HEADER HYDROLASE 08-JUN-00 1F4L TITLE CRYSTAL STRUCTURE OF THE E.COLI METHIONYL-TRNA SYNTHETASE COMPLEXED TITLE 2 WITH METHIONINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHIONYL-TRNA SYNTHETASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-551; COMPND 5 EC: 6.1.1.10; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: SYNTHETIC GENE; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS ROSSMANN FOLD, ZINC DOMAIN, AMINO ACID, TRNA, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR L.SERRE,G.VERDON,T.CHONOWSKI,N.HERVOUET,C.ZELWER REVDAT 7 13-MAR-24 1F4L 1 REMARK LINK REVDAT 6 04-OCT-17 1F4L 1 REMARK REVDAT 5 24-AUG-11 1F4L 1 KEYWDS VERSN REVDAT 4 24-FEB-09 1F4L 1 VERSN REVDAT 3 07-JAN-03 1F4L 1 REMARK REVDAT 2 11-APR-01 1F4L 1 COMPND REVDAT 1 21-MAR-01 1F4L 0 JRNL AUTH L.SERRE,G.VERDON,T.CHOINOWSKI,N.HERVOUET,J.L.RISLER,C.ZELWER JRNL TITL HOW METHIONYL-TRNA SYNTHETASE CREATES ITS AMINO ACID JRNL TITL 2 RECOGNITION POCKET UPON L-METHIONINE BINDING. JRNL REF J.MOL.BIOL. V. 306 863 2001 JRNL REFN ISSN 0022-2836 JRNL PMID 11243794 JRNL DOI 10.1006/JMBI.2001.4408 REMARK 2 REMARK 2 RESOLUTION. 1.85 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 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.85 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 91.2 REMARK 3 NUMBER OF REFLECTIONS : 40632 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : NULL REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.239 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 4532 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 4384 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 10 REMARK 3 SOLVENT ATOMS : 437 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): NULL REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): NULL REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.010 ; NULL REMARK 3 ANGLE DISTANCE (A) : 0.028 ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1F4L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 13-JUN-00. REMARK 100 THE DEPOSITION ID IS D_1000011235. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : AUG-97 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 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 : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 45164 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.850 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.2 REMARK 200 DATA REDUNDANCY : 2.900 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 15.