HEADER HYDROLASE 15-AUG-15 5D88 TITLE THE STRUCTURE OF THE U32 PEPTIDASE MK0906 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PREDICTED PROTEASE OF THE COLLAGENASE FAMILY; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOPYRUS KANDLERI; SOURCE 3 ORGANISM_TAXID: 2320; SOURCE 4 GENE: MK0906; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PJEXPRESS411 KEYWDS U32 PEPTIDASE, TIM BARREL, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR U.BAUMANN,M.SCHACHERL,A.A.M.MONATDA REVDAT 4 08-MAY-24 5D88 1 LINK REVDAT 3 20-JUL-16 5D88 1 JRNL REVDAT 2 09-DEC-15 5D88 1 JRNL REVDAT 1 02-DEC-15 5D88 0 JRNL AUTH M.SCHACHERL,A.A.MONTADA,E.BRUNSTEIN,U.BAUMANN JRNL TITL THE FIRST CRYSTAL STRUCTURE OF THE PEPTIDASE DOMAIN OF THE JRNL TITL 2 U32 PEPTIDASE FAMILY. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 71 2505 2015 JRNL REFN ESSN 1399-0047 JRNL PMID 26627657 JRNL DOI 10.1107/S1399004715019549 REMARK 2 REMARK 2 RESOLUTION. 1.66 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.10-2131 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.66 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.56 REMARK 3 MIN(FOBS/SIGMA_FOBS) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 73545 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.133 REMARK 3 R VALUE (WORKING SET) : 0.133 REMARK 3 FREE R VALUE : 0.152 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 2.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1466 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 1.7200 - 1.6600 0.98 7163 147 0.2150 0.2740 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : NULL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.60 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5D88 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-AUG-15. REMARK 100 THE DEPOSITION ID IS D_1000212817. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-FEB-12 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SLS REMARK 200 BEAMLINE : X06DA REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 2M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 73564 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.660 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 5.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.02600 REMARK 200 FOR THE DATA SET : 29.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.66 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.8 REMARK 200 DATA REDUNDANCY IN SHELL : 4.90 REMARK 200 R MERGE FOR SHELL (I) : 0.44600 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD REMARK 200 SOFTWARE USED: PHENIX 1.8 REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.63 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.84 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.5 M NAOAC, PH 7, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 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+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 59.43867 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 29.71933 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 29.71933 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 59.43867 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: 3880 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 22160 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -102.0 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 350 BIOMT2 2 -0.866025 0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 59.43867 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 ZN ZN A 301 LIES ON A SPECIAL POSITION. 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 -21 REMARK 465 SER A -8 REMARK 465 GLY A -7 REMARK 465 LEU A -6 REMARK 465 VAL A -5 REMARK 465 PRO A -4 REMARK 465 ARG A -3 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 HH21 ARG A 176 O HOH A 401 1.47 REMARK 500 HE ARG A 161 O HOH A 404 1.50 REMARK 500 O HOH A 403 O HOH A 427 1.84 REMARK 500 O HOH A 402 O HOH A 539 2.04 REMARK 500 NH2 ARG A 176 O HOH A 401 2.11 REMARK 500 O HOH A 405 O HOH A 538 2.