HEADER HYDROLASE/HYDROLASE INHIBITOR 24-JUN-99 1QJJ TITLE STRUCTURE OF ASTACIN WITH A HYDROXAMIC ACID INHIBITOR COMPND MOL_ID: 1; COMPND 2 MOLECULE: ASTACIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CATALYTIC DOMAIN; COMPND 5 SYNONYM: CRAYFISH SMALL MOLECULE PROTEINASE; COMPND 6 EC: 3.4.24.21; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: PRO-LEU-GLY-HYDROXAMIC ACID; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ASTACUS FLUVIATILIS; SOURCE 3 ORGANISM_COMMON: BROAD-FINGERED CRAYFISH; SOURCE 4 ORGANISM_TAXID: 6715; SOURCE 5 ORGAN: MIDGUT GLAND; SOURCE 6 CELL: F-CELL; SOURCE 7 SECRETION: DIGESTIVE FLUID; SOURCE 8 MOL_ID: 2; SOURCE 9 SYNTHETIC: YES; SOURCE 10 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 11 ORGANISM_TAXID: 32630 KEYWDS METALLOPROTEINASE, ASTACINS, METZINCINS, HYDROLASE-HYDROLASE KEYWDS 2 INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR F.GRAMS,W.BODE,W.STOCKER REVDAT 8 13-DEC-23 1QJJ 1 REMARK LINK REVDAT 7 08-MAY-19 1QJJ 1 REMARK LINK REVDAT 6 12-JUL-17 1QJJ 1 REVDAT 5 05-JUL-17 1QJJ 1 REMARK REVDAT 4 28-DEC-16 1QJJ 1 SOURCE REVDAT 3 13-JUL-11 1QJJ 1 VERSN REVDAT 2 24-FEB-09 1QJJ 1 VERSN REVDAT 1 24-JAN-00 1QJJ 0 JRNL AUTH F.GRAMS,V.DIVE,A.YIOTAKIS,I.YIALLOUROS,S.VASSILIOU, JRNL AUTH 2 R.ZWILLING,W.BODE,W.STOCKER JRNL TITL STRUCTURE OF ASTACIN WITH A TRANSITION-STATE ANALOGUE JRNL TITL 2 INHIBITOR JRNL REF NAT.STRUCT.BIOL. V. 3 671 1996 JRNL REFN ISSN 1072-8368 JRNL PMID 8756323 JRNL DOI 10.1038/NSB0896-671 REMARK 2 REMARK 2 RESOLUTION. 1.86 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.86 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 1.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 70.0 REMARK 3 NUMBER OF REFLECTIONS : 12506 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.161 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1612 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 177 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 10.18 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) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.011 REMARK 3 BOND ANGLES (DEGREES) : 1.500 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 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 1QJJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 24-JUN-99. REMARK 100 THE DEPOSITION ID IS D_1290002873. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-MAY-94 REMARK 200 TEMPERATURE (KELVIN) : 289.0 REMARK 200 PH : 7.00 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.86 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : COLLIMATOR PINHOLES REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : BRUKER NONIUS FAST REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MADNESS REMARK 200 DATA SCALING SOFTWARE : PROTEIN REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 16311 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.860 REMARK 200 RESOLUTION RANGE LOW (A) : 8.