HEADER HYDROLASE 27-NOV-18 6N6V TITLE OXA-23 MUTANT F110A/M221A LOW PH FORM MEROPENEM COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 32-273; COMPND 5 SYNONYM: BETA-LACTAMASE OXA23,BLAOXA-23,CARBAPENEMASE OXA-23,CLASS D COMPND 6 BETA-LACTAMASE,OXA-23,OXA-23 CLASS D BETA-LACTAMASE,OXA23 COMPND 7 CARBAPENEMASE,CLASS D BETA-LACTAMASE OXA-23; COMPND 8 EC: 3.5.2.6; COMPND 9 ENGINEERED: YES; COMPND 10 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ACINETOBACTER BAUMANNII; SOURCE 3 ORGANISM_TAXID: 470; SOURCE 4 GENE: ARI-1, BLA(OXA-23), BLA-OXA-23, BLA-OXA-23, BLA_1, BLA_2, SOURCE 5 BLA_3, BLAOXA, BLAOXA-23, BLAOXA23, OXA-23, OXA-23, OXA23, SOURCE 6 A7M90_19440, AB719_18095, ABUW_0563, AZE33_05050, AZE33_05100, SOURCE 7 AZE33_05150, AZE33_05250, C7G90_19950, CAS83_19595, CBE85_20255, SOURCE 8 CBI29_04474, CEJ63_03230, DV997_16620, DVA79_19285, IX87_16825, SOURCE 9 IX87_21860, LV38_03424, NG19_0098, SAMEA104305208_04008, SOURCE 10 SAMEA104305229_06308, SAMEA104305235_03908, SAMEA104305242_04084, SOURCE 11 SAMEA104305268_03570, SAMEA104305271_04290, SAMEA104305299_06196, SOURCE 12 SAMEA104305318_04148, SAMEA104305320_04271, SAMEA104305325_04185, SOURCE 13 SAMEA104305341_03854, SAMEA104305343_03919, SAMEA104305351_03822, SOURCE 14 SAMEA104305385_00775; SOURCE 15 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 16 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CARBAPENEMASE, ANTIBIOTIC RESISTANCE, MUTANT, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR C.A.SMITH,S.B.VAKULENKO REVDAT 4 11-OCT-23 6N6V 1 HETSYN REVDAT 3 13-FEB-19 6N6V 1 JRNL REVDAT 2 26-DEC-18 6N6V 1 JRNL REVDAT 1 19-DEC-18 6N6V 0 JRNL AUTH N.K.STEWART,C.A.SMITH,N.T.ANTUNES,M.TOTH,S.B.VAKULENKO JRNL TITL ROLE OF THE HYDROPHOBIC BRIDGE IN THE CARBAPENEMASE ACTIVITY JRNL TITL 2 OF CLASS D BETA-LACTAMASES. JRNL REF ANTIMICROB. AGENTS V. 63 2019 JRNL REF 2 CHEMOTHER. JRNL REFN ESSN 1098-6596 JRNL PMID 30530607 JRNL DOI 10.1128/AAC.02191-18 REMARK 2 REMARK 2 RESOLUTION. 1.55 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.14_3260 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) : 1.55 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.96 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.360 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 41131 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.173 REMARK 3 R VALUE (WORKING SET) : 0.172 REMARK 3 FREE R VALUE : 0.192 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.090 REMARK 3 FREE R VALUE TEST SET COUNT : 2093 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 36.9678 - 3.8214 1.00 2812 150 0.1597 0.1675 REMARK 3 2 3.8214 - 3.0336 1.00 2684 130 0.1646 0.2046 REMARK 3 3 3.0336 - 2.6502 1.00 2636 152 0.1755 0.2047 REMARK 3 4 2.6502 - 2.4080 1.00 2633 135 0.1778 0.1906 REMARK 3 5 2.4080 - 2.2354 1.00 2601 135 0.1696 0.1800 REMARK 3 6 2.2354 - 2.1036 