HEADER LIGASE 20-APR-00 1EVK TITLE CRYSTAL STRUCTURE OF A TRUNCATED FORM OF THREONYL-TRNA SYNTHETASE WITH TITLE 2 THE LIGAND THREONINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: THREONYL-TRNA SYNTHETASE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: CATALYTIC AND ANTICODON BINDING DOMAINS (RESIDUES 242-642); COMPND 5 EC: 6.1.1.3; COMPND 6 ENGINEERED: YES; COMPND 7 OTHER_DETAILS: TRUNCATED FORM SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS TRNA-SYNTHETASE, THREONINE, ZINC ION, DELETION MUTANT, LIGASE EXPDTA X-RAY DIFFRACTION AUTHOR R.SANKARANARAYANAN,A.C.DOCK-BREGEON,B.REES,D.MORAS REVDAT 3 07-FEB-24 1EVK 1 REMARK LINK REVDAT 2 24-FEB-09 1EVK 1 VERSN REVDAT 1 19-JUL-00 1EVK 0 JRNL AUTH R.SANKARANARAYANAN,A.C.DOCK-BREGEON,B.REES,M.BOVEE, JRNL AUTH 2 J.CAILLET,P.ROMBY,C.S.FRANCKLYN,D.MORAS JRNL TITL ZINC ION MEDIATED AMINO ACID DISCRIMINATION BY THREONYL-TRNA JRNL TITL 2 SYNTHETASE. JRNL REF NAT.STRUCT.BIOL. V. 7 461 2000 JRNL REFN ISSN 1072-8368 JRNL PMID 10881191 JRNL DOI 10.1038/75856 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.SANKARANARAYANAN,A.C.DOCK-BREGEON,P.ROMBY,J.CAILLET, REMARK 1 AUTH 2 M.SPRINGER,B.REES,C.EHRESMANN,B.EHRESMANN,D.MORAS REMARK 1 TITL THE STRUCTURE OF THREONYL-TRNA SYNTHETASE-TRNA(THR) COMPLEX REMARK 1 TITL 2 ENLIGHTENS ITS REPRESSOR ACTIVITY AND REVEALS AN ESSENTIAL REMARK 1 TITL 3 ZINC ION IN THE ACTIVE SITE REMARK 1 REF CELL(CAMBRIDGE,MASS.) V. 97 371 1999 REMARK 1 REFN ISSN 0092-8674 REMARK 1 DOI 10.1016/S0092-8674(00)80746-1 REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 12.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2198614.300 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 89.1 REMARK 3 NUMBER OF REFLECTIONS : 66317 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 : 0.241 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 3373 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.004 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) : 2.12 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 80.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 9322 REMARK 3 BIN R VALUE (WORKING SET) : 0.2390 REMARK 3 BIN FREE R VALUE : 0.2770 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.40 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 528 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.012 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6546 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 478 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 24.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.60 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 2.80000 REMARK 3 B22 (A**2) : -5.32000 REMARK 3 B33 (A**2) : 2.52000 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) : 0.24 REMARK 3 ESD FROM SIGMAA (A) : 0.17 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) : 0.28 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.22 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.008 REMARK 3 BOND ANGLES (DEGREES) : 1.400 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.20 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.860 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) : 1.380 