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 H SER A -10 OE2 GLU A 42 4655 1.58 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 PHE A 181 CB - CG - CD2 ANGL. DEV. = -4.3 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 VAL A 28 79.11 -100.82 REMARK 500 ASP A 92 -61.76 -96.02 REMARK 500 ASP A 92 -63.16 -94.96 REMARK 500 ASN A 202 20.99 -142.53 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 301 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 CYS A 68 SG REMARK 620 2 CYS A 68 SG 0.0 REMARK 620 3 HIS A 189 NE2 111.5 111.5 REMARK 620 4 HIS A 189 NE2 111.5 111.5 0.0 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 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ACT A 302 DBREF 5D88 A 1 234 UNP Q8TWX5 Q8TWX5_METKA 1 234 SEQADV 5D88 MET A -21 UNP Q8TWX5 INITIATING METHIONINE SEQADV 5D88 GLY A -20 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 SER A -19 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 TRP A -18 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 SER A -17 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 HIS A -16 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 PRO A -15 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 GLN A -14 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 PHE A -13 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 GLU A -12 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 LYS A -11 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 SER A -10 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 SER A -8 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 GLY A -7 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 LEU A -6 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 VAL A -5 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 PRO A -4 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 ARG A -3 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 GLY A -2 UNP Q8TWX5 EXPRESSION TAG SEQADV 5D88 SER A -1 UNP Q8TWX5 EXPRESSION TAG SEQRES 1 A 254 MET GLY SER TRP SER HIS PRO GLN PHE GLU LYS SER SER SEQRES 2 A 254 GLY LEU VAL PRO ARG GLY SER MET THR ARG ARG TRP TYR SEQRES 3 A 254 LEU CYS CYS SER ARG HIS HIS LEU ASP THR VAL PRO GLU SEQRES 4 A 254 ASP SER ASP GLY ILE VAL VAL PRO VAL THR GLU HIS GLY SEQRES 5 A 254 VAL ALA THR LEU LEU PRO ARG TYR PRO GLU THR TYR GLU SEQRES 6 A 254 VAL GLU ASP ILE VAL ASP VAL ALA LYS ASP ARG GLY LEU SEQRES 7 A 254 SER VAL GLN ALA LEU MET ASP PHE THR CYS ALA GLY CYS SEQRES 8 A 254 GLU HIS LEU SER PRO ASP GLY TYR PRO SER LEU ARG SER SEQRES 9 A 254 THR LEU ASP TYR LEU ALA SER ASP LEU GLU VAL ASP GLY SEQRES 10 A 254 VAL VAL VAL ALA ASP PRO TYR LEU VAL GLU VAL LEU ALA SEQRES 11 A 254 THR GLU TYR ASP LEU THR VAL VAL VAL SER HIS THR ALA SEQRES 12 A 254 ALA VAL ASP THR PRO GLU LYS ALA TRP HIS PHE GLU ARG SEQRES 13 A 254 LEU GLY ALA ASP VAL ILE THR VAL ASP PRO ALA LEU ASN SEQRES 14 A 254 SER ASN GLU GLU GLU VAL SER ALA ILE ARG GLU ARG VAL SEQRES 15 A 254 SER VAL GLU LEU ARG THR ALA VAL GLY ALA ILE THR PHE SEQRES 16 A 254 ARG ASP PRO VAL ALA PHE PHE GLU ARG ASN LEU PHE SER SEQRES 17 A 254 HIS ALA THR ALA GLU GLY ILE GLU VAL ASP PRO TYR ARG SEQRES 18 A 254 ASN ASN PRO TYR GLU PRO MET ARG GLU ARG VAL VAL VAL SEQRES 19 A 254 TRP GLU VAL ARG GLU GLU LEU PHE ASP GLU VAL PHE ILE SEQRES 20 A 254 LEU ALA SER GLY GLU PRO PRO HET ZN A 301 1 HET ACT A 302 7 HETNAM ZN ZINC ION HETNAM ACT ACETATE ION FORMUL 2 ZN ZN 2+ FORMUL 3 ACT C2 H3 O2 1- FORMUL 4 HOH *161(H2 O) HELIX 1 AA1 SER A 10 ASP A 15 1 6 HELIX 2 AA2 THR A 29 GLY A 32 5 4 HELIX 3 AA3 GLU A 42 ARG A 56 1 15 HELIX 4 AA4 CYS A 71 PRO A 76 5 6 HELIX 5 AA5 ASP A 77 ASP A 92 1 16 HELIX 6 AA6 ASP A 102 TYR A 113 1 12 HELIX 7 AA7 HIS A 121 ALA A 124 5 4 HELIX 8 AA8 THR A 127 GLY A 138 1 12 HELIX 9 AA9 ASP A 145 ASN A 149 5 5 HELIX 10 AB1 ASN A 151 VAL A 162 1 12 HELIX 11 AB2 VAL A 179 GLY A 194 1 16 HELIX 12 AB3 TYR A 205 ARG A 209 5 5 HELIX 13 AB4 ARG A 218 PHE A 222 5 5 SHEET 1 AA1 9 ARG A 3 LEU A 7 0 SHEET 2 AA1 9 GLY A 23 PRO A 27 1 O VAL A 25 N TYR A 6 SHEET 3 AA1 9 SER A 59 LEU A 63 1 O LEU A 63 N VAL A 26 SHEET 4 AA1 9 GLY A 97 VAL A 100 1 O VAL A 99 N ALA A 62 SHEET 5 AA1 9 THR A 116 VAL A 119 1 O VAL A 118 N VAL A 100 SHEET 6 AA1 9 VAL A 141 THR A 143 1 O VAL A 141 N VAL A 119 SHEET 7 AA1 9 GLU A 165 VAL A 170 1 O ARG A 167 N ILE A 142 SHEET 8 AA1 9 GLU A 224 ILE A 227 1 O PHE A 226 N THR A 168 SHEET 9 AA1 9 ARG A 3 LEU A 7 1 N TRP A 5 O VAL A 225 SHEET 1 AA2 2 ALA A 172 ILE A 173 0 SHEET 2 AA2 2 VAL A 213 VAL A 214 -1 O VAL A 214 N ALA A 172 LINK SG CYS A 68 ZN ZN A 301 1555 1555 2.27 LINK SG CYS A 68 ZN ZN A 301 1555 6555 2.27 LINK NE2 HIS A 189 ZN ZN A 301 1555 1555 2.04 LINK NE2 HIS A 189 ZN ZN A 301 1555 6555 2.04 SITE 1 AC1 2 CYS A 68 HIS A 189 SITE 1 AC2 6 THR A 35 LEU A 36 HIS A 121 ALA A 172 SITE 2 AC2 6 ILE A 173 ARG A 184 CRYST1 79.150 79.150 89.158 90.00 90.00 120.00 P 32 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 0.012634 0.007294 0.000000 0.00000 SCALE2 0.000000 0.014589 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011216 0.00000