HEADER HYDROLASE/ANTIBIOTIC 30-JAN-19 6NTZ TITLE CRYSTAL STRUCTURE OF E. COLI PBP5-MEROPENEM COMPND MOL_ID: 1; COMPND 2 MOLECULE: D-ALANYL-D-ALANINE CARBOXYPEPTIDASE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: D-ALANYL-D-ALANINE CARBOXYPEPTIDASE (PENICILLIN-BINDING COMPND 5 PROTEIN 5),D-ALANYL-D-ALANINE CARBOXYPEPTIDASE DACA,D-ALANYL-D- COMPND 6 ALANINE CARBOXYPEPTIDASE FRACTION A; COMPND 7 EC: 3.4.16.4; COMPND 8 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: DACA, EC1094V2_3241, EC3234A_6C00520, EL75_3150; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CARBOXYPEPTIDASE, HYDROLASE, HYDROLASE-HYDROLASE INHIBITOR COMPLEX, KEYWDS 2 HYDROLASE-ANTIBIOTIC COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR N.A.CAVENEY,N.C.J.STRYNADKA,G.CABALLERO,L.J.WORRALL REVDAT 4 11-OCT-23 6NTZ 1 LINK REVDAT 3 08-JAN-20 6NTZ 1 REMARK REVDAT 2 08-MAY-19 6NTZ 1 JRNL REVDAT 1 20-MAR-19 6NTZ 0 JRNL AUTH N.A.CAVENEY,G.CABALLERO,H.VOEDTS,A.NICIFOROVIC,L.J.WORRALL, JRNL AUTH 2 M.VUCKOVIC,M.FONVIELLE,J.E.HUGONNET,M.ARTHUR,N.C.J.STRYNADKA JRNL TITL STRUCTURAL INSIGHT INTO YCBB-MEDIATED BETA-LACTAM RESISTANCE JRNL TITL 2 IN ESCHERICHIA COLI. JRNL REF NAT COMMUN V. 10 1849 2019 JRNL REFN ESSN 2041-1723 JRNL PMID 31015395 JRNL DOI 10.1038/S41467-019-09507-0 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.10.1_2155: ???) 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) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 46.08 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.6 REMARK 3 NUMBER OF REFLECTIONS : 22575 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.216 REMARK 3 R VALUE (WORKING SET) : 0.214 REMARK 3 FREE R VALUE : 0.262 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1129 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 46.0916 - 4.3990 0.99 2764 146 0.1857 0.2074 REMARK 3 2 4.3990 - 3.4920 1.00 2683 141 0.1597 0.2182 REMARK 3 3 3.4920 - 3.0507 1.00 2690 142 0.2057 0.2618 REMARK 3 4 3.0507 - 2.7718 1.00 2674 141 0.2333 0.3054 REMARK 3 5 2.7718 - 2.5731 1.00 2673 140 0.2686 0.3197 REMARK 3 6 2.5731 - 2.4214 1.00 2647 140 0.3031 0.3715 REMARK 3 7 2.4214 - 2.3002 1.00 2658 139 0.3446 0.3931 REMARK 3 8 2.3002 - 2.2000 0.99 2657 140 0.4032 0.4639 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) : 0.470 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 33.080 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 47.53 REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 2920 REMARK 3 ANGLE : 1.000 3950 REMARK 3 CHIRALITY : 0.050 439 REMARK 3 PLANARITY : 0.004 518 REMARK 3 DIHEDRAL : 22.026 1093 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 6NTZ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 31-JAN-19. REMARK 100 THE DEPOSITION ID IS D_1000239427. