HEADER HYDROLASE 30-JUL-23 8TMR TITLE CRYSTAL STRUCTURE OF KPC-44 CARBAPENEMASE COMPLEXED WITH AVIBACTAM COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.5.2.6; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: KLEBSIELLA PNEUMONIAE; SOURCE 3 ORGANISM_TAXID: 573; SOURCE 4 GENE: BLAKPC; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: SHUFFLE KEYWDS KPC CARBAPENEMASE, CEFTAZIDIME-AVIBACTAM RESISTANCE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR Z.SUN,T.PALZKILL,L.HU,H.LIN,B.SANKARAN,J.WANG,B.PRASAD REVDAT 2 27-DEC-23 8TMR 1 JRNL REVDAT 1 06-DEC-23 8TMR 0 JRNL AUTH Z.SUN,H.LIN,L.HU,N.NEETU,B.SANKARAN,J.WANG,B.V.V.PRASAD, JRNL AUTH 2 T.PALZKILL JRNL TITL KLEBSIELLA PNEUMONIAE CARBAPENEMASE VARIANT 44 ACQUIRES JRNL TITL 2 CEFTAZIDIME-AVIBACTAM RESISTANCE BY ALTERING THE JRNL TITL 3 CONFORMATION OF ACTIVE-SITE LOOPS. JRNL REF J.BIOL.CHEM. V. 300 05493 2023 JRNL REFN ESSN 1083-351X JRNL PMID 38000656 JRNL DOI 10.1016/J.JBC.2023.105493 REMARK 2 REMARK 2 RESOLUTION. 1.37 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.19.1_4122 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.37 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.96 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 3 NUMBER OF REFLECTIONS : 53343 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.136 REMARK 3 R VALUE (WORKING SET) : 0.135 REMARK 3 FREE R VALUE : 0.162 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2721 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 34.9600 - 3.6600 0.98 2792 160 0.1514 0.1757 REMARK 3 2 3.6500 - 2.9000 1.00 2718 167 0.1470 0.1490 REMARK 3 3 2.9000 - 2.5300 1.00 2692 133 0.1494 0.1772 REMARK 3 4 2.5300 - 2.3000 1.00 2695 150 0.1434 0.1749 REMARK 3 5 2.3000 - 2.1400 1.00 2661 149 0.1314 0.1662 REMARK 3 6 2.1400 - 2.0100 1.00 2661 157 0.1254 0.1590 REMARK 3 7 2.0100 - 1.9100 1.00 2658 140 0.1264 0.1496 REMARK 3 8 1.9100 - 1.8300 1.00 2680 128 0.1247 0.1442 REMARK 3 9 1.8300 - 1.7600 1.00 2637 155 0.1159 0.1498 REMARK 3 10 1.7600 - 1.7000 1.00 2652 151 0.1129 0.1528 REMARK 3 11 1.7000 - 1.6400 1.00 2645 149 0.1147 0.1726 REMARK 3 12 1.6400 - 1.6000 1.00 2618 139 0.1069 0.1436 REMARK 3 13 1.6000 - 1.5500 1.00 2658 131 0.1093 0.1480 REMARK 3 14 1.5500 - 1.5200 1.00 2651 126 0.1159 0.1671 REMARK 3 15 1.5200 - 1.4800 1.00 2710 95 0.1121 0.1252 REMARK 3 16 1.4800 - 1.4500 1.00 2649 134 0.1152 0.1588 REMARK 3 17 1.4500 - 1.4200 1.00 2600 140 0.1200 0.1658 REMARK 3 18 1.4200 - 1.4000 1.00 2635 163 0.1265 0.1649 REMARK 3 19 1.3900 - 1.3700 1.00 2610 154 0.1457 0.1822 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) : 0.102 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 14.521 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 12.39 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 19.87 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 : 0.005 2032 REMARK 3 ANGLE : 0.970 2765 REMARK 3 CHIRALITY : 0.083 313 REMARK 3 PLANARITY : 0.013 358 REMARK 3 DIHEDRAL : 7.234 299 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 8TMR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 01-AUG-23. REMARK 100 THE DEPOSITION ID IS D_1000276101. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 16-JUN-21 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 4.0 - 4.4 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.999983 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 53437 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.370 REMARK 200 RESOLUTION RANGE LOW (A) : 42.290 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 12.08 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 21.0900 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.37 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.42 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 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 : 5.860 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: NULL 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: 0.2 M LITHIUM SULFATE, 0.1 M PHOSPHATE REMARK 280 -CITRATE, PH 4.0-4.4, AND 22-24% (W/V) PEG 1000, PH 4.2, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+2/3 REMARK 290 3555 -X+Y,-X,Z+1/3 REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+1/3 REMARK 290 6555 -X,-X+Y,-Z+2/3 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 56.38667 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 28.19333 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 28.19333 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 56.38667 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 A2266 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 GLY A 23 REMARK 465 HIS A 24 REMARK 465 MET A 25 REMARK 465 THR A 26 REMARK 465 ASP A 271 REMARK 465 ASP A 272 REMARK 465 LYS A 273 REMARK 465 HIS A 274 REMARK 465 SER A 275 REMARK 465 GLU A 276 REMARK 465 ALA A 277 REMARK 465 VAL A 278 REMARK 465 TYR A 279 REMARK 465 THR A 280 REMARK 465 ARG A 281 REMARK 465 ALA A 282 REMARK 465 PRO A 283 REMARK 465 ASN A 284 REMARK 465 GLY A 306 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 VAL A 29 CG1 CG2 REMARK 470 ARG A 96 CG CD NE CZ NH1 NH2 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 O2 EDO A 1903 O HOH A 2001 2.08 REMARK 500 O HOH A 2067 O HOH A 2121 2.11 REMARK 500 O HOH A 2171 O HOH A 2180 2.17 REMARK 500 O HOH A 2174 O HOH A 2224 2.17 REMARK 500 O4 PO4 A 1902 O HOH A 2002 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 CYS A 69 CA - CB - SG ANGL. DEV. = 7.6 DEGREES 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 CYS A 69 -133.24 41.34 REMARK 500 CYS A 69 -132.40 39.72 REMARK 500 ARG A 220 -121.90 -112.33 REMARK 500 ASP A 286 40.18 -89.57 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A2266 DISTANCE = 6.10 ANGSTROMS REMARK 525 HOH A2267 DISTANCE = 7.16 ANGSTROMS REMARK 525 HOH A2268 DISTANCE = 7.82 ANGSTROMS REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 8TJM RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF KPC-44 