HEADER HYDROLASE 07-JUN-10 2XGN TITLE STRUCTURAL AND MECHANISTIC STUDIES ON A CEPHALOSPORIN ESTERASE FROM TITLE 2 THE CLAVULANIC ACID BIOSYNTHESIS PATHWAY COMPND MOL_ID: 1; COMPND 2 MOLECULE: ORF12; COMPND 3 CHAIN: A, B; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES CLAVULIGERUS; SOURCE 3 ORGANISM_TAXID: 1901; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_VECTOR: PET24A KEYWDS HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR A.IQBAL,K.VALEGARD,N.J.KERSHAW,D.IVISON,C.GENEREUX,A.DUBUS, AUTHOR 2 I.ANDERSSON,C.J.SCHOFIELD REVDAT 6 20-DEC-23 2XGN 1 REMARK REVDAT 5 25-SEP-19 2XGN 1 REMARK REVDAT 4 21-FEB-18 2XGN 1 JRNL REVDAT 3 07-AUG-13 2XGN 1 JRNL REVDAT 2 31-JUL-13 2XGN 1 JRNL REMARK VERSN HETSYN REVDAT 1 29-JUN-11 2XGN 0 JRNL AUTH K.VALEGARD,A.IQBAL,N.J.KERSHAW,D.IVISON,C.GENEREUX,A.DUBUS, JRNL AUTH 2 C.BLIKSTAD,M.DEMETRIADES,R.J.HOPKINSON,A.J.LLOYD,D.I.ROPER, JRNL AUTH 3 C.J.SCHOFIELD,I.ANDERSSON,M.A.MCDONOUGH JRNL TITL STRUCTURAL AND MECHANISTIC STUDIES OF THE ORF12 GENE PRODUCT JRNL TITL 2 FROM THE CLAVULANIC ACID BIOSYNTHESIS PATHWAY. JRNL REF ACTA CRYSTALLOGR. D BIOL. V. 69 1567 2013 JRNL REF 2 CRYSTALLOGR. JRNL REFN ESSN 1399-0047 JRNL PMID 23897479 JRNL DOI 10.1107/S0907444913011013 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 81.11 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 3 NUMBER OF REFLECTIONS : 101604 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.191 REMARK 3 FREE R VALUE : 0.224 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 5334 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.74 REMARK 3 REFLECTION IN BIN (WORKING SET) : 7484 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.97 REMARK 3 BIN R VALUE (WORKING SET) : 0.2190 REMARK 3 BIN FREE R VALUE SET COUNT : 370 REMARK 3 BIN FREE R VALUE : 0.2670 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 6523 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 12 REMARK 3 SOLVENT ATOMS : 755 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 17.69 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.13000 REMARK 3 B22 (A**2) : 0.88000 REMARK 3 B33 (A**2) : -1.03000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.17000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.105 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.104 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.063 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.828 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.950 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.932 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 6703 ; 0.011 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 9120 ; 1.339 ; 1.965 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 847 ; 5.344 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 290 ;30.402 ;22.621 