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 09-OCT-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : CLSI REMARK 200 BEAMLINE : 08B1-1 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 : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : RAYONIX MX300HE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XSCALE REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 52513 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 46.082 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 5.725 REMARK 200 R MERGE (I) : 0.12700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.2700 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.33 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.39 REMARK 200 COMPLETENESS FOR SHELL (%) : 96.7 REMARK 200 DATA REDUNDANCY IN SHELL : 4.48 REMARK 200 R MERGE FOR SHELL (I) : 6.20000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 0.240 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 3MZF REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.94 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.51 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PBP5 PROTEIN WAS CRYSTALLIZED USING REMARK 280 0.2 UL PROTEIN SOLUTION (5 MG/ML PURIFIED PROTEIN IN 20 MM HEPES REMARK 280 PH8, 300 MM NACL) AND 1 UL OF MOTHER LIQUOR (0.1 M TRIS PH 7, 7% REMARK 280 PEG 400) WITH THE ADDITION OF 1 MM MEROPENEM., VAPOR DIFFUSION, REMARK 280 TEMPERATURE 298.15K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 62.40500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 25.40000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 62.40500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 25.40000 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 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 MET A 1 REMARK 465 ASN A 2 REMARK 465 THR A 3 REMARK 465 ILE A 4 REMARK 465 PHE A 5 REMARK 465 SER A 6 REMARK 465 ALA A 7 REMARK 465 ARG A 8 REMARK 465 ILE A 9 REMARK 465 MET A 10 REMARK 465 LYS A 11 REMARK 465 ARG A 12 REMARK 465 LEU A 13 REMARK 465 ALA A 14 REMARK 465 LEU A 15 REMARK 465 THR A 16 REMARK 465 THR A 17 REMARK 465 ALA A 18 REMARK 465 LEU A 19 REMARK 465 CYS A 20 REMARK 465 THR A 21 REMARK 465 ALA A 22 REMARK 465 PHE A 23 REMARK 465 ILE A 24 REMARK 465 SER A 25 REMARK 465 ALA A 26 REMARK 465 ALA A 27 REMARK 465 HIS A 28 REMARK 465 ALA A 29 REMARK 465 ASP A 30 REMARK 465 PHE A 398 REMARK 465 HIS A 399 REMARK 465 HIS A 400 REMARK 465 TRP A 401 REMARK 465 PHE A 402 REMARK 465 GLY A 403 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 PHE A 387 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ILE A 390 CG1 CG2 CD1 REMARK 470 ILE A 391 CG1 CG2 CD1 REMARK 470 ILE A 394 CG1 CG2 CD1 REMARK 470 LYS A 395 CG CD CE NZ REMARK 470 LEU A 396 CG CD1 CD2 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 