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL 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: 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 (%): 46.71 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.31 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM CITRATE, METHYL-PENTANEDIOL, REMARK 280 L-METHIONINE, MERCAPTOETHANOL, PHOSPHATE, PH 7.0, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 22.58000 REMARK 290 SMTRY3 2 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 BIOLOCICAL ASSEMBLY IS A DIMER FORMED WITH THE FULL REMARK 300 LENGTH MONOMER 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 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 -26.54228 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 22.58000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 82.12748 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 0 REMARK 465 THR A 1 REMARK 465 GLN A 2 REMARK 465 VAL A 3 REMARK 465 GLU A 549 REMARK 465 VAL A 550 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 41 NE - CZ - NH1 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG A 41 NE - CZ - NH2 ANGL. DEV. = 5.5 DEGREES REMARK 500 TYR A 91 CB - CG - CD1 ANGL. DEV. = -5.4 DEGREES REMARK 500 ARG A 103 CD - NE - CZ ANGL. DEV. = 13.9 DEGREES REMARK 500 ARG A 103 NE - CZ - NH1 ANGL. DEV. = -4.3 DEGREES REMARK 500 ARG A 103 NE - CZ - NH2 ANGL. DEV. = 7.1 DEGREES REMARK 500 ARG A 139 CD - NE - CZ ANGL. DEV. = 10.8 DEGREES REMARK 500 ARG A 206 NE - CZ - NH1 ANGL. DEV. = -3.7 DEGREES REMARK 500 ARG A 233 NE - CZ - NH2 ANGL. DEV. = 5.1 DEGREES REMARK 500 ALA A 235 CA - C - O ANGL. DEV. = -21.0 DEGREES REMARK 500 PRO A 236 CA - N - CD ANGL. DEV. = -11.8 DEGREES REMARK 500 PRO A 236 N - CA - CB ANGL. DEV. = 10.8 DEGREES REMARK 500 VAL A 252 CB - CA - C ANGL. DEV. = -15.8 DEGREES REMARK 500 LYS A 282 CA - CB - CG ANGL. DEV. = 13.4 DEGREES REMARK 500 GLU A 375 OE1 - CD - OE2 ANGL. DEV. = -7.9 DEGREES REMARK 500 GLN A 379 CB - CG - CD ANGL. DEV. = 17.4 DEGREES REMARK 500 ARG A 403 NE - CZ - NH2 ANGL. DEV. = -4.2 DEGREES REMARK 500 ARG A 435 CD - NE - CZ ANGL. DEV. = 31.9 DEGREES REMARK 500 ARG A 435 NE - CZ - NH1 ANGL. DEV. = -7.6 DEGREES REMARK 500 ARG A 435 NE - CZ - NH2 ANGL. DEV. = 7.0 DEGREES REMARK 500 ARG A 453 CD - NE - CZ ANGL. DEV. = 8.4 DEGREES REMARK 500 GLU A 467 CB - CG - CD ANGL. DEV. = 17.8 DEGREES REMARK 500 VAL A 524 N - CA - CB ANGL. DEV. = -14.2 DEGREES REMARK 500 ARG A 533 NE - CZ - NH2 ANGL. DEV. = 3.1 DEGREES REMARK 500 LYS A 547 CA - CB - CG ANGL. DEV. = 14.3 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 SER A 90 48.45 -81.20 REMARK 500 HIS A 95 -143.62 -117.16 REMARK 500 LEU A 303 -65.32 -120.90 REMARK 500 GLU A 467 109.21 -13.52 REMARK 500 LYS A 528 -91.05 -55.64 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ALA A 235 PRO A 236 55.87 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 ALA A 235 30.69 REMARK 500 GLU A 467 -10.96 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 701 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 145 SG REMARK 620 2 CYS A 148 SG 109.8 REMARK 620 3 CYS A 158 SG 105.5 106.3 REMARK 620 4 CYS A 161 SG 109.5 111.4 114.2 REMARK 620 N 1 2 3 