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 1096 ;12.675 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 66 ;16.270 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 1033 ; 0.088 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 5082 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 3275 ; 0.199 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 4638 ; 0.305 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 651 ; 0.113 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 60 ; 0.136 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 33 ; 0.100 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 4289 ; 0.764 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 6762 ; 1.226 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 2716 ; 2.038 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 2354 ; 3.195 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS. REMARK 4 REMARK 4 2XGN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 07-JUN-10. REMARK 100 THE DEPOSITION ID IS D_1290044137. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 14-DEC-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID14-3 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.931 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 106976 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 81.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : 0.08000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 3.80 REMARK 200 R MERGE FOR SHELL (I) : 0.41000 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: REFMAC REMARK 200 STARTING MODEL: PDB ENTRY 2XEP REMARK 200 REMARK 200 REMARK: NONE REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 13%(W/V) PEG4000,0.1M NAAC,0.1M REMARK 280 NACL,10%/W/V) GLYCEROL,0.1M TRIS/HCL PH8.0, VAPOR DIFFUSION, REMARK 280 SITTING DROP, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 49.88250 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 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: B 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 400 REMARK 400 COMPOUND REMARK 400 ENGINEERED RESIDUE IN CHAIN A, SER 378 TO ALA REMARK 400 ENGINEERED RESIDUE IN CHAIN B, SER 378 TO ALA 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 MET A 2 REMARK 465 LYS A 3 REMARK 465 LYS A 4 REMARK 465 ALA A 5 REMARK 465 ASP A 6 REMARK 465 SER A 7 REMARK 465 GLY A 44 REMARK 465 LEU A 45 REMARK 465 PRO A 46 REMARK 465 ALA A 60 REMARK 465 ALA A 61 REMARK 465 ALA A 62 REMARK 465 GLY A 63 REMARK 465 GLY A 435 REMARK 465 GLU A 436 REMARK 465 ARG A 437 REMARK 465 ARG A 438 REMARK 465 GLY A 439 REMARK 465 ALA A 440 REMARK 465 GLY A 441 REMARK 465 THR A 442 REMARK 465 ALA A 443 REMARK 465 ALA A 444 REMARK 465 ALA A 445 REMARK 465 GLY A 446 REMARK 465 ASP A 447 REMARK 465 ASP A 448 REMARK 465 ARG A 449 REMARK 465 ALA A 450 