HEADER HYDROLASE 09-SEP-20 7K2W TITLE CRYSTAL STRUCTURE OF CTX-M-14 E166A/K234R BETA-LACTAMASE IN COMPLEX TITLE 2 WITH HYDROLYZED CEFOTAXIME COMPND MOL_ID: 1; COMPND 2 MOLECULE: BETA-LACTAMASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.5.2.6; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 3 ORGANISM_TAXID: 562; SOURCE 4 GENE: BLACTX-M; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 6 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS ANTIBIOTIC RESISTANCE, ACYL-ENZYME INTERMEDIATE, HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR S.LU,T.PALZKILL,B.SANKARAN,L.HU,V.SOEUNG,B.V.V.PRASAD REVDAT 5 16-OCT-24 7K2W 1 REMARK REVDAT 4 18-OCT-23 7K2W 1 REMARK REVDAT 3 30-JUN-21 7K2W 1 AUTHOR REVDAT 2 19-MAY-21 7K2W 1 JRNL REVDAT 1 04-NOV-20 7K2W 0 JRNL AUTH V.SOEUNG,S.LU,L.HU,A.JUDGE,B.SANKARAN,B.V.V.PRASAD, JRNL AUTH 2 T.PALZKILL JRNL TITL A DRUG-RESISTANT BETA-LACTAMASE VARIANT CHANGES THE JRNL TITL 2 CONFORMATION OF ITS ACTIVE-SITE PROTON SHUTTLE TO ALTER JRNL TITL 3 SUBSTRATE SPECIFICITY AND INHIBITOR POTENCY. JRNL REF J.BIOL.CHEM. V. 295 18239 2020 JRNL REFN ESSN 1083-351X JRNL PMID 33109613 JRNL DOI 10.1074/JBC.RA120.016103 REMARK 2 REMARK 2 RESOLUTION. 1.40 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 : GEOSTD + MONOMER LIBRARY + CDL V1.2 REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.40 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 34.45 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.380 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.6 REMARK 3 NUMBER OF REFLECTIONS : 46585 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.201 REMARK 3 R VALUE (WORKING SET) : 0.199 REMARK 3 FREE R VALUE : 0.244 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.980 REMARK 3 FREE R VALUE TEST SET COUNT : 2321 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 34.4500 - 3.6000 0.85 2508 119 0.1785 0.2221 REMARK 3 2 3.6000 - 2.8600 0.94 2619 126 0.1770 0.2209 REMARK 3 3 2.8600 - 2.5000 0.97 2617 143 0.1959 0.2120 REMARK 3 4 2.5000 - 2.2700 0.97 2606 148 0.2001 0.2381 REMARK 3 5 2.2700 - 2.1100 0.98 2613 131 0.1881 0.2445 REMARK 3 6 2.1000 - 1.9800 0.98 2607 133 0.1983 0.2807 REMARK 3 7 1.9800 - 1.8800 0.98 2634 139 0.2039 0.2834 REMARK 3 8 1.8800 - 1.8000 0.99 2546 159 0.2099 0.2319 REMARK 3 9 1.8000 - 1.7300 0.99 2634 120 0.2102 0.2396 REMARK 3 10 1.7300 - 1.6700 0.99 2614 140 0.2109 0.2616 REMARK 3 11 1.6700 - 1.6200 0.99 2629 135 0.2205 0.2708 REMARK 3 12 1.6200 - 1.5700 0.99 2624 125 0.2208 0.2480 REMARK 3 13 1.5700 - 1.5300 1.00 2602 132 0.2188 0.2788 REMARK 3 14 1.5300 - 1.4900 1.00 2575 169 0.2259 0.2887 REMARK 3 15 1.4900 - 1.4600 1.00 2637 127 0.2295 0.2624 REMARK 3 16 1.4600 - 1.4300 1.00 2597 121 0.2297 0.2834 REMARK 3 17 1.4300 - 1.4000 1.00 2602 154 0.2280 0.2548 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) : 0.163 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 22.322 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 9.97 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.67 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 : 0.004 1991 REMARK 3 ANGLE : 0.830 2710 REMARK 3 CHIRALITY : 0.069 320 REMARK 3 PLANARITY : 0.007 357 REMARK 3 DIHEDRAL : 18.584 300 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 7K2W COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-SEP-20. REMARK 100 THE DEPOSITION ID IS D_1000251568. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-MAR-19 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 : 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) : 1.11 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 46585 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : 34.450 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.4 REMARK 200 DATA REDUNDANCY : 7.300 REMARK 200 R MERGE (I) : 0.03000 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 35.