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 701 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MET A 601 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1QQT RELATED DB: PDB REMARK 900 1QQT CONTAINS SAME PROTEIN. REMARK 900 RELATED ID: 1A8H RELATED DB: PDB REMARK 900 1A8H CONTAINS METHIONYL-TRNA SYNTHETASE FROM THERMUS THERMOPHILUS. DBREF 1F4L A 0 550 UNP P00959 SYM_ECOLI 1 551 SEQRES 1 A 551 MET THR GLN VAL ALA LYS LYS ILE LEU VAL THR CYS ALA SEQRES 2 A 551 LEU PRO TYR ALA ASN GLY SER ILE HIS LEU GLY HIS MET SEQRES 3 A 551 LEU GLU HIS ILE GLN ALA ASP VAL TRP VAL ARG TYR GLN SEQRES 4 A 551 ARG MET ARG GLY HIS GLU VAL ASN PHE ILE CYS ALA ASP SEQRES 5 A 551 ASP ALA HIS GLY THR PRO ILE MET LEU LYS ALA GLN GLN SEQRES 6 A 551 LEU GLY ILE THR PRO GLU GLN MET ILE GLY GLU MET SER SEQRES 7 A 551 GLN GLU HIS GLN THR ASP PHE ALA GLY PHE ASN ILE SER SEQRES 8 A 551 TYR ASP ASN TYR HIS SER THR HIS SER GLU GLU ASN ARG SEQRES 9 A 551 GLN LEU SER GLU LEU ILE TYR SER ARG LEU LYS GLU ASN SEQRES 10 A 551 GLY PHE ILE LYS ASN ARG THR ILE SER GLN LEU TYR ASP SEQRES 11 A 551 PRO GLU LYS GLY MET PHE LEU PRO ASP ARG PHE VAL LYS SEQRES 12 A 551 GLY THR CYS PRO LYS CYS LYS SER PRO ASP GLN TYR GLY SEQRES 13 A 551 ASP ASN CYS GLU VAL CYS GLY ALA THR TYR SER PRO THR SEQRES 14 A 551 GLU LEU ILE GLU PRO LYS SER VAL VAL SER GLY ALA THR SEQRES 15 A 551 PRO VAL MET ARG ASP SER GLU HIS PHE PHE PHE ASP LEU SEQRES 16 A 551 PRO SER PHE SER GLU MET LEU GLN ALA TRP THR ARG SER SEQRES 17 A 551 GLY ALA LEU GLN GLU GLN VAL ALA ASN LYS MET GLN GLU SEQRES 18 A 551 TRP PHE GLU SER GLY LEU GLN GLN TRP ASP ILE SER ARG SEQRES 19 A 551 ASP ALA PRO TYR PHE GLY PHE GLU ILE PRO ASN ALA PRO SEQRES 20 A 551 GLY LYS TYR PHE TYR VAL TRP LEU ASP ALA PRO ILE GLY SEQRES 21 A 551 TYR MET GLY SER PHE LYS ASN LEU CYS ASP LYS ARG GLY SEQRES 22 A 551 ASP SER VAL SER PHE ASP GLU TYR TRP LYS LYS ASP SER SEQRES 23 A 551 THR ALA GLU LEU TYR HIS PHE ILE GLY LYS ASP ILE VAL SEQRES 24 A 551 TYR PHE HIS SER LEU PHE TRP PRO ALA MET LEU GLU GLY SEQRES 25 A 551 SER ASN PHE ARG LYS PRO SER ASN LEU PHE VAL HIS GLY SEQRES 26 A 551 TYR VAL THR VAL ASN GLY ALA LYS MET SER LYS SER ARG SEQRES 27 A 551 GLY THR PHE ILE LYS ALA SER THR TRP LEU ASN HIS PHE SEQRES 28 A 551 ASP ALA ASP SER LEU ARG TYR TYR TYR THR ALA LYS LEU SEQRES 29 A 551 SER SER ARG ILE ASP ASP ILE ASP LEU ASN LEU GLU ASP SEQRES 30 A 551 PHE VAL GLN ARG VAL ASN ALA ASP ILE VAL ASN LYS VAL SEQRES 31 A 551 VAL ASN LEU ALA SER ARG ASN ALA GLY PHE ILE ASN LYS SEQRES 32 A 551 ARG PHE ASP GLY VAL LEU ALA SER GLU LEU ALA ASP PRO SEQRES 33 A 551 GLN LEU TYR LYS THR PHE THR ASP ALA ALA GLU VAL ILE SEQRES 34 A 551 GLY GLU ALA TRP GLU SER ARG GLU PHE GLY LYS ALA VAL SEQRES 35 A 551 ARG GLU ILE MET ALA LEU ALA ASP LEU ALA ASN ARG TYR SEQRES 36 A 551 VAL ASP GLU GLN ALA PRO TRP VAL VAL ALA LYS GLN GLU SEQRES 37 A 551 GLY ARG ASP