HEADER HYDROLASE 02-NOV-07 3B92 TITLE NOVEL THIO-BASED TACE INHIBITORS PART 2: RATIONAL DESIGN, SYNTHESIS TITLE 2 AND SAR OF THIOL-CONTANING ARYL SUFONES COMPND MOL_ID: 1; COMPND 2 MOLECULE: ADAM 17; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: TACE PROTEINASE DOMAIN, UNP RESIDUES 216-474; COMPND 5 SYNONYM: A DISINTEGRIN AND METALLOPROTEINASE DOMAIN 17, TNF-ALPHA- COMPND 6 CONVERTING ENZYME, TNF-ALPHA CONVERTASE, SNAKE VENOM-LIKE PROTEASE, COMPND 7 CD156B ANTIGEN; COMPND 8 EC: 3.4.24.86; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: ADAM17, CSVP, TACE; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: VIRUS; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PBEV11TOPO KEYWDS TNF-ALPHA CONVERTING ENZYME, ARYL-SULFONAMIDE, TACE INHIBITORS, KEYWDS 2 ALTERNATIVE SPLICING, CLEAVAGE ON PAIR OF BASIC RESIDUES, KEYWDS 3 GLYCOPROTEIN, HYDROLASE, MEMBRANE, METAL-BINDING, METALLOPROTEASE, KEYWDS 4 NOTCH SIGNALING PATHWAY, PHOSPHORYLATION, PROTEASE, SH3-BINDING, KEYWDS 5 TRANSMEMBRANE, ZINC, ZYMOGEN EXPDTA X-RAY DIFFRACTION AUTHOR Y.WEI REVDAT 5 30-AUG-23 3B92 1 REMARK REVDAT 4 20-OCT-21 3B92 1 REMARK SEQADV LINK REVDAT 3 24-FEB-09 3B92 1 VERSN REVDAT 2 29-APR-08 3B92 1 JRNL REVDAT 1 18-DEC-07 3B92 0 JRNL AUTH U.K.BANDARAGE,T.WANG,J.H.COME,E.PEROLA,Y.WEI,B.G.RAO JRNL TITL NOVEL THIOL-BASED TACE INHIBITORS. PART 2: RATIONAL DESIGN, JRNL TITL 2 SYNTHESIS, AND SAR OF THIOL-CONTAINING ARYL SULFONES. JRNL REF BIOORG.MED.CHEM.LETT. V. 18 44 2008 JRNL REFN ISSN 0960-894X JRNL PMID 18054488 JRNL DOI 10.1016/J.BMCL.2007.11.014 REMARK 2 REMARK 2 RESOLUTION. 2.00 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNX 2005 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN,ACCELRYS REMARK 3 : SOFTWARE INC.(BADGER,BERARD,KUMAR,SZALMA, REMARK 3 : YIP,DZAKULA) REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.75 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 2780637.340 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 95.4 REMARK 3 NUMBER OF REFLECTIONS : 21043 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 + TEST SET) : 0.238 REMARK 3 R VALUE (WORKING SET) : 0.238 REMARK 3 FREE R VALUE : 0.280 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1081 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.009 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL 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) : 2.13 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 2930 REMARK 3 BIN R VALUE (WORKING SET) : 0.4090 REMARK 3 BIN FREE R VALUE : 0.4060 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 5.80 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 181 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.030 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2052 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 20 REMARK 3 SOLVENT ATOMS : 245 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 37.30 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -1.84000 REMARK 3 B22 (A**2) : -1.84000 REMARK 3 B33 (A**2) : 3.69000 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) : 0.30 REMARK 3 ESD FROM SIGMAA (A) : 0.51 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) : 0.36 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.61 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.006 REMARK 3 BOND ANGLES (DEGREES) : 1.000 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 23.10 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.630 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) : 1.430 ; 1.500 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 2.410 ; 2.