1.00 2570 142 0.1584 0.1825 REMARK 3 7 2.1036 - 1.9983 1.00 2592 137 0.1595 0.1873 REMARK 3 8 1.9983 - 1.9113 1.00 2612 124 0.1699 0.1742 REMARK 3 9 1.9113 - 1.8377 1.00 2544 151 0.1763 0.1696 REMARK 3 10 1.8377 - 1.7743 1.00 2544 154 0.1755 0.2066 REMARK 3 11 1.7743 - 1.7188 1.00 2572 152 0.1842 0.1930 REMARK 3 12 1.7188 - 1.6697 1.00 2557 161 0.2004 0.2309 REMARK 3 13 1.6697 - 1.6257 1.00 2546 130 0.2229 0.2374 REMARK 3 14 1.6257 - 1.5861 1.00 2610 105 0.2399 0.2773 REMARK 3 15 1.5861 - 1.5500 0.99 2525 135 0.2844 0.3155 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) : 0.170 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 18.260 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 26.24 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 : 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 : 4 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 32 THROUGH 91 ) REMARK 3 ORIGIN FOR THE GROUP (A): 20.2512 18.5799 -7.7838 REMARK 3 T TENSOR REMARK 3 T11: 0.1433 T22: 0.1679 REMARK 3 T33: 0.1216 T12: 0.0107 REMARK 3 T13: -0.0118 T23: -0.0136 REMARK 3 L TENSOR REMARK 3 L11: 1.9052 L22: 0.8235 REMARK 3 L33: 2.0507 L12: -0.3795 REMARK 3 L13: -0.7210 L23: 0.0557 REMARK 3 S TENSOR REMARK 3 S11: 0.1055 S12: 0.3038 S13: 0.1399 REMARK 3 S21: -0.2041 S22: -0.0712 S23: -0.0505 REMARK 3 S31: -0.0477 S32: 0.0578 S33: 0.0004 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 92 THROUGH 150 ) REMARK 3 ORIGIN FOR THE GROUP (A): 12.6364 11.4524 15.2507 REMARK 3 T TENSOR REMARK 3 T11: 0.2517 T22: 0.2137 REMARK 3 T33: 0.1442 T12: 0.0357 REMARK 3 T13: -0.0200 T23: 0.0010 REMARK 3 L TENSOR REMARK 3 L11: 0.8043 L22: 1.5611 REMARK 3 L33: 1.9574 L12: -0.4451 REMARK 3 L13: -0.7060 L23: -0.1685 REMARK 3 S TENSOR REMARK 3 S11: -0.0865 S12: -0.2298 S13: -0.1104 REMARK 3 S21: 0.2261 S22: 0.0688 S23: -0.1467 REMARK 3 S31: 0.3595 S32: 0.2302 S33: -0.0005 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 151 THROUGH 208 ) REMARK 3 ORIGIN FOR THE GROUP (A): 11.7590 16.1877 3.6849 REMARK 3 T TENSOR REMARK 3 T11: 0.1148 T22: 0.1082 REMARK 3 T33: 0.0864 T12: -0.0135 REMARK 3 T13: -0.0183 T23: 0.0000 REMARK 3 L TENSOR REMARK 3 L11: 2.2731 L22: 1.0402 REMARK 3 L33: 2.5948 L12: -0.2024 REMARK 3 L13: -0.1898 L23: 0.2449 REMARK 3 S TENSOR REMARK 3 S11: 0.0125 S12: -0.0471 S13: -0.0494 REMARK 3 S21: 0.1122 S22: 0.0029 S23: 0.0364 REMARK 3 S31: 0.1926 S32: -0.0431 S33: 0.0031 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 209 THROUGH 273 ) REMARK 3 ORIGIN FOR THE GROUP (A): 24.8348 21.4776 -1.9537 REMARK 3 T TENSOR REMARK 3 T11: 0.1069 T22: 0.1167 REMARK 3 T33: 0.1520 T12: -0.0066 REMARK 3 T13: 0.0014 T23: -0.0198 REMARK 3 L TENSOR REMARK 3 L11: 1.9568 L22: 0.8197 REMARK 3 L33: 1.4015 L12: -0.3803 REMARK 3 L13: 0.1543 L23: -0.1321 REMARK 3 S TENSOR REMARK 3 S11: 0.0438 S12: 0.0746 S13: 0.1840 REMARK 3 S21: 0.0335 S22: -0.0614 S23: -0.2172 REMARK 3 S31: -0.0513 S32: 0.0918 S33: -0.0006 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 6N6V COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-NOV-18. REMARK 100 THE DEPOSITION ID IS D_1000238283. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-JUL-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.1 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SSRL REMARK 200 BEAMLINE : BL9-2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9795 REMARK 200 MONOCHROMATOR : LIQUID NITROGEN-COOLED DOUBLE REMARK 200 CRYSTAL SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : AIMLESS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 41640 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.550 REMARK 200 RESOLUTION RANGE LOW (A) : 38.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 200 DATA REDUNDANCY : 7.100 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 17.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.55 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.58 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: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 4JF5 REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.42 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.06 M CITRIC ACID, 0.04 M BIS-TRIS REMARK 280 PROPANE, PH 4.1, 16% PEG3350, VAPOR DIFFUSION, SITTING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 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 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-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 -1.000000 0.000000 0.000000 68.05700 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.00600 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 68.05700 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 22.00600 REMARK 290 SMTRY3 4 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 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 0 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10500 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 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 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 TRP A 103 REMARK 465 LYS A 104 REMARK 465 GLY A 105 REMARK 465 GLU A 106 REMARK 465 LYS A 107 REMARK 465 ARG A 108 REMARK 465 SER A 109 REMARK 465 ALA A 110 REMARK 465 THR A 111 REMARK 465 ALA A 112 REMARK 465 TRP A 113 REMARK 465 GLU A 114 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 59 CG CD CE NZ REMARK 470 LYS A 60 CG CD CE NZ 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 36 98.33 -67.44 REMARK 500 THR A 57 -168.11 -102.94 REMARK 500 LYS A 59 -46.77 80.74 REMARK 500 ALA A 78 -138.55 52.35 REMARK 500 ASN A 163 6.54 -152.04 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 KE1 A 301 DBREF 6N6V A 32 273 UNP Q9L4P2 Q9L4P2_ACIBA 32 273 SEQADV 6N6V ALA A 110 UNP Q9L4P2 PHE 110 