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.600 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 67.8 REMARK 200 DATA REDUNDANCY : 2.500 REMARK 200 R MERGE (I) : 0.08200 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.86 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.90 REMARK 200 COMPLETENESS FOR SHELL (%) : 35.5 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 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: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 1AST REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.36 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: HANGING DROP VAPOUR DIFFUSION PH 7.0, REMARK 280 1M AMMONIUM SULFATE, PH 7.00, VAPOR DIFFUSION, HANGING DROP 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 32.90000 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 65.80000 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 65.80000 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 32.90000 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 790 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9050 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -43.0 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 400 REMARK 400 COMPOUND REMARK 400 THE CDNA ENCODES TWO ADDITIONAL C-TERMINAL RESIDUES ARG-HIS THAT REMARK 400 ARE CLEAVED OFF POSTTRANSLATIONALLY AND NOT PRESENT IN THE PROTEIN REMARK 400 STUDIED REMARK 400 REMARK 400 THE L-PROLYL-L-LEUCYL-N-HYDROXYGLYCINAMIDE IS PEPTIDE-LIKE, A REMARK 400 MEMBER OF INHIBITOR CLASS. REMARK 400 REMARK 400 GROUP: 1 REMARK 400 NAME: L-PROLYL-L-LEUCYL-N-HYDROXYGLYCINAMIDE REMARK 400 CHAIN: B REMARK 400 COMPONENT_1: PEPTIDE LIKE POLYMER REMARK 400 DESCRIPTION: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 HG1 THR A 174 HZ1 LYS A 179 1.08 REMARK 500 H CYS A 64 H1 HOH A 2068 1.23 REMARK 500 HG SER A 155 H GLN A 157 1.27 REMARK 500 H PHE A 154 H2 HOH A 2140 1.35 REMARK 500 REMARK 500 REMARK: NULL 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 CYS A 198 CA - CB - SG ANGL. DEV. = 7.4 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 THR A 49 -77.95 -127.21 REMARK 500 SER A 72 134.07 82.53 REMARK 500 GLN A 157 75.14 -151.87 REMARK 500 VAL A 160 -59.64 -120.76 REMARK 500 SER A 199 72.00 29.92 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2009 DISTANCE = 5.94 ANGSTROMS REMARK 615 REMARK 615 ZERO OCCUPANCY ATOM REMARK 615 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 615 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 615 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 615 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 615 M RES C SSEQI REMARK 615 HOH A 2037 REMARK 615 HOH A 2086 REMARK 615 HOH A 2088 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 250 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 92 NE2 REMARK 620 2 HIS A 96 NE2 96.6 REMARK 620 3 HIS A 102 NE2 100.0 98.9 REMARK 620 4 GLY B 303 O 162.0 99.0 86.5 REMARK 620 5 HOA B 304 O 85.2 118.5 141.5 79.5 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 250 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF PRO-LEU-GLY REMARK 800 -HYDROXAMIC ACID REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1AST