PDB Short entry for 1YPV HEADER TRANSFERASE 31-JAN-05 1YPV TITLE STRUCTURE OF HUMAN THYMIDYLATE SYNTHASE AT LOW SALT CONDITIONS COMPND MOL_ID: 1; COMPND 2 MOLECULE: THYMIDYLATE SYNTHASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: TS, TSASE, OK/SW-CL.29; COMPND 5 EC: 2.1.1.45; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: UNBLOCKED, N-TERMINUS NOT ACETYLATED SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: TYMS, TS; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: TX61 KEYWDS THYMIDYLATE SYNTHASE, METHYLTRANSFERASE, TRANSFERASE EXPDTA X-RAY DIFFRACTION AUTHOR L.L.LOVELACE,W.MINOR,L.LEBIODA REVDAT 4 13-APR-22 1YPV 1 AUTHOR JRNL REMARK SEQADV REVDAT 4 2 1 LINK REVDAT 3 13-JUL-11 1YPV 1 VERSN REVDAT 2 24-FEB-09 1YPV 1 VERSN REVDAT 1 26-APR-05 1YPV 0 JRNL AUTH L.L.LOVELACE,W.MINOR,L.LEBIODA JRNL TITL STRUCTURE OF HUMAN THYMIDYLATE SYNTHASE UNDER LOW-SALT JRNL TITL 2 CONDITIONS. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 61 622 2005 JRNL REFN ISSN 0907-4449 JRNL PMID 15858273 JRNL DOI 10.1107/S0907444905005895 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.33 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1159703.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 87.1 REMARK 3 NUMBER OF REFLECTIONS : 35328 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) : 0.227 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1772 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.91 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 73.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4624 REMARK 3 BIN R VALUE (WORKING SET) : 0.3590 REMARK 3 BIN FREE R VALUE : 0.3840 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 254 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.024 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2102 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 138 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.70 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.36000 REMARK 3 B22 (A**2) : -3.36000 REMARK 3 B33 (A**2) : 6.72000 REMARK 3 B12 (A**2) : -0.19000 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) : 0.26 REMARK 3 ESD FROM SIGMAA (A) : 0.30 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) : 0.33 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.60 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.780 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) : 2.250 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.870 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 7.770 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 8.560 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.37 REMARK 3 BSOL : 57.45 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 : CME_PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : NULL REMARK 3 TOPOLOGY FILE 1 : CME_PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : WATER.TOP REMARK 3 TOPOLOGY FILE 3 : ION.TOP REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1YPV COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-FEB-05. REMARK 100 THE DEPOSITION ID IS D_1000031789. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 03-JUN-03 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 19-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9793 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTALS (SI-111, SI-220) REMARK 200 OPTICS : MONOCHROMATORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : SBC-1 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : D*TREK, SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 40526 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.6 REMARK 200 DATA REDUNDANCY : 4.800 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.2 