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.060 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.290 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.290 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.47 REMARK 3 BSOL : 77.59 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 : 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 : 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 1EVK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-APR-00. REMARK 100 THE DEPOSITION ID IS D_1000010929. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-JUN-99 REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : EMBL/DESY, HAMBURG REMARK 200 BEAMLINE : BW7B REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.8439 REMARK 200 MONOCHROMATOR : NULL 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 : 73054 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 12.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.2 REMARK 200 DATA REDUNDANCY : 3.870 REMARK 200 R MERGE (I) : 0.03900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.7000 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) : 2.05 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.4 REMARK 200 DATA REDUNDANCY IN SHELL : 3.30 REMARK 200 R MERGE FOR SHELL (I) : 0.29700 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.95 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.93 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, AMMONIUM ACETATE, MAGNESIUM REMARK 280 CHLORIDE , PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 53.52500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 58.67000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 53.52500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 58.67000 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 300 REMARK: THE BIOLOGICAL ASSEMBLY IS A DIMER CONSTRUCTED FROM CHAINS REMARK 300 A AND B. EACH ACTIVE SITE CONTAINS A ZINC ION. THE ACTIVE SITE OF REMARK 300 SUBUNIT B CONTAINS A THREONINE LIGAND. 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: 4590 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 33330 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.0 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 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 GLU A 641 CB CG CD OE1 OE2 REMARK 470 GLU B 641 CB 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 ALA A 260 72.25 -151.24 REMARK 500 GLN A 289 70.10 52.73 REMARK 500 LYS A 314 -52.14 -27.81 REMARK 500 GLU A 447 -8.95 -58.63 REMARK 500 GLN A 455 72.24 -107.90 REMARK 500 LEU A 456 125.48 -36.50 REMARK 500 ASP A 501 41.45 -91.24 REMARK 500 ASN A 502 15.11 33.58 REMARK 500 ASP A 549 13.96 -64.71 REMARK 500 GLU A 641 -10.47 92.39 REMARK 500 ARG B 423 125.59 -38.88 REMARK 500 CYS B 480 -63.12 -134.05 REMARK 500 ASN B 502 23.36 45.08 REMARK 500 LYS B 605 -165.74 -117.63 REMARK 500 GLU B 641 -22.07 87.69 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 ZN A 1 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 334 SG REMARK 620 2 HIS A 385 NE2 108.4 REMARK 620 3 HIS A 511 ND1 103.8 103.9 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN B 2 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS B 334 SG