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 2.010 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 3.060 ; 2.500 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.33 REMARK 3 BSOL : 35.42 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.P REMARK 3 PARAMETER FILE 2 : 240.PARAM REMARK 3 PARAMETER FILE 3 : WATER_REP.PAR REMARK 3 PARAMETER FILE 4 : ION.PARAM REMARK 3 PARAMETER FILE 5 : PARMXRAY.XPL REMARK 3 PARAMETER FILE 6 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : 240.TOP REMARK 3 TOPOLOGY FILE 3 : WATER_REP.TOP REMARK 3 TOPOLOGY FILE 4 : ION.TOP REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 TOPOLOGY FILE 6 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3B92 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-NOV-07. REMARK 100 THE DEPOSITION ID IS D_1000045231. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-FEB-03 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NI MIRRORS AND NI FILTER REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 210 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 21191 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 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 (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL 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) : 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 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: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1BKC REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 53.86 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.67 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEGMME 550, 0.1M BIS-TRIS, 50MM REMARK 280 CACL2, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 42 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 -Y+1/2,X+1/2,Z+1/2 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/2 REMARK 290 5555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/2 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-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 0.000000 -1.000000 0.000000 38.36000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 38.36000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 52.96500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 38.36000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 38.36000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 52.96500 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 38.36000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 38.36000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 52.96500 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 38.36000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 38.36000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 52.96500 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 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 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: MONOMERIC REMARK 350 SOFTWARE USED: PISA 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 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 PRO A 218 89.61 -48.21 REMARK 500 ASP A 219 101.06 -54.18 REMARK 500 ASN A 269 13.57 59.77 REMARK 500 ALA A 270 -121.92 -128.25 REMARK 500 ASN A 359 74.05 -116.83 REMARK 500 CYS A 365 112.74 80.02 REMARK 500 PRO A 372 44.52 -93.82 REMARK 500 TYR A 390 54.82 38.33 REMARK 500 LEU A 420 100.88 -45.58 REMARK 500 CYS A 469 -4.67 -140.41 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 502 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 405 NE2 REMARK 620 2 HIS A 409 NE2 105.0 REMARK 620 3 HIS A 415 NE2 108.4 97.8 REMARK 620 4 440 A 501 S1 104.2 110.1 129.2 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 502 