OD2 ASP A 70 NZ LYS A 248 1.08 REMARK 500 OD2 ASP A 70 CE LYS A 248 1.46 REMARK 500 OG SER A 73 O6 MXR A 501 1.84 REMARK 500 O PRO A 308 O HOH A 601 1.87 REMARK 500 O HOH A 655 O HOH A 664 1.90 REMARK 500 O HOH A 662 O HOH A 671 1.93 REMARK 500 O HOH A 654 O HOH A 666 2.05 REMARK 500 NH1 ARG A 223 O HOH A 602 2.09 REMARK 500 N ASP A 366 O HOH A 603 2.09 REMARK 500 OD1 ASP A 53 OG1 THR A 294 2.12 REMARK 500 O ASP A 45 O HOH A 604 2.14 REMARK 500 CG ASP A 70 NZ LYS A 248 2.16 REMARK 500 O HOH A 609 O HOH A 666 2.17 REMARK 500 OG SER A 73 C3 MXR A 501 2.17 REMARK 500 O HOH A 645 O HOH A 667 2.19 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 O PHE A 150 NH2 ARG A 290 1545 2.09 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 ALA A 72 -133.65 52.58 REMARK 500 PHE A 119 69.40 67.12 REMARK 500 SER A 210 0.18 -69.22 REMARK 500 ASN A 237 64.75 -102.04 REMARK 500 ILE A 241 -99.54 -122.07 REMARK 500 ASN A 385 90.60 51.31 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 MXR A 501 DBREF1 6NTZ A 1 403 UNP A0A0A0GRC5_ECOLX DBREF2 6NTZ A A0A0A0GRC5 25 427 SEQRES 1 A 403 MET ASN THR ILE PHE SER ALA ARG ILE MET LYS ARG LEU SEQRES 2 A 403 ALA LEU THR THR ALA LEU CYS THR ALA PHE ILE SER ALA SEQRES 3 A 403 ALA HIS ALA ASP ASP LEU ASN ILE LYS THR MET ILE PRO SEQRES 4 A 403 GLY VAL PRO GLN ILE ASP ALA GLU SER TYR ILE LEU ILE SEQRES 5 A 403 ASP TYR ASN SER GLY LYS VAL LEU ALA GLU GLN ASN ALA SEQRES 6 A 403 ASP VAL ARG ARG ASP PRO ALA SER LEU THR LYS MET MET SEQRES 7 A 403 THR SER TYR VAL ILE GLY GLN ALA MET LYS ALA GLY LYS SEQRES 8 A 403 PHE LYS GLU THR ASP LEU VAL THR ILE GLY ASN ASP ALA SEQRES 9 A 403 TRP ALA THR GLY ASN PRO VAL PHE LYS GLY SER SER LEU SEQRES 10 A 403 MET PHE LEU LYS PRO GLY MET GLN VAL PRO VAL SER GLN SEQRES 11 A 403 LEU ILE ARG GLY ILE ASN LEU GLN SER GLY ASN ASP ALA SEQRES 12 A 403 CYS VAL ALA MET ALA ASP PHE ALA ALA GLY SER GLN ASP SEQRES 13 A 403 ALA PHE VAL GLY LEU MET ASN SER TYR VAL ASN ALA LEU SEQRES 14 A 403 GLY LEU LYS ASN THR HIS PHE GLN THR VAL HIS GLY LEU SEQRES 15 A 403 ASP ALA ASP GLY GLN TYR SER SER ALA ARG ASP MET ALA SEQRES 16 A 403 LEU ILE GLY GLN ALA LEU ILE ARG ASP VAL PRO ASN GLU SEQRES 17 A 403 TYR SER ILE TYR LYS GLU LYS GLU PHE THR PHE ASN GLY SEQRES 18 A 403 ILE ARG GLN LEU ASN ARG ASN GLY LEU LEU TRP ASP ASN SEQRES 19 A 403 SER LEU ASN VAL ASP GLY ILE LYS THR GLY HIS THR ASP SEQRES 20 A 403 LYS ALA GLY TYR ASN LEU VAL ALA SER ALA THR GLU GLY SEQRES 21 A 403 GLN MET ARG LEU ILE SER ALA VAL MET GLY GLY ARG THR SEQRES 22 A 403 PHE LYS GLY ARG GLU ALA GLU SER LYS LYS LEU LEU THR SEQRES 23 A 403 TRP GLY PHE ARG PHE PHE GLU THR VAL ASN PRO LEU LYS SEQRES 24 A 403 VAL GLY LYS GLU PHE ALA SER GLU PRO VAL TRP PHE GLY SEQRES 25 A 403 ASP SER ASP ARG ALA SER LEU GLY VAL ASP LYS ASP VAL SEQRES 26 A 403 TYR