CARBAPENEMASE DBREF1 8TMR A 26 306 UNP A0A4Y5JTU1_KLEPN DBREF2 8TMR A A0A4Y5JTU1 26 304 SEQADV 8TMR GLY A 23 UNP A0A4Y5JTU EXPRESSION TAG SEQADV 8TMR HIS A 24 UNP A0A4Y5JTU EXPRESSION TAG SEQADV 8TMR MET A 25 UNP A0A4Y5JTU EXPRESSION TAG SEQRES 1 A 282 GLY HIS MET THR ASN LEU VAL ALA GLU PRO PHE ALA LYS SEQRES 2 A 282 LEU GLU GLN ASP PHE GLY GLY SER ILE GLY VAL TYR ALA SEQRES 3 A 282 MET ASP THR GLY SER GLY ALA THR VAL SER TYR ARG ALA SEQRES 4 A 282 GLU GLU ARG PHE PRO LEU CYS SER SER PHE LYS GLY PHE SEQRES 5 A 282 LEU ALA ALA ALA VAL LEU ALA ARG SER GLN GLN GLN ALA SEQRES 6 A 282 GLY LEU LEU ASP THR PRO ILE ARG TYR GLY LYS ASN ALA SEQRES 7 A 282 LEU VAL PRO TRP SER PRO ILE SER GLU LYS TYR LEU THR SEQRES 8 A 282 THR GLY MET THR VAL ALA GLU LEU SER ALA ALA ALA VAL SEQRES 9 A 282 GLN TYR SER ASP ASN ALA ALA ALA ASN LEU LEU LEU LYS SEQRES 10 A 282 GLU LEU GLY GLY PRO ALA GLY LEU THR ALA PHE MET ARG SEQRES 11 A 282 SER ILE GLY ASP THR THR PHE ARG LEU ASP ARG TRP GLU SEQRES 12 A 282 LEU GLU LEU ASN SER ALA ILE PRO GLY ASP ALA ARG ASP SEQRES 13 A 282 THR SER SER PRO ARG ALA VAL THR GLU SER LEU GLN LYS SEQRES 14 A 282 LEU THR LEU GLY SER ALA LEU ALA ALA PRO GLN ARG GLN SEQRES 15 A 282 GLN PHE VAL ASP TRP LEU LYS GLY ASN THR THR GLY ASN SEQRES 16 A 282 HIS ARG ILE ARG ALA ALA VAL PRO ALA ASP TRP ALA VAL SEQRES 17 A 282 GLY ASP LYS THR GLY THR CYS GLY VAL TYR GLY THR ALA SEQRES 18 A 282 ASN ASP TYR ALA VAL VAL TRP PRO THR GLY ARG ALA PRO SEQRES 19 A 282 ILE VAL LEU ALA VAL TYR THR ARG ALA PRO ASN LYS ASP SEQRES 20 A 282 ASP LYS HIS SER GLU ALA VAL TYR THR ARG ALA PRO ASN SEQRES 21 A 282 LYS ASP ASP LYS HIS SER GLU ALA VAL ILE ALA ALA ALA SEQRES 22 A 282 ALA ARG LEU ALA LEU GLU GLY LEU GLY HET NXL A1901 17 HET PO4 A1902 5 HET EDO A1903 10 HET EDO A1904 10 HETNAM NXL (2S,5R)-1-FORMYL-5-[(SULFOOXY)AMINO]PIPERIDINE-2- HETNAM 2 NXL CARBOXAMIDE HETNAM PO4 PHOSPHATE ION HETNAM EDO 1,2-ETHANEDIOL HETSYN NXL AVIBACTAM, BOUND FORM; NXL104, BOUND FORM HETSYN EDO ETHYLENE GLYCOL FORMUL 2 NXL C7 H13 N3 O6 S FORMUL 3 PO4 O4 P 3- FORMUL 4 EDO 2(C2 H6 O2) FORMUL 6 HOH *268(H2 O) HELIX 1 AA1 VAL A 29 GLY A 41 1 13 HELIX 2 AA2 SER A 71 SER A 84 1 14 HELIX 3 AA3 GLY A 98 LEU A 102 5 5 HELIX 4 AA4 ILE A 108 LEU A 113 5 6 HELIX 5 AA5 VAL A 119 TYR A 129 1 11 HELIX 6 AA6 ASP A 131 LEU A 142 1 12 HELIX 7 AA7 GLY A 143 ILE A 155 1 13 HELIX 8 AA8 LEU A 167 SER A 171 5 5 HELIX 9 AA9 SER A 182 LEU A 195 1 14 HELIX 10 AB1 ALA A 200 GLY A 213 1 14 HELIX 11 AB2 ARG A 220 VAL A 225 5 6 HELIX 12 AB3 HIS A 289 LEU A 305 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 TYR A 264 N GLY A 45 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 2.03 LINK OG SER A 70 CAN NXL A1901 1555 1555 1.37 CISPEP 1 GLU A 166 LEU A 167 0 4.05 CRYST1 71.760 71.760 84.580 90.00 90.00 120.00 P 32 2 1 6 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 0.013935 0.008046 0.000000 0.00000 SCALE2 0.000000 0.016091 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011823 0.00000