ENGINEERED MUTATION SEQADV 6N6V ALA A 221 UNP Q9L4P2 MET 221 ENGINEERED MUTATION SEQRES 1 A 242 ILE VAL GLN GLY HIS ASN GLN VAL ILE HIS GLN TYR PHE SEQRES 2 A 242 ASP GLU LYS ASN THR SER GLY VAL LEU VAL ILE GLN THR SEQRES 3 A 242 ASP LYS LYS ILE ASN LEU TYR GLY ASN ALA LEU SER ARG SEQRES 4 A 242 ALA ASN THR GLU TYR VAL PRO ALA SER THR PHE LYS MET SEQRES 5 A 242 LEU ASN ALA LEU ILE GLY LEU GLU ASN GLN LYS THR ASP SEQRES 6 A 242 ILE ASN GLU ILE PHE LYS TRP LYS GLY GLU LYS ARG SER SEQRES 7 A 242 ALA THR ALA TRP GLU LYS ASP MET THR LEU GLY GLU ALA SEQRES 8 A 242 MET LYS LEU SER ALA VAL PRO VAL TYR GLN GLU LEU ALA SEQRES 9 A 242 ARG ARG ILE GLY LEU ASP LEU MET GLN LYS GLU VAL LYS SEQRES 10 A 242 ARG ILE GLY PHE GLY ASN ALA GLU ILE GLY GLN GLN VAL SEQRES 11 A 242 ASP ASN PHE TRP LEU VAL GLY PRO LEU LYS VAL THR PRO SEQRES 12 A 242 ILE GLN GLU VAL GLU PHE VAL SER GLN LEU ALA HIS THR SEQRES 13 A 242 GLN LEU PRO PHE SER GLU LYS VAL GLN ALA ASN VAL LYS SEQRES 14 A 242 ASN MET LEU LEU LEU GLU GLU SER ASN GLY TYR LYS ILE SEQRES 15 A 242 PHE GLY LYS THR GLY TRP ALA ALA ASP ILE LYS PRO GLN SEQRES 16 A 242 VAL GLY TRP LEU THR GLY TRP VAL GLU GLN PRO ASP GLY SEQRES 17 A 242 LYS ILE VAL ALA PHE ALA LEU ASN MET GLU MET ARG SER SEQRES 18 A 242 GLU MET PRO ALA SER ILE ARG ASN GLU LEU LEU MET LYS SEQRES 19 A 242 SER LEU LYS GLN LEU ASN ILE ILE HET KE1 A 301 26 HETNAM KE1 MEROPENEM, BOUND FORM HETSYN KE1 (4R,5S)-3-{[(3R,5R)-5-(DIMETHYLCARBAMOYL)PYRROLIDIN-3- HETSYN 2 KE1 YL]SULFANYL}-5-[(2S,3R)-3-HYDROXY-1-OXOBUTAN-2-YL]-4- HETSYN 3 KE1 METHYL-4,5-D IHYDRO-1H-PYRROLE-2-CARBOXYLIC ACID FORMUL 2 KE1 C17 H27 N3 O5 S FORMUL 3 HOH *166(H2 O) HELIX 1 AA1 ASN A 37 LYS A 47 1 11 HELIX 2 AA2 ALA A 67 THR A 73 5 7 HELIX 3 AA3 PRO A 77 THR A 80 5 4 HELIX 4 AA4 PHE A 81 ASN A 92 1 12 HELIX 5 AA5 THR A 118 LEU A 125 1 8 HELIX 6 AA6 PRO A 129 GLY A 139 1 11 HELIX 7 AA7 GLY A 139 GLY A 151 1 13 HELIX 8 AA8 THR A 173 HIS A 186 1 14 HELIX 9 AA9 SER A 192 MET A 202 1 11 HELIX 10 AB1 SER A 257 LEU A 270 1 14 SHEET 1 AA1 7 VAL A 33 GLN A 34 0 SHEET 2 AA1 7 ILE A 61 GLY A 65 1 O ILE A 61 N VAL A 33 SHEET 3 AA1 7 GLY A 51 GLN A 56 -1 N LEU A 53 O TYR A 64 SHEET 4 AA1 7 ILE A 241 MET A 250 -1 O ALA A 245 N VAL A 54 SHEET 5 AA1 7 GLN A 226 GLU A 235 -1 N VAL A 234 O VAL A 242 SHEET 6 AA1 7 TYR A 211 ALA A 220 -1 N LYS A 212 O GLU A 235 SHEET 7 AA1 7 LEU A 204 SER A 208 -1 N LEU A 205 O ILE A 213 LINK OG SER A 79 C7 KE1 A 301 1555 1555 1.40 CISPEP 1 GLY A 168 PRO A 169 0 10.64 CISPEP 2 LYS A 224 PRO A 225 0 -5.27 SITE 1 AC1 9 ALA A 78 SER A 79 SER A 126 LEU A 166 SITE 2 AC1 9 THR A 217 GLY A 218 TRP A 219 ARG A 259 SITE 3 AC1 9 HOH A 483 CRYST1 136.114 44.012 46.222 90.00 90.00 90.00 P 21 21 2 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 0.007347 0.000000 0.000000 0.00000 SCALE2 0.000000 0.022721 0.000000 0.00000 SCALE3 0.000000 0.000000 0.021635 0.00000