REMARK 200 DATA REDUNDANCY IN SHELL : 2.20 REMARK 200 R MERGE FOR SHELL (I) : 0.56300 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 59.03 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.00 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, TRIS BUFFER, AMMONIUM REMARK 280 SULFATE, 2-MERCAPTOETHANOL, PH 8.5, VAPOR DIFFUSION, HANGING REMARK 280 DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 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 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 27.28367 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 54.56733 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 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 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 54.56733 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 27.28367 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: 5100 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 21360 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -46.0 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 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 54.56733 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 1 REMARK 465 PRO A 2 REMARK 465 ALA A 4 REMARK 465 GLY A 5 REMARK 465 SER A 6 REMARK 465 GLU A 7 REMARK 465 LEU A 8 REMARK 465 PRO A 9 REMARK 465 ARG A 10 REMARK 465 ARG A 11 REMARK 465 PRO A 12 REMARK 465 LEU A 13 REMARK 465 PRO A 14 REMARK 465 PRO A 15 REMARK 465 ALA A 16 REMARK 465 ALA A 17 REMARK 465 GLN A 18 REMARK 465 GLU A 19 REMARK 465 ARG A 20 REMARK 465 ASP A 21 REMARK 465 ALA A 22 REMARK 465 GLU A 23 REMARK 465 PRO A 24 REMARK 465 ARG A 25 REMARK 465 ILE A 108 REMARK 465 TRP A 109 REMARK 465 ASP A 110 REMARK 465 ALA A 111 REMARK 465 ASN A 112 REMARK 465 GLY A 113 REMARK 465 SER A 114 REMARK 465 ARG A 115 REMARK 465 ASP A 116 REMARK 465 PHE A 117 REMARK 465 LEU A 118 REMARK 465 ASP A 119 REMARK 465 SER A 120 REMARK 465 LEU A 121 REMARK 465 GLY A 122 REMARK 465 PHE A 123 REMARK 465 SER A 124 REMARK 465 THR A 125 REMARK 465 ARG A 126 REMARK 465 GLU A 127 REMARK 465 GLU A 128 REMARK 465 GLY A 129 REMARK 465 MET A 311 REMARK 465 ALA A 312 REMARK 465 VAL A 313 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ILE A 37 CD1 REMARK 470 ILE A 40 CD1 REMARK 470 ARG A 42 CG CD NE CZ NH1 NH2 REMARK 470 ILE A 92 CD1 REMARK 470 LYS A 99 CG CD CE NZ REMARK 470 GLU A 100 CG CD OE1 OE2 REMARK 470 ILE A 165 CD1 REMARK 470 ILE A 168 CD1 REMARK 470 ILE A 177 CD1 REMARK 470 ILE A 178 CD1 REMARK 470 CME A 195 CE CZ OH REMARK 470 ILE A 227 CD1 REMARK 470 ILE A 237 CD1 REMARK 470 ILE A 240 CD1 REMARK 470 ILE A 249 CD1 REMARK 470 ILE A 257 CD1 REMARK 470 ILE A 262 CD1 REMARK 470 ILE A 267 CD1 REMARK 470 ILE A 281 CD1 REMARK 470 GLU A 286 CG CD OE1 OE2 REMARK 470 LYS A 287 CD CE NZ REMARK 470 ILE A 288 CD1 REMARK 470 ILE A 298 CD1 REMARK 470 ILE A 307 CD1 REMARK 470 LYS A 308 CE NZ REMARK 470 GLU A 310 O CG CD OE1 OE2 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 106 -19.03 -141.37 REMARK 500 ALA A 144 -109.21 -57.19 REMARK 500 GLU A 145 102.16 175.48 REMARK 500 ARG A 147 -78.33 -120.32 REMARK 500 ASN A 171 86.33 -164.80 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 PO4 A 316 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 317 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1HW3 RELATED DB: PDB REMARK 900 RELATED ID: 1HVY RELATED DB: PDB REMARK 900 RELATED ID: 1HW4 RELATED DB: PDB DBREF 1YPV A 1 313 UNP P04818 TYSY_HUMAN 0 312 SEQADV 1YPV SCH A 43 UNP P04818 CYS 42 MODIFIED RESIDUE SEQADV 1YPV CME A 180 UNP P04818 CYS 179 MODIFIED RESIDUE SEQADV 1YPV CME A 195 UNP P04818 CYS 194 MODIFIED RESIDUE SEQADV 1YPV CME A 199 UNP P04818 CYS 198 