REMARK 620 2 HIS B 385 NE2 96.8 REMARK 620 3 HIS B 511 ND1 102.5 100.5 REMARK 620 4 THR B 801 OG1 143.2 85.8 113.1 REMARK 620 5 THR B 801 N 89.1 150.3 106.6 72.7 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 2 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE THR B 801 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1QF6 RELATED DB: PDB REMARK 900 STRUCTURE OF THREONYL-TRNA SYNTHETASE-TRNA(THR) COMPLEX REMARK 900 RELATED ID: 1EVL RELATED DB: PDB REMARK 900 STRUCTURE OF A TRUNCATED FORM OF THREONYL-TRNA SYNTHETASE WITH A REMARK 900 THREONYL ADENYLATE ANALOG. DBREF 1EVK A 242 642 UNP P0A8M3 SYT_ECOLI 242 642 DBREF 1EVK B 242 642 UNP P0A8M3 SYT_ECOLI 242 642 SEQRES 1 A 401 ARG ASP HIS ARG LYS ILE GLY LYS GLN LEU ASP LEU TYR SEQRES 2 A 401 HIS MET GLN GLU GLU ALA PRO GLY MET VAL PHE TRP HIS SEQRES 3 A 401 ASN ASP GLY TRP THR ILE PHE ARG GLU LEU GLU VAL PHE SEQRES 4 A 401 VAL ARG SER LYS LEU LYS GLU TYR GLN TYR GLN GLU VAL SEQRES 5 A 401 LYS GLY PRO PHE MET MET ASP ARG VAL LEU TRP GLU LYS SEQRES 6 A 401 THR GLY HIS TRP ASP ASN TYR LYS ASP ALA MET PHE THR SEQRES 7 A 401 THR SER SER GLU ASN ARG GLU TYR CYS ILE LYS PRO MET SEQRES 8 A 401 ASN CYS PRO GLY HIS VAL GLN ILE PHE ASN GLN GLY LEU SEQRES 9 A 401 LYS SER TYR ARG ASP LEU PRO LEU ARG MET ALA GLU PHE SEQRES 10 A 401 GLY SER CYS HIS ARG ASN GLU PRO SER GLY SER LEU HIS SEQRES 11 A 401 GLY LEU MET ARG VAL ARG GLY PHE THR GLN ASP ASP ALA SEQRES 12 A 401 HIS ILE PHE CYS THR GLU GLU GLN ILE ARG ASP GLU VAL SEQRES 13 A 401 ASN GLY CYS ILE ARG LEU VAL TYR ASP MET TYR SER THR SEQRES 14 A 401 PHE GLY PHE GLU LYS ILE VAL VAL LYS LEU SER THR ARG SEQRES 15 A 401 PRO GLU LYS ARG ILE GLY SER ASP GLU MET TRP ASP ARG SEQRES 16 A 401 ALA GLU ALA ASP LEU ALA VAL ALA LEU GLU GLU ASN ASN SEQRES 17 A 401 ILE PRO PHE GLU TYR GLN LEU GLY GLU GLY ALA PHE TYR SEQRES 18 A 401 GLY PRO LYS ILE GLU PHE THR LEU TYR ASP CYS LEU ASP SEQRES 19 A 401 ARG ALA TRP GLN CYS GLY THR VAL GLN LEU ASP PHE SER SEQRES 20 A 401 LEU PRO SER ARG LEU SER ALA SER TYR VAL GLY GLU ASP SEQRES 21 A 401 ASN GLU ARG LYS VAL PRO VAL MET ILE HIS ARG ALA ILE SEQRES 22 A 401 LEU GLY SER MET GLU ARG PHE ILE GLY ILE LEU THR GLU SEQRES 23 A 401 GLU PHE ALA GLY PHE PHE PRO THR TRP LEU ALA PRO VAL SEQRES 24 A 401 GLN VAL VAL ILE MET ASN ILE THR ASP SER GLN SER GLU SEQRES 25 A 401 TYR VAL ASN GLU LEU THR GLN LYS LEU SER ASN ALA GLY SEQRES 26 A 401 ILE ARG VAL LYS ALA ASP LEU ARG ASN GLU LYS ILE GLY SEQRES 27 A 401 PHE LYS ILE ARG GLU HIS THR LEU ARG ARG VAL PRO TYR SEQRES 28 A 401 MET LEU VAL CYS GLY ASP LYS GLU VAL GLU SER GLY LYS SEQRES 29 A 401 VAL ALA VAL ARG THR ARG ARG GLY LYS ASP LEU GLY SER SEQRES 30 A 401 MET ASP VAL ASN GLU VAL ILE GLU LYS LEU GLN GLN GLU SEQRES 31 A 401 ILE ARG SER ARG SER LEU LYS GLN LEU GLU GLU SEQRES 1 B 401 ARG ASP HIS ARG LYS ILE GLY LYS GLN LEU ASP LEU TYR SEQRES 2 B 401 HIS MET GLN GLU GLU ALA PRO GLY MET VAL PHE TRP HIS SEQRES 3 B 401 ASN ASP GLY TRP THR ILE PHE ARG GLU LEU GLU VAL PHE SEQRES 4 B 401 VAL ARG SER LYS LEU LYS GLU TYR GLN TYR GLN GLU VAL SEQRES 5 B 401 LYS GLY PRO PHE MET MET ASP ARG VAL LEU TRP GLU LYS SEQRES 6 B 401 THR GLY HIS TRP ASP ASN TYR LYS ASP ALA MET PHE THR SEQRES 7 B 401 THR SER SER GLU ASN