REMARK 465 SER A 451 REMARK 465 ALA A 452 REMARK 465 GLY A 453 REMARK 465 GLU A 454 REMARK 465 ALA A 455 REMARK 465 ALA A 456 REMARK 465 ARG A 457 REMARK 465 ARG A 458 REMARK 465 MET B 1 REMARK 465 MET B 2 REMARK 465 LYS B 3 REMARK 465 LYS B 4 REMARK 465 ALA B 5 REMARK 465 ASP B 6 REMARK 465 SER B 7 REMARK 465 ALA B 60 REMARK 465 ALA B 61 REMARK 465 ALA B 62 REMARK 465 GLY B 63 REMARK 465 GLU B 436 REMARK 465 ARG B 437 REMARK 465 ARG B 438 REMARK 465 GLY B 439 REMARK 465 ALA B 440 REMARK 465 GLY B 441 REMARK 465 THR B 442 REMARK 465 ALA B 443 REMARK 465 ALA B 444 REMARK 465 ALA B 445 REMARK 465 GLY B 446 REMARK 465 ASP B 447 REMARK 465 ASP B 448 REMARK 465 ARG B 449 REMARK 465 ALA B 450 REMARK 465 SER B 451 REMARK 465 ALA B 452 REMARK 465 GLY B 453 REMARK 465 GLU B 454 REMARK 465 ALA B 455 REMARK 465 ALA B 456 REMARK 465 ARG B 457 REMARK 465 ARG B 458 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 87 -115.23 60.82 REMARK 500 SER A 173 2.19 -65.65 REMARK 500 ASP A 282 111.40 -24.68 REMARK 500 ASP A 325 -157.46 -174.65 REMARK 500 ALA B 87 -121.47 55.09 REMARK 500 ASP B 262 81.40 -156.84 REMARK 500 ASP B 282 113.00 -37.37 REMARK 500 ASP B 325 -161.12 -178.48 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 GOL A 500 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 500 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2XH9 RELATED DB: PDB REMARK 900 STRUCTURAL AND MECHANISTIC STUDIES ON A CEPHALOSPORIN ESTERASE FROM REMARK 900 THE CLAVULANIC ACID BIOSYNTHESIS PATHWAY REMARK 900 RELATED ID: 2XFS RELATED DB: PDB REMARK 900 STRUCTURAL AND MECHANISTIC STUDIES ON A CEPHALOSPORIN ESTERASE FROM REMARK 900 THE CLAVULANIC ACID BIOSYNTHESIS PATHWAY REMARK 900 RELATED ID: 2XFT RELATED DB: PDB REMARK 900 STRUCTURAL AND MECHANISTIC STUDIES ON A CEPHALOSPORIN ESTERASE FROM REMARK 900 THE CLAVULANIC ACID BIOSYNTHESIS PATHWAY REMARK 900 RELATED ID: 2XEP RELATED DB: PDB REMARK 900 STRUCTURAL AND MECHANISTIC STUDIES ON A CEPHALOSPORIN ESTERASE FROM REMARK 900 THE CLAVULANIC ACID BIOSYNTHESIS PATHWAY REMARK 900 RELATED ID: 2XF3 RELATED DB: PDB REMARK 900 STRUCTURAL AND MECHANISTIC STUDIES ON A CEPHALOSPORIN ESTERASE FROM REMARK 900 THE CLAVULANIC ACID BIOSYNTHESIS PATHWAY DBREF 2XGN A 1 458 UNP Q83Z62 Q83Z62_STRCL 1 458 DBREF 2XGN B 1 458 UNP Q83Z62 Q83Z62_STRCL 1 458 SEQADV 2XGN ALA A 378 UNP Q83Z62 SER 378 ENGINEERED MUTATION SEQADV 2XGN ALA B 378 UNP Q83Z62 SER 378 ENGINEERED MUTATION SEQRES 1 A 458 MET MET LYS LYS ALA ASP SER VAL PRO THR PRO ALA GLU SEQRES 2 A 458 ALA ALA LEU ALA ALA GLN THR ALA LEU ALA ALA ASP ASP SEQRES 3 A 458 SER PRO MET GLY ASP ALA ALA ARG TRP ALA MET GLY LEU SEQRES 4 A 458 LEU THR SER SER GLY LEU PRO ARG PRO GLU ASP VAL ALA SEQRES 5 A 458 ALA ARG PHE ILE PRO THR PHE ALA ALA ALA GLY ASN PHE SEQRES 6 A 458 ALA GLU THR VAL ARG GLU TRP ARG SER LYS GLY