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 503 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 440 A 501 DBREF 3B92 A 216 474 UNP P78536 ADA17_HUMAN 216 474 SEQADV 3B92 ALA A 266 UNP P78536 SER 266 ENGINEERED MUTATION SEQADV 3B92 GLN A 452 UNP P78536 ASN 452 ENGINEERED MUTATION SEQRES 1 A 259 ALA ASP PRO ASP PRO MET LYS ASN THR CYS LYS LEU LEU SEQRES 2 A 259 VAL VAL ALA ASP HIS ARG PHE TYR ARG TYR MET GLY ARG SEQRES 3 A 259 GLY GLU GLU SER THR THR THR ASN TYR LEU ILE GLU LEU SEQRES 4 A 259 ILE ASP ARG VAL ASP ASP ILE TYR ARG ASN THR ALA TRP SEQRES 5 A 259 ASP ASN ALA GLY PHE LYS GLY TYR GLY ILE GLN ILE GLU SEQRES 6 A 259 GLN ILE ARG ILE LEU LYS SER PRO GLN GLU VAL LYS PRO SEQRES 7 A 259 GLY GLU LYS HIS TYR ASN MET ALA LYS SER TYR PRO ASN SEQRES 8 A 259 GLU GLU LYS ASP ALA TRP ASP VAL LYS MET LEU LEU GLU SEQRES 9 A 259 GLN PHE SER PHE ASP ILE ALA GLU GLU ALA SER LYS VAL SEQRES 10 A 259 CYS LEU ALA HIS LEU PHE THR TYR GLN ASP PHE ASP MET SEQRES 11 A 259 GLY THR LEU GLY LEU ALA TYR VAL GLY SER PRO ARG ALA SEQRES 12 A 259 ASN SER HIS GLY GLY VAL CYS PRO LYS ALA TYR TYR SER SEQRES 13 A 259 PRO VAL GLY LYS LYS ASN ILE TYR LEU ASN SER GLY LEU SEQRES 14 A 259 THR SER THR LYS ASN TYR GLY LYS THR ILE LEU THR LYS SEQRES 15 A 259 GLU ALA ASP LEU VAL THR THR HIS GLU LEU GLY HIS ASN SEQRES 16 A 259 PHE GLY ALA GLU HIS ASP PRO ASP GLY LEU ALA GLU CYS SEQRES 17 A 259 ALA PRO ASN GLU ASP GLN GLY GLY LYS TYR VAL MET TYR SEQRES 18 A 259 PRO ILE ALA VAL SER GLY ASP HIS GLU ASN ASN LYS MET SEQRES 19 A 259 PHE SER GLN CYS SER LYS GLN SER ILE TYR LYS THR ILE SEQRES 20 A 259 GLU SER LYS ALA GLN GLU CYS PHE GLN GLU ARG SER HET ZN A 502 1 HET ZN A 503 1 HET 440 A 501 18 HETNAM ZN ZINC ION HETNAM 440 3-{[4-(BUT-2-YN-1-YLOXY)PHENYL]SULFONYL}PROPANE-1-THIOL FORMUL 2 ZN 2(ZN 2+) FORMUL 4 440 C13 H16 O3 S2 FORMUL 5 HOH *245(H2 O) HELIX 1 1 ASP A 219 LYS A 222 5 4 HELIX 2 2 ASP A 232 MET A 239 1 8 HELIX 3 3 GLU A 243 ASN A 264 1 22 HELIX 4 4 ASP A 313 ILE A 325 1 13 HELIX 5 5 ILE A 325 SER A 330 1 6 HELIX 6 6 PHE A 343 THR A 347 5 5 HELIX 7 7 LEU A 395 PHE A 411 1 17 HELIX 8 8 LEU A 420 ALA A 424 5 5 HELIX 9 9 ASN A 426 GLY A 430 5 5 HELIX 10 10 SER A 451 PHE A 470 1 20 SHEET 1 A 5 GLY A 276 ILE A 284 0 SHEET 2 A 5 THR A 224 ALA A 231 1 N VAL A 229 O ARG A 283 SHEET 3 A 5 LEU A 334 THR A 339 1 O PHE A 338 N VAL A 230 SHEET 4 A 5 SER A 382 SER A 386 1 O THR A 385 N THR A 339 SHEET 5 A 5 GLY A 349 ALA A 351 -1 N LEU A 350 O LEU A 384 SHEET 1 B 2 ALA A 368 TYR A 370 0 SHEET 2 B 2 ASN A 377 TYR A 379 -1 O ILE A 378 N TYR A 369 SHEET 1 C 2 LYS A 388 ASN A 389 0 SHEET 2 C 2 LYS A 392 THR A 393 -1 O LYS A 392 N ASN A 389 SSBOND 1 CYS A 225 CYS A 333 1555 1555 2.63 SSBOND 2 CYS A 365 CYS A 469 1555 1555 2.70 SSBOND 3 CYS A 423 CYS A 453 1555 1555 2.72 LINK ND2 ASN A 389 ZN ZN A 503 1555 1555 2.16 LINK NE2 HIS A 405 ZN ZN A 502 1555 1555 2.05 LINK NE2 HIS A 409 ZN ZN A 502 1555 1555 2.15 LINK NE2 HIS A 415 ZN ZN A 502 1555 1555 1.96 LINK S1 440 A 501 ZN ZN A 502 1555 1555 2.39 CISPEP 1 TYR A 304 PRO A 305 0 -0.69 CISPEP 2 SER A 371 PRO A 372 0 -14.82 SITE 1 AC1 4 HIS A 405 HIS A 409 HIS A 415 440 A 501 SITE 1 AC2 5 ASP A 342 PHE A 343 ASN A 389 TYR A 390 SITE 2 AC2 5 HOH A 566 SITE 1 AC3 15 GLY A 346 THR A 347 LEU A 348 GLY A 349 SITE 2 AC3 15 GLU A 398 LEU A 401 HIS A 405 GLU A 406 SITE 3 AC3 15 HIS A 415 PRO A 437 ALA A 439 VAL A 440 SITE 4 AC3 15 ZN A 502 HOH A 524 HOH A 676 CRYST1 76.720 76.720 105.930 90.00 90.00 90.00 P 42 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 0.013034 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013034 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009440 0.00000