ARG GLU TYR CYS ILE LYS PRO MET SEQRES 8 B 401 ASN CYS PRO GLY HIS VAL GLN ILE PHE ASN GLN GLY LEU SEQRES 9 B 401 LYS SER TYR ARG ASP LEU PRO LEU ARG MET ALA GLU PHE SEQRES 10 B 401 GLY SER CYS HIS ARG ASN GLU PRO SER GLY SER LEU HIS SEQRES 11 B 401 GLY LEU MET ARG VAL ARG GLY PHE THR GLN ASP ASP ALA SEQRES 12 B 401 HIS ILE PHE CYS THR GLU GLU GLN ILE ARG ASP GLU VAL SEQRES 13 B 401 ASN GLY CYS ILE ARG LEU VAL TYR ASP MET TYR SER THR SEQRES 14 B 401 PHE GLY PHE GLU LYS ILE VAL VAL LYS LEU SER THR ARG SEQRES 15 B 401 PRO GLU LYS ARG ILE GLY SER ASP GLU MET TRP ASP ARG SEQRES 16 B 401 ALA GLU ALA ASP LEU ALA VAL ALA LEU GLU GLU ASN ASN SEQRES 17 B 401 ILE PRO PHE GLU TYR GLN LEU GLY GLU GLY ALA PHE TYR SEQRES 18 B 401 GLY PRO LYS ILE GLU PHE THR LEU TYR ASP CYS LEU ASP SEQRES 19 B 401 ARG ALA TRP GLN CYS GLY THR VAL GLN LEU ASP PHE SER SEQRES 20 B 401 LEU PRO SER ARG LEU SER ALA SER TYR VAL GLY GLU ASP SEQRES 21 B 401 ASN GLU ARG LYS VAL PRO VAL MET ILE HIS ARG ALA ILE SEQRES 22 B 401 LEU GLY SER MET GLU ARG PHE ILE GLY ILE LEU THR GLU SEQRES 23 B 401 GLU PHE ALA GLY PHE PHE PRO THR TRP LEU ALA PRO VAL SEQRES 24 B 401 GLN VAL VAL ILE MET ASN ILE THR ASP SER GLN SER GLU SEQRES 25 B 401 TYR VAL ASN GLU LEU THR GLN LYS LEU SER ASN ALA GLY SEQRES 26 B 401 ILE ARG VAL LYS ALA ASP LEU ARG ASN GLU LYS ILE GLY SEQRES 27 B 401 PHE LYS ILE ARG GLU HIS THR LEU ARG ARG VAL PRO TYR SEQRES 28 B 401 MET LEU VAL CYS GLY ASP LYS GLU VAL GLU SER GLY LYS SEQRES 29 B 401 VAL ALA VAL ARG THR ARG ARG GLY LYS ASP LEU GLY SER SEQRES 30 B 401 MET ASP VAL ASN GLU VAL ILE GLU LYS LEU GLN GLN GLU SEQRES 31 B 401 ILE ARG SER ARG SER LEU LYS GLN LEU GLU GLU HET ZN A 1 1 HET ZN B 2 1 HET THR B 801 8 HETNAM ZN ZINC ION HETNAM THR THREONINE FORMUL 3 ZN 2(ZN 2+) FORMUL 5 THR C4 H9 N O3 FORMUL 6 HOH *478(H2 O) HELIX 1 1 ASP A 243 LEU A 251 1 9 HELIX 2 2 HIS A 267 TYR A 288 1 22 HELIX 3 3 ARG A 301 LYS A 306 1 6 HELIX 4 4 GLY A 308 LYS A 314 1 7 HELIX 5 5 ASP A 315 MET A 317 5 3 HELIX 6 6 ASN A 333 ASN A 342 1 10 HELIX 7 7 PRO A 366 LEU A 370 5 5 HELIX 8 8 GLN A 392 PHE A 411 1 20 HELIX 9 9 SER A 430 GLU A 447 1 18 HELIX 10 10 SER A 488 LEU A 493 1 6 HELIX 11 11 MET A 518 ALA A 530 1 13 HELIX 12 12 GLN A 551 ALA A 565 1 15 HELIX 13 13 LYS A 577 ARG A 588 1 12 HELIX 14 14 GLY A 597 GLY A 604 1 8 HELIX 15 15 VAL A 621 SER A 634 1 14 HELIX 16 16 ASP B 243 LEU B 251 1 9 HELIX 17 17 HIS B 267 TYR B 288 1 22 HELIX 18 18 ARG B 301 GLY B 308 1 8 HELIX 19 19 GLY B 308 LYS B 314 1 7 HELIX 20 20 ASP B 315 MET B 317 5 3 HELIX 21 21 ASN B 333 ASN B 342 1 10 HELIX 22 22 TYR B 348 LEU B 351 5 4 HELIX 23 23 PRO B 366 LEU B 370 5 5 HELIX 24 24 THR B 389 GLU B 391 5 3 HELIX 25 25 GLN B 392 PHE B 411 1 20 HELIX 26 26 SER B 430 ASN B 448 1 19 HELIX 27 27 SER B 488 LEU B 493 1 6 HELIX 28 28 SER B 517 ALA B 530 1 14 HELIX 29 29 THR B 548 SER B 550 5 3 HELIX 30 30 GLN B 551 ALA B 565 1 15 HELIX 31 31 LYS B 577 ARG B 588 1 12 HELIX 32 32 GLY B 597 GLY B 604 1 8 HELIX 33 33 VAL B 621 SER B 634 1 14 SHEET 1 A 2 TYR A 254 HIS A 255 0 SHEET 2 A 2 PHE A 265 TRP A 266 -1 N PHE A 265 O HIS A 255 SHEET 1 B 8 GLU A 453 TYR A 454 0 SHEET 2 B 8 ILE A 416 SER A 421 1 O VAL A 418 N GLU A 453 SHEET 3 B 8 LYS A 465 TYR A 471 -1 N LYS A 465 O SER A 421 SHEET 4 B 8 ALA A 477 ASP A 486 -1 O TRP A 478 N LEU A 470 SHEET 5 B 8 VAL A 508 SER A 517 -1 N MET A 509 O ASP A 486 SHEET 6 B 8 GLY A 378 CYS A 388 -1 N ASP A 382 O GLY A 516 SHEET 7 B 8 LEU A 353 GLU A 357 -1 N LEU A 353 O PHE A 387 SHEET 8 B 8 GLN A 291 GLU A 292 1 N GLN A 291 O ARG A 354 SHEET 1 C 7 GLU A 453 TYR A 454 0 SHEET 2 C 7 ILE A 416 SER A 421 1 O VAL A 418 N GLU A 453 SHEET 3 C 7 LYS A 465 TYR A 471 -1 N LYS A 465 O SER A 421 SHEET 4 C 7 ALA A 477 ASP A 486 -1 O TRP A 478 N LEU A 470 SHEET 5 C 7 VAL A 508 SER A 517 -1 N MET A 509 O ASP A 486 SHEET 6 C 7 GLY A 378 CYS A 388 -1 N ASP A 382 O GLY A 516 SHEET 7 C 7 SER A 360 HIS A 362 -1 N CYS A 361 O PHE A 379 SHEET 1 D 3 MET A 298 ASP A 300 0 SHEET 2 D 3 ARG A 325 ILE A 329 -1 N CYS A 328 O MET A 299 SHEET 3 D 3 PHE A 318 SER A 322 -1 O PHE A 318 N ILE A 329 SHEET 1 E 2 TYR A 497 VAL A 498 0 SHEET 2 E 2 ARG A 504 LYS A 505 -1 N LYS A 505 O TYR A 497 SHEET 1 F 5 VAL A 569 ASP A 572 0 SHEET 2 F 5 VAL A 542 ASN A 546 1 O VAL A 542 N LYS A 570 SHEET 3 F 5 TYR A 592 CYS A 596 1 O TYR A 592 N VAL A 543 SHEET 4 F 5 LYS A 605 THR A 610 -1 O ALA A 607 N VAL A 595 SHEET 5 F 5 ASP A 615 ASP A 620 -1 N LEU A 616 O VAL A 608 SHEET 1 G 2 TYR B 254 HIS B 255 0 SHEET 2 G 2 PHE B 265 TRP B 266 -1 N PHE B 265 O HIS B 255 SHEET 1 H 8 GLN B 291 GLU B 292 0 SHEET 2 H 8 LEU B 353 HIS B 362 1 O ARG B 354 N GLN B 291 SHEET 3 H 8 GLY B 378 CYS B 388 -1 O PHE B 379 N CYS B 361 SHEET 4 H 8 VAL B 508 ALA B 513 -1 N VAL B 508 O CYS B 388 SHEET 5 H 8 ALA B 477 ASP B 486 -1 N THR B 482 O ALA B 513 SHEET 6 H 8 LYS B 465 TYR B 471 -1 N ILE B 466 O VAL B 483 SHEET 7 H 8 ILE B 416 SER B 421 -1 O VAL B 417 N THR B 469 SHEET 8 H 8 GLU B 453 GLN B 455 1 O GLU B 453 N LEU B 420 SHEET 1 I 3 MET B 298 ASP B 300 0 SHEET 2 I 3 ARG B 325 ILE B 329 -1 N CYS B 328 O MET B 299 SHEET 3 I 3 THR B 319 SER B 322 -1 O THR B 320 N TYR B 327 SHEET 1 J 2 TYR B 497 VAL B 498 0 SHEET 2 J 2 ARG B 504 LYS B 505 -1 N LYS B 505 O TYR B 497 SHEET 1 K 5 VAL B 569 ASP B 572 0 SHEET 2 K 5 VAL B 542 ASN B 546 1 O VAL B 542 N LYS B 570 SHEET 3 K 5 TYR B 592 CYS B 596 1 O TYR B 592 N VAL B 543 SHEET 4 K 5 LYS B 605 THR B 610 -1 O ALA B 607 N VAL B 595 SHEET 5 K 5 ASP B 615 ASP B 620 -1 N LEU B 616 O VAL B 608 LINK ZN ZN A 1 SG CYS A 334 1555 1555 2.52 LINK ZN ZN A 1 NE2 HIS A 385 1555 1555 2.28 LINK ZN ZN A 1 ND1 HIS A 511 1555 1555 2.49 LINK ZN ZN B 2 SG CYS B 334 1555 1555 2.48 LINK ZN ZN B 2 NE2 HIS B 385 1555 1555 2.20 LINK ZN ZN B 2 ND1 HIS B 511 1555 1555 2.26 LINK ZN ZN B 2 OG1 THR B 801 1555 1555 2.45 LINK ZN ZN B 2 N THR B 801 1555 1555 2.33 CISPEP 1 LEU A 351 PRO A 352 0 0.18 CISPEP 2 LEU B 351 PRO B 352 0 -0.24 SITE 1 AC1 4 CYS A 334 HIS A 385 HIS A 511 HOH A 842 SITE 1 AC2 4 CYS B 334 HIS B 385 HIS B 511 THR B 801 SITE 1 AC3 12 ZN B 2 MET B 332 CYS B 334 ARG B 363 SITE 2 AC3 12 GLN B 381 ASP B 383 HIS B 385 TYR B 462 SITE 3 AC3 12 THR B 482 GLN B 484 HIS B 511 HOH B 814 CRYST1 107.050 117.340 87.080 90.00 90.00 90.00 P 21 21 2 8 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 0.009341 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008522 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011484 0.00000