RELATED DB: PDB REMARK 900 RELATED ID: 1IAA RELATED DB: PDB REMARK 900 RELATED ID: 1IAB RELATED DB: PDB REMARK 900 RELATED ID: 1IAC RELATED DB: PDB REMARK 900 RELATED ID: 1IAD RELATED DB: PDB REMARK 900 RELATED ID: 1IAE RELATED DB: PDB REMARK 900 RELATED ID: 1QJI RELATED DB: PDB DBREF 1QJJ A 1 200 UNP P07584 ASTA_ASTFL 50 249 DBREF 1QJJ B 301 304 PDB 1QJJ 1QJJ 301 304 SEQRES 1 A 200 ALA ALA ILE LEU GLY ASP GLU TYR LEU TRP SER GLY GLY SEQRES 2 A 200 VAL ILE PRO TYR THR PHE ALA GLY VAL SER GLY ALA ASP SEQRES 3 A 200 GLN SER ALA ILE LEU SER GLY MET GLN GLU LEU GLU GLU SEQRES 4 A 200 LYS THR CYS ILE ARG PHE VAL PRO ARG THR THR GLU SER SEQRES 5 A 200 ASP TYR VAL GLU ILE PHE THR SER GLY SER GLY CYS TRP SEQRES 6 A 200 SER TYR VAL GLY ARG ILE SER GLY ALA GLN GLN VAL SER SEQRES 7 A 200 LEU GLN ALA ASN GLY CYS VAL TYR HIS GLY THR ILE ILE SEQRES 8 A 200 HIS GLU LEU MET HIS ALA ILE GLY PHE TYR HIS GLU HIS SEQRES 9 A 200 THR ARG MET ASP ARG ASP ASN TYR VAL THR ILE ASN TYR SEQRES 10 A 200 GLN ASN VAL ASP PRO SER MET THR SER ASN PHE ASP ILE SEQRES 11 A 200 ASP THR TYR SER ARG TYR VAL GLY GLU ASP TYR GLN TYR SEQRES 12 A 200 TYR SER ILE MET HIS TYR GLY LYS TYR SER PHE SER ILE SEQRES 13 A 200 GLN TRP GLY VAL LEU GLU THR ILE VAL PRO LEU GLN ASN SEQRES 14 A 200 GLY ILE ASP LEU THR ASP PRO TYR ASP LYS ALA HIS MET SEQRES 15 A 200 LEU GLN THR ASP ALA ASN GLN ILE ASN ASN LEU TYR THR SEQRES 16 A 200 ASN GLU CYS SER LEU SEQRES 1 B 4 PRO LEU GLY HOA HET HOA B 304 4 HET ZN A 250 1 HETNAM HOA HYDROXYAMINE HETNAM ZN ZINC ION FORMUL 2 HOA H3 N O FORMUL 3 ZN ZN 2+ FORMUL 4 HOH *177(H2 O) HELIX 1 1 GLY A 5 LEU A 9 5 5 HELIX 2 2 TRP A 10 GLY A 12 5 3 HELIX 3 3 SER A 23 THR A 41 1 19 HELIX 4 4 TYR A 86 GLY A 99 1 14 HELIX 5 5 HIS A 102 ARG A 106 5 5 HELIX 6 6 ASP A 108 ASN A 111 5 4 HELIX 7 7 TYR A 117 ASN A 119 5 3 HELIX 8 8 MET A 124 ASP A 129 5 6 HELIX 9 9 ASP A 175 LYS A 179 5 5 HELIX 10 10 LEU A 183 TYR A 194 1 12 SHEET 1 A 5 ARG A 44 PRO A 47 0 SHEET 2 A 5 VAL A 14 ALA A 20 1 N ILE A 15 O ARG A 44 SHEET 3 A 5 TYR A 54 PHE A 58 1 N VAL A 55 O THR A 18 SHEET 4 A 5 ALA A 74 LEU A 79 1 N GLN A 75 O TYR A 54 SHEET 5 A 5 CYS A 64 SER A 66 -1 N TRP A 65 O SER A 78 SHEET 1 B 2 VAL A 113 ILE A 115 0 SHEET 2 B 2 ILE A 164 PRO A 166 -1 N VAL A 165 O THR A 114 SSBOND 1 CYS A 42 CYS A 198 1555 1555 2.02 SSBOND 2 CYS A 64 CYS A 84 1555 1555 2.04 LINK C GLY B 303 N HOA B 304 1555 1555 1.33 LINK NE2 HIS A 92 ZN ZN A 250 1555 1555 2.13 LINK NE2 HIS A 96 ZN ZN A 250 1555 1555 2.15 LINK NE2 HIS A 102 ZN ZN A 250 1555 1555 2.10 LINK ZN ZN A 250 O GLY B 303 1555 1555 2.11 LINK ZN ZN A 250 O HOA B 304 1555 1555 2.13 SITE 1 AC1 6 HIS A 92 HIS A 96 HIS A 102 TYR A 149 SITE 2 AC1 6 GLY B 303 HOA B 304 SITE 1 AC2 11 CYS A 64 TRP A 65 SER A 66 HIS A 92 SITE 2 AC2 11 GLU A 93 HIS A 96 HIS A 102 TYR A 149 SITE 3 AC2 11 ZN A 250 HOH A2092 HOH B2002 CRYST1 61.900 61.900 98.700 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 0.016155 0.009327 0.000000 0.00000 SCALE2 0.000000 0.018654 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010132 0.00000