LEU THR ILE PRO ARG GLY ARG MET LYS ASP LEU LYS SEQRES 27 A 403 ALA SER TYR VAL LEU ASN SER SER GLU LEU HIS ALA PRO SEQRES 28 A 403 LEU GLN LYS ASN GLN VAL VAL GLY THR ILE ASN PHE GLN SEQRES 29 A 403 LEU ASP GLY LYS THR ILE GLU GLN ARG PRO LEU VAL VAL SEQRES 30 A 403 LEU GLN GLU ILE PRO GLU GLY ASN PHE PHE GLY LYS ILE SEQRES 31 A 403 ILE ASP TYR ILE LYS LEU MET PHE HIS HIS TRP PHE GLY HET MXR A 501 26 HETNAM MXR (2S,3R,4S)-4-{[(3S,5R)-5-(DIMETHYLCARBAMOYL)PYRROLIDIN- HETNAM 2 MXR 3-YL]SULFANYL}-2-[(2S,3R)-3-HYDROXY-1-OXOBUTAN-2-YL]- HETNAM 3 MXR 3-METHYL-3,4-DIHYDRO-2H-PYRROLE-5-CARBOXYLIC ACID HETSYN MXR MEROPENEM BOUND FORM (TAUTOMERISM) FORMUL 2 MXR C17 H27 N3 O5 S FORMUL 3 HOH *78(H2 O) HELIX 1 AA1 PRO A 71 SER A 73 5 3 HELIX 2 AA2 LEU A 74 ALA A 89 1 16 HELIX 3 AA3 GLY A 101 LYS A 113 5 13 HELIX 4 AA4 VAL A 128 LEU A 137 1 10 HELIX 5 AA5 GLY A 140 GLY A 153 1 14 HELIX 6 AA6 SER A 154 LEU A 169 1 16 HELIX 7 AA7 SER A 190 VAL A 205 1 16 HELIX 8 AA8 VAL A 205 SER A 210 1 6 HELIX 9 AA9 ASN A 228 ASP A 233 5 6 HELIX 10 AB1 THR A 273 PHE A 291 1 19 HELIX 11 AB2 ARG A 333 LEU A 337 5 5 HELIX 12 AB3 GLY A 388 MET A 397 1 10 SHEET 1 AA1 5 VAL A 59 GLN A 63 0 SHEET 2 AA1 5 ALA A 46 ASP A 53 -1 N LEU A 51 O LEU A 60 SHEET 3 AA1 5 MET A 262 GLY A 271 -1 O MET A 269 N SER A 48 SHEET 4 AA1 5 GLY A 250 GLU A 259 -1 N ALA A 255 O SER A 266 SHEET 5 AA1 5 ASN A 237 VAL A 238 -1 N ASN A 237 O THR A 258 SHEET 1 AA2 5 VAL A 59 GLN A 63 0 SHEET 2 AA2 5 ALA A 46 ASP A 53 -1 N LEU A 51 O LEU A 60 SHEET 3 AA2 5 MET A 262 GLY A 271 -1 O MET A 269 N SER A 48 SHEET 4 AA2 5 GLY A 250 GLU A 259 -1 N ALA A 255 O SER A 266 SHEET 5 AA2 5 LYS A 242 THR A 246 -1 N GLY A 244 O ASN A 252 SHEET 1 AA3 2 LEU A 97 THR A 99 0 SHEET 2 AA3 2 GLN A 125 PRO A 127 -1 O VAL A 126 N VAL A 98 SHEET 1 AA4 2 GLU A 216 PHE A 219 0 SHEET 2 AA4 2 ILE A 222 LEU A 225 -1 O GLN A 224 N PHE A 217 SHEET 1 AA5 2 PHE A 292 LEU A 298 0 SHEET 2 AA5 2 VAL A 325 PRO A 330 -1 O LEU A 327 N VAL A 295 SHEET 1 AA6 6 LYS A 338 LEU A 343 0 SHEET 2 AA6 6 VAL A 357 LEU A 365 -1 O GLN A 364 N LYS A 338 SHEET 3 AA6 6 LYS A 368 VAL A 377 -1 O ILE A 370 N PHE A 363 SHEET 4 AA6 6 ARG A 316 GLY A 320 -1 N GLY A 320 O VAL A 376 SHEET 5 AA6 6 ALA A 305 TRP A 310 -1 N ALA A 305 O LEU A 319 SHEET 6 AA6 6 LEU A 348 HIS A 349 1 O LEU A 348 N TRP A 310 LINK OG SER A 73 C1 MXR A 501 1555 1555 0.95 CISPEP 1 ALA A 350 PRO A 351 0 0.42 SITE 1 AC1 12 ALA A 72 SER A 73 LYS A 76 GLY A 114 SITE 2 AC1 12 SER A 115 SER A 116 SER A 139 ASN A 141 SITE 3 AC1 12 THR A 243 GLY A 244 HIS A 245 HOH A 625 CRYST1 124.810 50.800 80.220 90.00 118.69 90.00 C 1 2 1 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 0.008012 0.000000 0.004384 0.00000 SCALE2 0.000000 0.019685 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014210 0.00000