MODIFIED RESIDUE SEQRES 1 A 313 MET PRO VAL ALA GLY SER GLU LEU PRO ARG ARG PRO LEU SEQRES 2 A 313 PRO PRO ALA ALA GLN GLU ARG ASP ALA GLU PRO ARG PRO SEQRES 3 A 313 PRO HIS GLY GLU LEU GLN TYR LEU GLY GLN ILE GLN HIS SEQRES 4 A 313 ILE LEU ARG SCH GLY VAL ARG LYS ASP ASP ARG THR GLY SEQRES 5 A 313 THR GLY THR LEU SER VAL PHE GLY MET GLN ALA ARG TYR SEQRES 6 A 313 SER LEU ARG ASP GLU PHE PRO LEU LEU THR THR LYS ARG SEQRES 7 A 313 VAL PHE TRP LYS GLY VAL LEU GLU GLU LEU LEU TRP PHE SEQRES 8 A 313 ILE LYS GLY SER THR ASN ALA LYS GLU LEU SER SER LYS SEQRES 9 A 313 GLY VAL LYS ILE TRP ASP ALA ASN GLY SER ARG ASP PHE SEQRES 10 A 313 LEU ASP SER LEU GLY PHE SER THR ARG GLU GLU GLY ASP SEQRES 11 A 313 LEU GLY PRO VAL TYR GLY PHE GLN TRP ARG HIS PHE GLY SEQRES 12 A 313 ALA GLU TYR ARG ASP MET GLU SER ASP TYR SER GLY GLN SEQRES 13 A 313 GLY VAL ASP GLN LEU GLN ARG VAL ILE ASP THR ILE LYS SEQRES 14 A 313 THR ASN PRO ASP ASP ARG ARG ILE ILE MET CME ALA TRP SEQRES 15 A 313 ASN PRO ARG ASP LEU PRO LEU MET ALA LEU PRO PRO CME SEQRES 16 A 313 HIS ALA LEU CME GLN PHE TYR VAL VAL ASN SER GLU LEU SEQRES 17 A 313 SER CYS GLN LEU TYR GLN ARG SER GLY ASP MET GLY LEU SEQRES 18 A 313 GLY VAL PRO PHE ASN ILE ALA SER TYR ALA LEU LEU THR SEQRES 19 A 313 TYR MET ILE ALA HIS ILE THR GLY LEU LYS PRO GLY ASP SEQRES 20 A 313 PHE ILE HIS THR LEU GLY ASP ALA HIS ILE TYR LEU ASN SEQRES 21 A 313 HIS ILE GLU PRO LEU LYS ILE GLN LEU GLN ARG GLU PRO SEQRES 22 A 313 ARG PRO PHE PRO LYS LEU ARG ILE LEU ARG LYS VAL GLU SEQRES 23 A 313 LYS ILE ASP ASP PHE LYS ALA GLU ASP PHE GLN ILE GLU SEQRES 24 A 313 GLY TYR ASN PRO HIS PRO THR ILE LYS MET GLU MET ALA SEQRES 25 A 313 VAL MODRES 1YPV SCH A 43 CYS S-METHYL-THIO-CYSTEINE MODRES 1YPV CME A 180 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE MODRES 1YPV CME A 195 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE MODRES 1YPV CME A 199 CYS S,S-(2-HYDROXYETHYL)THIOCYSTEINE HET SCH A 43 8 HET CME A 180 10 HET CME A 195 7 HET CME A 199 10 HET PO4 A 316 5 HET PO4 A 317 5 HETNAM SCH S-METHYL-THIO-CYSTEINE HETNAM CME S,S-(2-HYDROXYETHYL)THIOCYSTEINE HETNAM PO4 PHOSPHATE ION FORMUL 1 SCH C4 H9 N O2 S2 FORMUL 1 CME 3(C5 H11 N O3 S2) FORMUL 2 PO4 2(O4 P 3-) FORMUL 4 HOH *138(H2 O) HELIX 1 1 GLY A 29 GLY A 44 1 16 HELIX 2 2 PHE A 80 LYS A 93 1 14 HELIX 3 3 ALA A 98 SER A 103 1 6 HELIX 4 4 VAL A 134 HIS A 141 1 8 HELIX 5 5 ASP A 159 ASN A 171 1 13 HELIX 6 6 LEU A 221 THR A 241 1 21 HELIX 7 7 HIS A 261 LEU A 269 1 9 HELIX 8 8 LYS A 287 PHE A 291 5 5 HELIX 9 9 LYS A 292 GLU A 294 5 3 SHEET 1 A 6 VAL A 45 ASP A 48 0 SHEET 2 A 6 GLY A 54 SER A 66 -1 O SER A 57 N VAL A 45 SHEET 3 A 6 LYS A 244 TYR A 258 -1 O PHE A 248 N TYR A 65 SHEET 4 A 6 GLU A 207 ASP A 218 1 N LEU A 208 O GLY A 246 SHEET 5 A 6 ALA A 197 VAL A 204 -1 N TYR A 202 O SER A 209 SHEET 6 A 6 ILE A 178 ALA A 181 -1 N MET A 179 O CME A 199 SHEET 1 B 2 LYS A 278 ILE A 281 0 SHEET 2 B 2 PHE A 296 GLU A 299 -1 O GLU A 299 N LYS A 278 LINK C ARG A 42 N SCH A 43 1555 1555 1.33 LINK C SCH A 43 N GLY A 44 1555 1555 1.33 LINK C MET A 179 N CME A 180 1555 1555 1.33 LINK C CME A 180 N ALA A 181 1555 1555 1.33 LINK C PRO A 194 N CME A 195 1555 1555 1.33 LINK C CME A 195 N HIS A 196 1555 1555 1.33 LINK C LEU A 198 N CME A 199 1555 1555 1.33 LINK C CME A 199 N GLN A 200 1555 1555 1.32 SITE 1 AC1 7 ARG A 50 ARG A 78 ARG A 176 ARG A 185 SITE 2 AC1 7 PRO A 305 THR A 306 HOH A 593 SITE 1 AC2 5 ARG A 175 ASN A 183 HIS A 196 ARG A 215 SITE 2 AC2 5 SER A 216 CRYST1 95.772 95.772 81.851 90.00 90.00 120.00 P 31 2 1 6 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 0.010441 0.006028 0.000000 0.00000 SCALE2 0.000000 0.012057 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012217 0.00000