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.60 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.07200 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 15.70 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: 1YLT REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.22 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M LITHIUM CHLORIDE 0.1 M TRIS PH8 REMARK 280 20%(W/V) PEG6000, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 296K 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 154.87267 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 77.43633 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 77.43633 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 154.87267 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 709 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 771 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 UNK A 253 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 LYS A 98 CE REMARK 480 ARG A 184 CZ REMARK 480 GLU A 273 CD REMARK 480 GLU A 288 CD 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 OG SER A 130 NH1 ARG A 234 2.13 REMARK 500 O HOH A 418 O HOH A 621 2.16 REMARK 500 O HOH A 675 O HOH A 727 2.18 REMARK 500 O HOH A 467 O HOH A 686 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 HOH A 591 O HOH A 636 1565 2.11 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 ARG A 234 NE - CZ - NH2 ANGL. DEV. = -3.7 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 THR A 51 34.68 -79.76 REMARK 500 ASP A 53 19.41 -140.65 REMARK 500 CYS A 69 -139.88 56.48 REMARK 500 VAL A 103 -139.20 -123.03 REMARK 500 ASN A 106 47.30 -140.01 REMARK 500 SER A 220 -126.02 -104.78 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 234 0.10 SIDE CHAIN 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 A 779 DISTANCE = 5.81 ANGSTROMS REMARK 525 HOH A 780 DISTANCE = 6.62 ANGSTROMS DBREF1 7K2W A 27 289 UNP A0A2H4FY00_ECOLX DBREF2 7K2W A A0A2H4FY00 31 290 SEQADV 7K2W ASN A 31 UNP A0A2H4FY0 GLN 35 CONFLICT SEQADV 7K2W ALA A 166 UNP A0A2H4FY0 GLU 169 ENGINEERED MUTATION SEQADV 7K2W ASP A 240 UNP A0A2H4FY0 GLY 242 CONFLICT SEQADV 7K2W UNK A 253 UNP A0A2H4FY0 INSERTION SEQADV 7K2W ASN A 254 UNP A0A2H4FY0 GLN 255 CONFLICT SEQRES 1 A 261 SER ALA VAL GLN ASN LYS LEU ALA ALA LEU GLU LYS SER SEQRES 2 A 261 SER GLY GLY ARG LEU GLY VAL ALA LEU ILE ASP THR ALA SEQRES 3 A 261 ASP ASN THR GLN VAL LEU TYR ARG GLY ASP GLU ARG PHE SEQRES 4 A 261 PRO MET CYS SER THR SER LYS VAL MET ALA ALA ALA ALA SEQRES 5 A 261 VAL LEU LYS GLN SER GLU THR GLN LYS GLN LEU LEU ASN SEQRES 6 A 261 GLN PRO VAL GLU ILE LYS PRO ALA ASP LEU VAL ASN TYR SEQRES 7 A 261 ASN PRO ILE ALA GLU LYS HIS VAL ASN GLY THR MET THR SEQRES 8 A 261 LEU ALA GLU LEU SER ALA ALA ALA LEU GLN TYR SER ASP SEQRES 9 A 261 ASN THR ALA MET ASN LYS LEU ILE ALA GLN LEU GLY GLY SEQRES 10 A 261 PRO GLY GLY VAL THR ALA PHE ALA ARG ALA ILE GLY ASP SEQRES 11 A 261 GLU THR PHE ARG LEU ASP ARG THR ALA PRO THR LEU ASN SEQRES 12 A 261 THR ALA ILE PRO GLY ASP PRO ARG ASP THR THR THR PRO SEQRES 13 A 261 ARG ALA MET ALA GLN THR LEU ARG GLN LEU THR LEU GLY SEQRES 14 A 261 HIS ALA LEU GLY GLU THR GLN ARG ALA GLN LEU VAL THR SEQRES 15 A 261 TRP LEU LYS GLY ASN THR THR GLY ALA ALA SER ILE ARG SEQRES 16 A 261 ALA GLY LEU PRO THR SER TRP THR VAL GLY ASP ARG THR SEQRES 17 A 261 GLY SER GLY ASP TYR GLY THR THR ASN ASP ILE ALA VAL SEQRES 18 A 261 ILE TRP PRO UNK ASN GLY ARG ALA PRO LEU VAL LEU VAL SEQRES 19 A 261 THR TYR PHE THR GLN PRO GLN GLN ASN ALA GLU SER ARG SEQRES 20 A 261 ARG ASP VAL LEU ALA SER ALA ALA ARG ILE ILE ALA GLU SEQRES 21 A 261 GLY HET CEF A 301 26 HETNAM CEF CEFOTAXIME, C3' CLEAVED, OPEN, BOUND FORM FORMUL 2 CEF C14 H15 N5 O5 S2 FORMUL 3 HOH *380(H2 O) HELIX 1 AA1 SER A 27 SER A 39 1 13 HELIX 2 AA2 CYS A 69 THR A 71 5 3 HELIX 3 AA3 SER A 72 GLN A 87 1 16 HELIX 4 AA4 GLN A 89 ASN A 92 5 4 HELIX 5 AA5 LYS A 98 LEU A 102 5 5 HELIX 6 AA6 ILE A 108 VAL A 113 5 6 HELIX 7 AA7 LEU A 119 SER A 130 1 12 HELIX 8 AA8 ASP A 131 LEU A 142 1 12 HELIX 9 AA9 GLY A 144 ILE A 155 1 12 HELIX 10 AB1 PRO A 167 THR A 171 5 5 HELIX 11 AB2 THR A 182 LEU A 195 1 14 HELIX 12 AB3 GLY A 200 GLY A 213 1 14 HELIX 13 AB4 SER A 220 LEU A 225 5 6 HELIX 14 AB5 ARG A 275 GLY A 289 1 15 SHEET 1 AA1 5 GLN A 56 TYR A 60 0 SHEET 2 AA1 5 ARG A 43 ASP A 50 -1 N LEU A 48 O VAL A 57 SHEET 3 AA1 5 LEU A 259 THR A 266 -1 O THR A 266 N ARG A 43 SHEET 4 AA1 5 THR A 243 TRP A 251 -1 N ILE A 250 O LEU A 259 SHEET 5 AA1 5 THR A 230 GLY A 238 -1 N GLY A 236 O ASN A 245 SHEET 1 AA2 2 PHE A 66 PRO A 67 0 SHEET 2 AA2 2 THR A 180 THR A 181 -1 O THR A 181 N PHE A 66 SHEET 1 AA3 2 PRO A 94 ILE A 97 0 SHEET 2 AA3 2 GLY A 115 THR A 118 -1 O GLY A 115 N ILE A 97 LINK OG SER A 70 C8 CEF A 301 1555 1555 1.37 CISPEP 1 ALA A 166 PRO A 167 0 4.09 CRYST1 41.654 41.654 232.309 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 0.024007 0.013861 0.000000 0.00000 SCALE2 0.000000 0.027721 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004305 0.00000