ALA ASP LEU GLN ALA ILE CYS SER MET GLY SEQRES 38 A 551 ILE ASN LEU PHE ARG VAL LEU MET THR TYR LEU LYS PRO SEQRES 39 A 551 VAL LEU PRO LYS LEU THR GLU ARG ALA GLU ALA PHE LEU SEQRES 40 A 551 ASN THR GLU LEU THR TRP ASP GLY ILE GLN GLN PRO LEU SEQRES 41 A 551 LEU GLY HIS LYS VAL ASN PRO PHE LYS ALA LEU TYR ASN SEQRES 42 A 551 ARG ILE ASP MET ARG GLN VAL GLU ALA LEU VAL GLU ALA SEQRES 43 A 551 SER LYS GLU GLU VAL HET ZN A 701 1 HET MET A 601 9 HETNAM ZN ZINC ION HETNAM MET METHIONINE FORMUL 2 ZN ZN 2+ FORMUL 3 MET C5 H11 N O2 S FORMUL 4 HOH *437(H2 O) HELIX 1 1 HIS A 21 ARG A 41 1 21 HELIX 2 2 GLY A 55 GLY A 66 1 12 HELIX 3 3 THR A 68 PHE A 87 1 20 HELIX 4 4 SER A 99 ASN A 116 1 18 HELIX 5 5 PRO A 137 ARG A 139 5 3 HELIX 6 6 SER A 166 LEU A 170 5 5 HELIX 7 7 LEU A 194 SER A 196 5 3 HELIX 8 8 PHE A 197 SER A 207 1 11 HELIX 9 9 GLN A 211 GLY A 225 1 15 HELIX 10 10 TYR A 251 GLY A 272 1 22 HELIX 11 11 VAL A 275 LYS A 282 1 8 HELIX 12 12 ILE A 297 LEU A 303 1 7 HELIX 13 13 LEU A 303 SER A 312 1 10 HELIX 14 14 LYS A 342 PHE A 350 1 9 HELIX 15 15 ASP A 351 LEU A 363 1 13 HELIX 16 16 ASN A 373 ILE A 385 1 13 HELIX 17 17 VAL A 389 PHE A 404 1 16 HELIX 18 18 ASP A 414 ALA A 424 1 11 HELIX 19 19 ALA A 424 SER A 434 1 11 HELIX 20 20 GLU A 436 ALA A 459 1 24 HELIX 21 21 ALA A 459 ALA A 464 1 6 HELIX 22 22 ARG A 469 LEU A 491 1 23 HELIX 23 23 LEU A 495 ASN A 507 1 13 HELIX 24 24 TRP A 512 GLN A 517 5 6 HELIX 25 25 ASP A 535 GLU A 548 1 14 SHEET 1 A 5 ASN A 93 SER A 96 0 SHEET 2 A 5 GLU A 44 ASP A 51 1 O PHE A 47 N ASN A 93 SHEET 3 A 5 LYS A 6 CYS A 11 1 N ILE A 7 O GLU A 44 SHEET 4 A 5 GLU A 288 GLY A 294 1 O GLU A 288 N LEU A 8 SHEET 5 A 5 ASN A 319 HIS A 323 1 N ASN A 319 O LEU A 289 SHEET 1 B 4 MET A 134 PHE A 135 0 SHEET 2 B 4 ILE A 119 ASP A 129 -1 N ASP A 129 O MET A 134 SHEET 3 B 4 VAL A 183 PHE A 192 -1 O VAL A 183 N TYR A 128 SHEET 4 B 4 TRP A 229 ASP A 230 -1 O TRP A 229 N PHE A 192 SHEET 1 C 3 GLN A 153 TYR A 154 0 SHEET 2 C 3 VAL A 141 THR A 144 -1 O GLY A 143 N GLN A 153 SHEET 3 C 3 ILE A 171 SER A 175 -1 N ILE A 171 O THR A 144 SHEET 1 D 2 SER A 232 ASP A 234 0 SHEET 2 D 2 LYS A 248 PHE A 250 -1 O TYR A 249 N ARG A 233 SHEET 1 E 2 VAL A 326 VAL A 328 0 SHEET 2 E 2 ILE A 370 LEU A 372 1 O ILE A 370 N THR A 327 LINK SG CYS A 145 ZN ZN A 701 1555 1555 2.54 LINK SG CYS A 148 ZN ZN A 701 1555 1555 2.52 LINK SG CYS A 158 ZN ZN A 701 1555 1555 2.61 LINK SG CYS A 161 ZN ZN A 701 1555 1555 2.54 SITE 1 AC1 4 CYS A 145 CYS A 148 CYS A 158 CYS A 161 SITE 1 AC2 9 LEU A 13 TYR A 15 ASP A 52 TRP A 253 SITE 2 AC2 9 ALA A 256 PRO A 257 TYR A 260 ILE A 297 SITE 3 AC2 9 HOH A 744 CRYST1 78.400 45.160 86.310 90.00 107.91 90.00 P 1 21 1 2 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 0.012760 0.000000 0.004120 0.00000 SCALE2 0.000000 0.022140 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012180 0.00000