5 5 HELIX 15 15 GLN B 39 GLY B 41 5 3 HELIX 16 16 LEU B 52 GLY B 65 1 14 HELIX 17 17 ILE B 69 ASN B 75 1 7 HELIX 18 18 TRP B 80 ALA B 84 5 5 HELIX 19 19 VAL B 93 ALA B 100 1 8 HELIX 20 20 ASP B 110 ASP B 122 1 13 HELIX 21 21 GLU B 137 MET B 141 5 5 HELIX 22 22 GLY B 173 CYS B 192 1 20 HELIX 23 23 HIS B 212 SER B 221 1 10 HELIX 24 24 ARG B 243 GLU B 245 5 3 SHEET 1 A 6 THR A 16 ASN A 19 0 SHEET 2 A 6 GLY A 25 ASN A 37 -1 N THR A 26 O LYS A 18 SHEET 3 A 6 GLU A 195 TYR A 209 -1 N PHE A 199 O PHE A 36 SHEET 4 A 6 LYS A 158 ASP A 169 1 N LEU A 159 O GLU A 195 SHEET 5 A 6 HIS A 147 ALA A 155 -1 N ALA A 148 O TYR A 164 SHEET 6 A 6 ILE A 129 SER A 131 -1 N VAL A 130 O PHE A 150 SHEET 1 B 2 TRP A 101 THR A 103 0 SHEET 2 B 2 ALA A 107 ILE A 109 -1 O ALA A 107 N THR A 103 SHEET 1 C 2 LYS A 229 ILE A 232 0 SHEET 2 C 2 PHE A 247 GLU A 250 -1 O GLU A 248 N ILE A 231 SHEET 1 D 6 THR B 16 GLN B 17 0 SHEET 2 D 6 THR B 26 ASN B 37 -1 O SER B 28 N THR B 16 SHEET 3 D 6 GLU B 195 TYR B 209 -1 O PHE B 199 N PHE B 36 SHEET 4 D 6 LYS B 158 ASP B 169 1 O LEU B 159 N GLY B 197 SHEET 5 D 6 HIS B 147 ALA B 155 -1 N ALA B 148 O TYR B 164 SHEET 6 D 6 ILE B 129 SER B 131 -1 N VAL B 130 O PHE B 150 SHEET 1 E 2 TRP B 101 PRO B 102 0 SHEET 2 E 2 HIS B 108 ILE B 109 -1 N ILE B 109 O TRP B 101 SHEET 1 F 2 LYS B 229 ILE B 232 0 SHEET 2 F 2 PHE B 247 GLU B 250 -1 O GLU B 248 N ILE B 231 LINK C CXM A 1 N LYS A 2 1555 1555 1.32 LINK C CXM B 1 N LYS B 2 1555 1555 1.33 SITE 1 AC1 17 CYS A 146 HIS A 147 GLN A 165 ARG A 166 SITE 2 AC1 17 SER A 167 CYS A 168 ASP A 169 ASN A 177 SITE 3 AC1 17 HIS A 207 TYR A 209 DDT A 304 HOH A 547 SITE 4 AC1 17 HOH A 559 HOH A 581 HOH A 590 HOH A 603 SITE 5 AC1 17 ARG B 126 SITE 1 AC2 14 ILE A 55 THR A 78 ILE A 79 ASP A 169 SITE 2 AC2 14 LEU A 172 GLY A 173 PHE A 176 VAL A 262 SITE 3 AC2 14 ALA A 263 UMP A 303 HOH A 440 HOH A 549 SITE 4 AC2 14 HOH A 688 HOH A 797 SITE 1 AC3 17 ARG A 126 CYS B 146 HIS B 147 GLN B 165 SITE 2 AC3 17 ARG B 166 SER B 167 CYS B 168 ASP B 169 SITE 3 AC3 17 ASN B 177 HIS B 207 TYR B 209 DDT B 306 SITE 4 AC3 17 HOH B 456 HOH B 530 HOH B 541 HOH B 616 SITE 5 AC3 17 HOH B 796 SITE 1 AC4 11 ILE B 55 ILE B 79 TRP B 83 ASP B 169 SITE 2 AC4 11 LEU B 172 GLY B 173 PHE B 176 VAL B 262 SITE 3 AC4 11 UMP B 305 HOH B 525 HOH B 796 CRYST1 53.797 87.062 127.461 90.00 90.00 90.00 P 21 21 21 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 0.018588 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011486 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007846 0.00000 HETATM 1 N CXM A 1 -3.055 36.176 25.429 1.00 20.10 N HETATM 2 CA CXM A 1 -3.882 36.716 24.308 1.00 19.04 C HETATM 3 CB CXM A 1 -3.202 37.909 23.637 1.00 16.58 C HETATM 4 CG CXM A 1 -3.023 39.101 24.544 1.00 19.85 C HETATM 5 SD CXM A 1 -2.155 40.478 23.739 1.00 18.63 S HETATM 6 CE CXM A 1 -0.447 39.892 23.739 1.00 18.76 C HETATM 7 C CXM A 1 -4.074 35.623 23.288 1.00 19.63 C HETATM 8 O CXM A 1 -3.227 34.738 23.123 1.00 16.07 O HETATM 9 CN CXM A 1 -3.365 36.489 26.717 1.00 18.85 C HETATM 10 ON1 CXM A 1 -2.658 36.012 27.628 1.00 22.11 O HETATM 11 ON2 CXM A 1 -4.227 37.368 26.946 1.00 16.80 O