PRO PHE SEQRES 7 A 458 THR VAL ARG ALA TYR HIS PRO VAL ALA HIS LYS GLY TRP SEQRES 8 A 458 VAL VAL LEU SER ALA PRO ALA GLY VAL ARG TYR ILE LEU SEQRES 9 A 458 SER LEU THR LEU ASP SER SER GLY LEU ILE ARG ILE LEU SEQRES 10 A 458 THR LEU LYS PRO GLU THR VAL ILE PRO ASP MET VAL THR SEQRES 11 A 458 TRP ASN ASP VAL GLU GLU THR LEU HIS THR PRO GLY VAL SEQRES 12 A 458 GLN HIS SER VAL TYR ALA VAL ARG LEU THR PRO ASP GLY SEQRES 13 A 458 HIS GLU VAL LEU HIS ALA SER ALA PRO GLU ARG PRO MET SEQRES 14 A 458 PRO THR GLY SER ALA TYR LYS LEU TYR LEU MET ARG ALA SEQRES 15 A 458 LEU VAL ALA GLU ILE GLU LYS GLY THR VAL GLY TRP ASP SEQRES 16 A 458 GLU ILE LEU THR LEU THR PRO GLU LEU ARG SER LEU PRO SEQRES 17 A 458 THR GLY ASP MET GLN ASP LEU PRO ASP GLY THR ARG VAL SEQRES 18 A 458 THR VAL ARG GLU THR ALA HIS LYS MET ILE ALA LEU SER SEQRES 19 A 458 ASP ASN THR GLY ALA ASP LEU VAL ALA ASP ARG LEU GLY SEQRES 20 A 458 ARG GLU VAL VAL GLU ARG SER LEU ALA ALA ALA GLY HIS SEQRES 21 A 458 HIS ASP PRO SER LEU MET ARG PRO PHE LEU THR SER HIS SEQRES 22 A 458 GLU VAL PHE GLU LEU GLY TRP GLY ASP PRO GLU ARG ARG SEQRES 23 A 458 ALA GLU TRP VAL ARG GLN ASP GLU ALA GLY ARG ARG GLU SEQRES 24 A 458 LEU LEU GLU LYS MET ALA GLY VAL MET THR VAL ARG GLY SEQRES 25 A 458 SER ASP LEU GLY ALA THR VAL HIS GLN LEU GLY ILE ASP SEQRES 26 A 458 TRP HIS MET ASP ALA PHE ASP VAL VAL ARG VAL LEU GLU SEQRES 27 A 458 GLY LEU LEU GLN ASP SER GLY ARG ASP THR SER GLY THR SEQRES 28 A 458 VAL GLU GLU ILE LEU THR ALA TYR PRO GLY LEU LEU ILE SEQRES 29 A 458 ASP GLU GLU ARG TRP ARG ARG VAL TYR PHE LYS ALA GLY SEQRES 30 A 458 ALA SER PRO GLY VAL MET MET PHE CYS TRP LEU LEU GLN SEQRES 31 A 458 ASP HIS ALA GLY ILE SER TYR VAL LEU VAL LEU ARG GLN SEQRES 32 A 458 SER ALA ASP GLU GLN ARG LEU ILE GLY ASP GLY LEU PHE SEQRES 33 A 458 LEU ARG GLY ILE GLY ALA LYS ILE ILE GLU ALA GLU ALA SEQRES 34 A 458 LYS LEU LEU SER SER GLY GLU ARG ARG GLY ALA GLY THR SEQRES 35 A 458 ALA ALA ALA GLY ASP ASP ARG ALA SER ALA GLY GLU ALA SEQRES 36 A 458 ALA ARG ARG SEQRES 1 B 458 MET MET LYS LYS ALA ASP SER VAL PRO THR PRO ALA GLU SEQRES 2 B 458 ALA ALA LEU ALA ALA GLN THR ALA LEU ALA ALA ASP ASP SEQRES 3 B 458 SER PRO MET GLY ASP ALA ALA ARG TRP ALA MET GLY LEU SEQRES 4 B 458 LEU THR SER SER GLY LEU PRO ARG PRO GLU ASP VAL ALA SEQRES 5 B 458 ALA ARG PHE ILE PRO THR PHE ALA ALA ALA GLY ASN PHE SEQRES 6 B 458 ALA GLU THR VAL ARG GLU TRP ARG SER LYS GLY PRO PHE SEQRES 7 B 458 THR VAL ARG ALA TYR HIS PRO VAL ALA HIS LYS GLY TRP SEQRES 8 B 458 VAL VAL LEU SER ALA PRO ALA GLY VAL ARG TYR ILE LEU SEQRES 9 B 458 SER LEU THR LEU ASP SER SER GLY LEU ILE ARG ILE LEU SEQRES 10 B 458 THR LEU LYS PRO GLU THR VAL ILE PRO ASP MET VAL THR SEQRES 11 B 458 TRP ASN ASP VAL GLU GLU THR LEU HIS THR PRO GLY VAL SEQRES 12 B 458 GLN HIS SER VAL TYR ALA VAL ARG LEU THR PRO ASP GLY SEQRES 13 B 