HEADER HYDROLASE/ANTIBIOTIC 10-JUN-20 6XD7 TITLE KPC-2 N170A MUTANT BOUND TO HYDROLYZED AMPICILLIN AT 1.65 A COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBAPENEM-HYDROLYZING BETA-LACTAMASE KPC; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CARBAPENEM-HYDROLYZING BETA-LACTAMASE KPC-1; COMPND 5 EC: 3.5.2.6; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: KLEBSIELLA PNEUMONIAE; SOURCE 3 ORGANISM_TAXID: 573; SOURCE 4 GENE: BLA, KPC, KPC1; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008 KEYWDS CARBAPENEMASE, BETA-LACTAMASE, ANTIBIOTIC, HYDROLASE, HYDROLASE- KEYWDS 2 ANTIBIOTIC COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR O.A.PEMBERTON,Y.CHEN REVDAT 4 18-OCT-23 6XD7 1 REMARK REVDAT 3 21-JUL-21 6XD7 1 JRNL REVDAT 2 23-DEC-20 6XD7 1 JRNL REVDAT 1 09-DEC-20 6XD7 0 JRNL AUTH S.C.MEHTA,I.M.FUREY,O.A.PEMBERTON,D.M.BORAGINE,Y.CHEN, JRNL AUTH 2 T.PALZKILL JRNL TITL KPC-2 BETA-LACTAMASE ENABLES CARBAPENEM ANTIBIOTIC JRNL TITL 2 RESISTANCE THROUGH FAST DEACYLATION OF THE COVALENT JRNL TITL 3 INTERMEDIATE. JRNL REF J.BIOL.CHEM. V. 296 00155 2020 JRNL REFN ESSN 1083-351X JRNL PMID 33273017 JRNL DOI 10.1074/JBC.RA120.015050 REMARK 2 REMARK 2 RESOLUTION. 1.65 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.18.2_3874 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) : 1.65 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.26 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.1 REMARK 3 NUMBER OF REFLECTIONS : 31931 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.159 REMARK 3 R VALUE (WORKING SET) : 0.156 REMARK 3 FREE R VALUE : 0.207 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.200 REMARK 3 FREE R VALUE TEST SET COUNT : 3132 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 36.2600 - 4.6200 0.98 2557 148 0.1631 0.2171 REMARK 3 2 4.6200 - 3.6700 1.00 2622 147 0.1295 0.1505 REMARK 3 3 3.6700 - 3.2100 1.00 2638 124 0.1364 0.1832 REMARK 3 4 3.2100 - 2.9100 1.00 2605 150 0.1563 0.1953 REMARK 3 5 2.9100 - 2.7000 1.00 2574 173 0.1492 0.2107 REMARK 3 6 2.7000 - 2.5400 0.98 2564 156 0.1500 0.1967 REMARK 3 7 2.5400 - 2.4200 0.99 2586 147 0.1404 0.1739 REMARK 3 8 2.4200 - 2.3100 0.99 2592 146 0.1398 0.2026 REMARK 3 9 2.3100 - 2.2200 0.99 2581 141 0.1414 0.1864 REMARK 3 10 2.2200 - 2.1500 1.00 2634 143 0.1325 0.1963 REMARK 3 11 2.1500 - 2.0800 1.00 2603 157 0.1455 0.2213 REMARK 3 12 2.0800 - 2.0200 1.00 2637 106 0.1484 0.2238 REMARK 3 13 2.0200 - 1.9700 1.00 2591 161 0.1615 0.2516 REMARK 3 14 1.9700 - 1.9200 1.00 2629 132 0.1640 0.2304 REMARK 3 15 1.9200 - 1.8700 1.00 2600 147 0.1860 0.2554 REMARK 3 16 1.8700 - 1.8300 0.98 2578 140 0.1984 0.2448 REMARK 3 17 1.8300 - 1.8000 0.98 2548 158 0.2099 0.2971 REMARK 3 18 1.8000 - 1.7600 0.99 2620 136 0.2319 0.3136 REMARK 3 19 1.7600 - 1.7300 0.99 2578 138 0.2547 0.3514 REMARK 3 20 1.7300 - 1.7000 0.99 2641 123 0.2697 0.3351 REMARK 3 21 1.7000 - 1.6800 0.99 2577 136 0.2777 0.2788 REMARK 3 22 1.6800 - 1.6500 0.98 2572 123 0.2775 0.3750 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) : 0.230 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.190 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.54 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 6XD7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JUN-20. REMARK 100 THE DEPOSITION ID IS D_1000249964. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 18-MAR-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 22-ID REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.00 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 16M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : IMOSFLM 7.3.0 REMARK 200 DATA SCALING SOFTWARE : AIMLESS 0.7.1 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 31981 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.650 REMARK 200 RESOLUTION RANGE LOW (A) : 36.260 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 6.600 REMARK 200 R MERGE (I) : 0.15000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.68 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.3 REMARK 200 DATA REDUNDANCY IN SHELL : 7.10 REMARK 200 R MERGE FOR SHELL (I) : 2.65600 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: PHASER 2.8.1 REMARK 200 STARTING MODEL: 5UL8 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 41.35 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0 M AMMONIUM SULFATE, 5% (V/V) REMARK 280 ETHANOL, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 2 21 21 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 -X,Y+1/2,-Z+1/2 REMARK 290 4555 -X,-Y+1/2,Z+1/2 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 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.69000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 38.65500 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.69000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 38.65500 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 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 HOH A 439 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 1 REMARK 465 SER A 2 REMARK 465 LEU A 3 REMARK 465 TYR A 4 REMARK 465 ARG A 5 REMARK 465 ARG A 6 REMARK 465 LEU A 7 REMARK 465 VAL A 8 REMARK 465 LEU A 9 REMARK 465 LEU A 10 REMARK 465 SER A 11 REMARK 465 CYS A 12 REMARK 465 LEU A 13 REMARK 465 SER A 14 REMARK 465 TRP A 15 REMARK 465 PRO A 16 REMARK 465 LEU A 17 REMARK 465 ALA A 18 REMARK 465 GLY A 19 REMARK 465 PHE A 20 REMARK 465 SER A 21 REMARK 465 ALA A 22 REMARK 465 THR A 23 REMARK 465 ALA A 24 REMARK 465 ASN A 293 REMARK 465 GLY A 294 REMARK 465 GLN A 295 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 CYS A 69 -149.21 54.66 REMARK 500 TRP A 105 62.12 61.39 REMARK 500 ARG A 220 -116.57 -112.55 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue ZZ7 A 301 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GOL A 302 DBREF 6XD7 A 1 295 UNP Q9F663 BLKPC_KLEPN 1 293 SEQADV 6XD7 ALA A 170 UNP Q9F663 ASN 169 ENGINEERED MUTATION SEQRES 1 A 293 MET SER LEU TYR ARG ARG LEU VAL LEU LEU SER CYS LEU SEQRES 2 A 293 SER TRP PRO LEU ALA GLY PHE SER ALA THR ALA LEU THR SEQRES 3 A 293 ASN LEU VAL ALA GLU PRO PHE ALA LYS LEU GLU GLN ASP SEQRES 4 A 293 PHE GLY GLY SER ILE GLY VAL TYR ALA MET ASP THR GLY SEQRES 5 A 293 SER GLY ALA THR VAL SER TYR ARG