HEADER HYDROLASE/HYDROLASE INHIBITOR 15-APR-13 4K69 TITLE CRYSTAL STRUCTURE OF HUMAN CHYMASE IN COMPLEX WITH FRAGMENT LINKED TITLE 2 BENZIMIDAZOLONE INHIBITOR: (3S)-3-{3-[(6-BROMO-2-OXO-2,3-DIHYDRO-1H- TITLE 3 INDOL-4-YL)METHYL]-2-OXO-2,3-DIHYDRO-1H-BENZIMIDAZOL-1-YL}HEXANOIC TITLE 4 ACID COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHYMASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 22-247; COMPND 5 SYNONYM: ALPHA-CHYMASE, MAST CELL PROTEASE I; COMPND 6 EC: 3.4.21.39; COMPND 7 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CMA1, CYH, CYM; 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: BACULOVIRUS; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PDEST1393 KEYWDS SERINE PROTEASE, GLYCOSYLATED, MAST CELLS, SECRETED, HYDROLASE- KEYWDS 2 HYDROLASE INHIBITOR COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR B.K.COLLINS,A.K.PADYANA REVDAT 4 16-OCT-24 4K69 1 REMARK HETSYN REVDAT 3 29-JUL-20 4K69 1 COMPND REMARK SEQADV HETNAM REVDAT 3 2 1 LINK SITE REVDAT 2 03-JUL-13 4K69 1 JRNL REVDAT 1 29-MAY-13 4K69 0 JRNL AUTH S.J.TAYLOR,A.K.PADYANA,A.ABEYWARDANE,S.LIANG,M.H.HAO, JRNL AUTH 2 S.DE LOMBAERT,J.PROUDFOOT,B.S.FARMER,X.LI,B.COLLINS, JRNL AUTH 3 L.MARTIN,D.R.ALBAUGH,M.HILL-DRZEWI,S.S.PULLEN,H.TAKAHASHI JRNL TITL DISCOVERY OF POTENT, SELECTIVE CHYMASE INHIBITORS VIA JRNL TITL 2 FRAGMENT LINKING STRATEGIES. JRNL REF J.MED.CHEM. V. 56 4465 2013 JRNL REFN ISSN 0022-2623 JRNL PMID 23659209 JRNL DOI 10.1021/JM400138Z REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH H.Y.LO,P.A.NEMOTO,J.M.KIM,M.H.HAO,K.C.QIAN,N.A.FARROW, REMARK 1 AUTH 2 D.R.ALBAUGH,D.M.FOWLER,R.D.SCHNEIDERMAN,E.MICHAEL AUGUST, REMARK 1 AUTH 3 L.MARTIN,M.HILL-DRZEWI,S.S.PULLEN,H.TAKAHASHI,S.DE LOMBAERT REMARK 1 TITL BENZIMIDAZOLONE AS POTENT CHYMASE INHIBITOR: MODULATION OF REMARK 1 TITL 2 REACTIVE METABOLITE FORMATION IN THE HYDROPHOBIC (P1) REMARK 1 TITL 3 REGION. REMARK 1 REF BIOORG.MED.CHEM.LETT. V. 21 4533 2011 REMARK 1 REFN ISSN 0960-894X REMARK 1 PMID 21733690 REMARK 1 DOI 10.1016/J.BMCL.2011.05.126 REMARK 2 REMARK 2 RESOLUTION. 1.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.8_1069 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 : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 33.26 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.2 REMARK 3 NUMBER OF REFLECTIONS : 43069 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.198 REMARK 3 R VALUE (WORKING SET) : 0.197 REMARK 3 FREE R VALUE : 0.223 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.010 REMARK 3 FREE R VALUE TEST SET COUNT : 2159 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 33.2652 - 3.6979 0.96 2716 150 0.1749 0.1931 REMARK 3 2 3.6979 - 2.9357 0.99 2761 145 0.1812 0.2100 REMARK 3 3 2.9357 - 2.5648 1.00 2749 147 0.1976 0.2238 REMARK 3 4 2.5648 - 2.3303 1.00 2754 136 0.1839 0.2349 REMARK 3 5 2.3303 - 2.1633 1.00 2772 132 0.2522 0.2746 REMARK 3 6 2.1633 - 2.0358 1.00 2726 152 0.1823 0.1962 REMARK 3 7 2.0358 - 1.9339 1.00 2727 154 0.2023 0.2312 REMARK 3 8 1.9339 - 1.8497 0.99 2733 142 0.2929 0.3185 REMARK 3 9 1.8497 - 1.7785 1.00 2738 144 0.1900 0.1909 REMARK 3 10 1.7785 - 1.7171 1.00 2711 148 0.1911 0.2254 REMARK 3 11 1.7171 - 1.6634 1.00 2767 139 0.1829 0.2296 REMARK 3 12 1.6634 - 1.6159 0.99 2651 165 0.1906 0.2385 REMARK 3 13 1.6159 - 1.5733 0.99 2739 127 0.1926 0.2136 REMARK 3 14 1.5733 - 1.5350 0.99 2674 129 0.2093 0.2213 REMARK 3 15 1.5350 - 1.5000 0.98 2692 149 0.2169 0.2479 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL 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) : 0.120 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.370 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.24 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 : 0.006 1788 REMARK 3 ANGLE : 1.108 2421 REMARK 3 CHIRALITY : 0.079 266 REMARK 3 PLANARITY : 0.005 308 REMARK 3 DIHEDRAL : 14.217 660 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 4K69 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 19-APR-13. REMARK 100 THE DEPOSITION ID IS D_1000078943. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-SEP-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.0 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 FR-E SUPERBRIGHT REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54180 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : VERIMAX HF REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU SATURN 92 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : D*TREK 9.6L REMARK 200 DATA SCALING SOFTWARE : D*TREK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 43154 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.500 REMARK 200 RESOLUTION RANGE LOW (A) : 74.360 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 2.870 REMARK 200 R MERGE (I) : 0.06000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 11.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.55 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.1 REMARK 200 DATA REDUNDANCY IN SHELL : 2.21 REMARK 200 R MERGE FOR SHELL (I) : 0.23900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNX REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 55.06 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.74 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 26-33% PEG8000, 0.1 M TRIS, PH 8.0, 2 REMARK 280 MM ZINC SULFATE, VAPOR DIFFUSION, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 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 24.73700 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 37.10550 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 12.36850 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: MONOMERIC 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 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 PRO A 122 REMARK 465 PHE A 123 REMARK 465 PRO A 124 REMARK 465 SER A 125 REMARK 465 GLN A 126 REMARK 465 LYS A 127 REMARK 465 ASN A 128 REMARK 465 PHE A 129 REMARK 465 VAL A 130 REMARK 465 PRO A 131 REMARK 465 PRO A 132 REMARK 480 REMARK 480 ZERO OCCUPANCY ATOM REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 480 M RES C SSEQI ATOMS REMARK 480 LEU A 147 CG CD1 CD2 REMARK 480 GLN A 243 CG CD OE1 NE2 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 HIS A 71 -73.65 -123.48 REMARK 500 SER A 214 -82.50 -123.70 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 HIS A 25 NE2 REMARK 620 2 GLU A 78 OE1 116.4 REMARK 620 3 HOH A 627 O 89.2 130.4 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 302 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 233 NE2 REMARK 620 2 HOH A 593 O 88.8 REMARK 620 N 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3S0N RELATED DB: PDB REMARK 900 HUMAN CHYMASE BOUND TO BENZIMIDAZOLONE INHIBITOR REMARK 900 RELATED ID: 4K2Y RELATED DB: PDB REMARK 900 HUMAN CHYMASE IN COMPLEX WITH FRAGMENT INHIBITOR 6-CHLORO-1,3- REMARK 900 DIHYDRO-2H-INDOL-2-ONE REMARK 900 RELATED ID: 4K5Z RELATED DB: PDB REMARK 900 HUMAN CHYMASE IN COMPLEX WITH FRAGMENT INHIBITOR 6-CHLORO-2,3- REMARK 900 DIHYDRO-1H-ISOINDOL-1-ONE REMARK 900 RELATED ID: 4K60 RELATED DB: PDB REMARK 900 HUMAN CHYMASE IN COMPLEX WITH FRAGMENT 6-BROMO-1,3-DIHYDRO-2H-INDOL- REMARK 900 2-ONE