ALA GLU GLU ARG PHE SEQRES 6 A 293 PRO LEU CYS SER SER PHE LYS GLY PHE LEU ALA ALA ALA SEQRES 7 A 293 VAL LEU ALA ARG SER GLN GLN GLN ALA GLY LEU LEU ASP SEQRES 8 A 293 THR PRO ILE ARG TYR GLY LYS ASN ALA LEU VAL PRO TRP SEQRES 9 A 293 SER PRO ILE SER GLU LYS TYR LEU THR THR GLY MET THR SEQRES 10 A 293 VAL ALA GLU LEU SER ALA ALA ALA VAL GLN TYR SER ASP SEQRES 11 A 293 ASN ALA ALA ALA ASN LEU LEU LEU LYS GLU LEU GLY GLY SEQRES 12 A 293 PRO ALA GLY LEU THR ALA PHE MET ARG SER ILE GLY ASP SEQRES 13 A 293 THR THR PHE ARG LEU ASP ARG TRP GLU LEU GLU LEU ALA SEQRES 14 A 293 SER ALA ILE PRO GLY ASP ALA ARG ASP THR SER SER PRO SEQRES 15 A 293 ARG ALA VAL THR GLU SER LEU GLN LYS LEU THR LEU GLY SEQRES 16 A 293 SER ALA LEU ALA ALA PRO GLN ARG GLN GLN PHE VAL ASP SEQRES 17 A 293 TRP LEU LYS GLY ASN THR THR GLY ASN HIS ARG ILE ARG SEQRES 18 A 293 ALA ALA VAL PRO ALA ASP TRP ALA VAL GLY ASP LYS THR SEQRES 19 A 293 GLY THR CYS GLY VAL TYR GLY THR ALA ASN ASP TYR ALA SEQRES 20 A 293 VAL VAL TRP PRO THR GLY ARG ALA PRO ILE VAL LEU ALA SEQRES 21 A 293 VAL TYR THR ARG ALA PRO ASN LYS ASP ASP LYS HIS SER SEQRES 22 A 293 GLU ALA VAL ILE ALA ALA ALA ALA ARG LEU ALA LEU GLU SEQRES 23 A 293 GLY LEU GLY VAL ASN GLY GLN HET ZZ7 A 301 25 HET GOL A 302 6 HETNAM ZZ7 (2R,4S)-2-[(R)-{[(2R)-2-AMINO-2- HETNAM 2 ZZ7 PHENYLACETYL]AMINO}(CARBOXY)METHYL]-5,5-DIMETHYL-1,3- HETNAM 3 ZZ7 THIAZOLIDINE-4-CARBOXYLIC ACID HETNAM GOL GLYCEROL HETSYN ZZ7 AMPICILLIN (OPEN FORM) HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 ZZ7 C16 H21 N3 O5 S FORMUL 3 GOL C3 H8 O3 FORMUL 4 HOH *149(H2 O) HELIX 1 AA1 LEU A 25 GLY A 41 1 17 HELIX 2 AA2 SER A 71 GLN A 87 1 17 HELIX 3 AA3 GLY A 89 ASP A 92 5 4 HELIX 4 AA4 GLY A 98 LEU A 102 5 5 HELIX 5 AA5 ILE A 108 LEU A 113 5 6 HELIX 6 AA6 VAL A 119 SER A 130 1 12 HELIX 7 AA7 ASP A 131 GLY A 143 1 13 HELIX 8 AA8 GLY A 143 ILE A 155 1 13 HELIX 9 AA9 LEU A 167 ALA A 172 5 6 HELIX 10 AB1 SER A 182 LEU A 195 1 14 HELIX 11 AB2 ALA A 200 GLY A 213 1 14 HELIX 12 AB3 ARG A 220 VAL A 225 5 6 HELIX 13 AB4 GLY A 239 GLY A 242 5 4 HELIX 14 AB5 SER A 275 GLY A 291 1 17 SHEET 1 AA1 5 THR A 56 TYR A 60 0 SHEET 2 AA1 5 SER A 43 ASP A 50 -1 N VAL A 46 O TYR A 60 SHEET 3 AA1 5 ILE A 259 ARG A 266 -1 O ARG A 266 N SER A 43 SHEET 4 AA1 5 ALA A 244 TRP A 251 -1 N VAL A 250 O ILE A 259 SHEET 5 AA1 5 ALA A 230 THR A 237 -1 N ALA A 230 O TRP A 251 SHEET 1 AA2 2 PHE A 66 PRO A 67 0 SHEET 2 AA2 2 THR A 180 SER A 181 -1 O SER A 181 N PHE A 66 SHEET 1 AA3 2 PRO A 94 ILE A 95 0 SHEET 2 AA3 2 MET A 117 THR A 118 -1 O MET A 117 N ILE A 95 SSBOND 1 CYS A 69 CYS A 238 1555 1555 2.09 CISPEP 1 GLU A 166 LEU A 167 0 7.48 SITE 1 AC1 15 CYS A 69 SER A 70 ALA A 88 TRP A 105 SITE 2 AC1 15 SER A 130 ASN A 132 GLU A 166 LEU A 167 SITE 3 AC1 15 LEU A 169 ALA A 170 THR A 237 CYS A 238 SITE 4 AC1 15 HOH A 416 HOH A 419 HOH A 535 SITE 1 AC2 3 GLN A 205 LYS A 212 TRP A 251 CRYST1 56.830 59.380 77.310 90.00 90.00 90.00 P 2 21 21 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 0.017596 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016841 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012935 0.00000