DBREF 4K69 A 16 245 UNP P23946 CMA1_HUMAN 22 247 SEQADV 4K69 LYS A 127 UNP P23946 PHE 135 CONFLICT SEQADV 4K69 ALA A 208 UNP P23946 VAL 212 CONFLICT SEQADV 4K69 GLN A 235 UNP P23946 ARG 237 CONFLICT SEQRES 1 A 226 ILE ILE GLY GLY THR GLU CYS LYS PRO HIS SER ARG PRO SEQRES 2 A 226 TYR MET ALA TYR LEU GLU ILE VAL THR SER ASN GLY PRO SEQRES 3 A 226 SER LYS PHE CYS GLY GLY PHE LEU ILE ARG ARG ASN PHE SEQRES 4 A 226 VAL LEU THR ALA ALA HIS CYS ALA GLY ARG SER ILE THR SEQRES 5 A 226 VAL THR LEU GLY ALA HIS ASN ILE THR GLU GLU GLU ASP SEQRES 6 A 226 THR TRP GLN LYS LEU GLU VAL ILE LYS GLN PHE ARG HIS SEQRES 7 A 226 PRO LYS TYR ASN THR SER THR LEU HIS HIS ASP ILE MET SEQRES 8 A 226 LEU LEU LYS LEU LYS GLU LYS ALA SER LEU THR LEU ALA SEQRES 9 A 226 VAL GLY THR LEU PRO PHE PRO SER GLN LYS ASN PHE VAL SEQRES 10 A 226 PRO PRO GLY ARG MET CYS ARG VAL ALA GLY TRP GLY ARG SEQRES 11 A 226 THR GLY VAL LEU LYS PRO GLY SER ASP THR LEU GLN GLU SEQRES 12 A 226 VAL LYS LEU ARG LEU MET ASP PRO GLN ALA CYS SER HIS SEQRES 13 A 226 PHE ARG ASP PHE ASP HIS ASN LEU GLN LEU CYS VAL GLY SEQRES 14 A 226 ASN PRO ARG LYS THR LYS SER ALA PHE LYS GLY ASP SER SEQRES 15 A 226 GLY GLY PRO LEU LEU CYS ALA GLY ALA ALA GLN GLY ILE SEQRES 16 A 226 VAL SER TYR GLY ARG SER ASP ALA LYS PRO PRO ALA VAL SEQRES 17 A 226 PHE THR ARG ILE SER HIS TYR GLN PRO TRP ILE ASN GLN SEQRES 18 A 226 ILE LEU GLN ALA ASN MODRES 4K69 ASN A 72 ASN GLYCOSYLATION SITE HET ZN A 301 1 HET ZN A 302 1 HET NAG A 303 14 HET 1P9 A 304 30 HETNAM ZN ZINC ION HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM 1P9 (3S)-3-{3-[(6-BROMO-2-OXO-2,3-DIHYDRO-1H-INDOL-4-YL) HETNAM 2 1P9 METHYL]-2-OXO-2,3-DIHYDRO-1H-BENZIMIDAZOL-1- HETNAM 3 1P9 YL}HEXANOIC ACID HETSYN NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA- HETSYN 2 NAG D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO- HETSYN 3 NAG 2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE FORMUL 2 ZN 2(ZN 2+) FORMUL 4 NAG C8 H15 N O6 FORMUL 5 1P9 C22 H22 BR N3 O4 FORMUL 6 HOH *279(H2 O) HELIX 1 1 ALA A 55 ALA A 59 5 5 HELIX 2 2 ASP A 164 SER A 169 5 6 HELIX 3 3 TYR A 234 ASN A 245 1 12 SHEET 1 A 8 THR A 20 GLU A 21 0 SHEET 2 A 8 GLN A 156 MET A 163 -1 O GLU A 157 N THR A 20 SHEET 3 A 8 GLN A 180 VAL A 183 -1 O CYS A 182 N MET A 163 SHEET 4 A 8 ALA A 226 ARG A 230 -1 O ALA A 226 N VAL A 183 SHEET 5 A 8 ALA A 208 TYR A 215 -1 N TYR A 215 O VAL A 227 SHEET 6 A 8 PRO A 198 CYS A 201 -1 N LEU A 199 O GLN A 210 SHEET 7 A 8 MET A 135 GLY A 140 -1 N ARG A 137 O LEU A 200 SHEET 8 A 8 GLN A 156 MET A 163 -1 O LEU A 160 N CYS A 136 SHEET 1 B 7 GLY A 37 CYS A 42 0 SHEET 2 B 7 ALA A 31 THR A 36A-1 N ILE A 35 O LYS A 40 SHEET 3 B 7 SER A 63 LEU A 68 -1 O SER A 63 N VAL A 36 SHEET 4 B 7 GLN A 81 ARG A 90 -1 O LEU A 83 N VAL A 66 SHEET 5 B 7 MET A 104 LEU A 108 -1 O LEU A 105 N PHE A 89 SHEET 6 B 7 PHE A 51 THR A 54 -1 N VAL A 52 O LEU A 106 SHEET 7 B 7 PHE A 45 ARG A 48 -1 N PHE A 45 O LEU A 53 SSBOND 1 CYS A 42 CYS A 58 1555 1555 2.03 SSBOND 2 CYS A 136 CYS A 201 1555 1555 2.03 SSBOND 3 CYS A 168 CYS A 182 1555 1555 2.04 LINK ND2 ASN A 72 C1 NAG A 303 1555 1555 1.44 LINK NE2 HIS A 25 ZN ZN A 301 1555 1555 2.09 LINK OE1 GLU A 78 ZN ZN A 301 1555 1555 2.11 LINK NE2 HIS A 233 ZN ZN A 302 1555 1555 2.39 LINK ZN ZN A 301 O HOH A 627 1555 1555 2.47 LINK ZN ZN A 302 O HOH A 593 1555 1555 2.56 CISPEP 1 PRO A 224 PRO A 225 0 6.82 CRYST1 74.365 74.365 49.474 90.00 90.00 90.00 P 43 4 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 0.013447 0.000000 0.000000 0.00000 SCALE2 0.000000 0.013447 0.000000 0.00000 SCALE3 0.000000 0.000000 0.020213 0.00000