458 HIS GLU VAL LEU HIS ALA SER ALA PRO GLU ARG PRO MET SEQRES 14 B 458 PRO THR GLY SER ALA TYR LYS LEU TYR LEU MET ARG ALA SEQRES 15 B 458 LEU VAL ALA GLU ILE GLU LYS GLY THR VAL GLY TRP ASP SEQRES 16 B 458 GLU ILE LEU THR LEU THR PRO GLU LEU ARG SER LEU PRO SEQRES 17 B 458 THR GLY ASP MET GLN ASP LEU PRO ASP GLY THR ARG VAL SEQRES 18 B 458 THR VAL ARG GLU THR ALA HIS LYS MET ILE ALA LEU SER SEQRES 19 B 458 ASP ASN THR GLY ALA ASP LEU VAL ALA ASP ARG LEU GLY SEQRES 20 B 458 ARG GLU VAL VAL GLU ARG SER LEU ALA ALA ALA GLY HIS SEQRES 21 B 458 HIS ASP PRO SER LEU MET ARG PRO PHE LEU THR SER HIS SEQRES 22 B 458 GLU VAL PHE GLU LEU GLY TRP GLY ASP PRO GLU ARG ARG SEQRES 23 B 458 ALA GLU TRP VAL ARG GLN ASP GLU ALA GLY ARG ARG GLU SEQRES 24 B 458 LEU LEU GLU LYS MET ALA GLY VAL MET THR VAL ARG GLY SEQRES 25 B 458 SER ASP LEU GLY ALA THR VAL HIS GLN LEU GLY ILE ASP SEQRES 26 B 458 TRP HIS MET ASP ALA PHE ASP VAL VAL ARG VAL LEU GLU SEQRES 27 B 458 GLY LEU LEU GLN ASP SER GLY ARG ASP THR SER GLY THR SEQRES 28 B 458 VAL GLU GLU ILE LEU THR ALA TYR PRO GLY LEU LEU ILE SEQRES 29 B 458 ASP GLU GLU ARG TRP ARG ARG VAL TYR PHE LYS ALA GLY SEQRES 30 B 458 ALA SER PRO GLY VAL MET MET PHE CYS TRP LEU LEU GLN SEQRES 31 B 458 ASP HIS ALA GLY ILE SER TYR VAL LEU VAL LEU ARG GLN SEQRES 32 B 458 SER ALA ASP GLU GLN ARG LEU ILE GLY ASP GLY LEU PHE SEQRES 33 B 458 LEU ARG GLY ILE GLY ALA LYS ILE ILE GLU ALA GLU ALA SEQRES 34 B 458 LYS LEU LEU SER SER GLY GLU ARG ARG GLY ALA GLY THR SEQRES 35 B 458 ALA ALA ALA GLY ASP ASP ARG ALA SER ALA GLY GLU ALA SEQRES 36 B 458 ALA ARG ARG HET GOL A 500 6 HET GOL B 500 6 HETNAM GOL GLYCEROL HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 3 GOL 2(C3 H8 O3) FORMUL 5 HOH *755(H2 O) HELIX 1 1 THR A 10 ASP A 25 1 16 HELIX 2 2 SER A 27 SER A 42 1 16 HELIX 3 3 ARG A 47 PHE A 55 1 9 HELIX 4 4 ASN A 64 SER A 74 1 11 HELIX 5 5 PRO A 97 GLY A 99 5 3 HELIX 6 6 THR A 130 HIS A 139 1 10 HELIX 7 7 ALA A 174 GLY A 190 1 17 HELIX 8 8 ASP A 211 LEU A 215 5 5 HELIX 9 9 VAL A 223 LEU A 233 1 11 HELIX 10 10 ASP A 235 GLY A 247 1 13 HELIX 11 11 GLY A 247 GLY A 259 1 13 HELIX 12 12 ASP A 262 ARG A 267 5 6 HELIX 13 13 THR A 271 GLY A 281 1 11 HELIX 14 14 ASP A 282 GLN A 292 1 11 HELIX 15 15 ASP A 293 ALA A 305 1 13 HELIX 16 16 ARG A 311 LEU A 315 5 5 HELIX 17 17 VAL A 319 GLY A 323 5 5 HELIX 18 18 ASP A 329 ASP A 347 1 19 HELIX 19 19 GLY A 350 ALA A 358 1 9 HELIX 20 20 GLU A 407 ILE A 411 5 5 HELIX 21 21 GLY A 414 ALA A 427 1 14 HELIX 22 22 ALA A 427 LEU A 432 1 6 HELIX 23 23 THR B 10 ASP B 25 1 16 HELIX 24 24 SER B 27 SER B 42 1 16 HELIX 25 25 ARG B 47 ALA B 53 1 7 HELIX 26 26 ASN B 64 LYS B 75 1 12 HELIX 27 27 PRO B 97 GLY B 99 5 3 HELIX 28 28 THR B 130 HIS B 139 1 10 HELIX 29 29 ALA B 174 LYS B 189 1 16 HELIX 30 30 THR B 201 ARG B 205 5 5 HELIX 31 31 ASP B 211 LEU B 215 5 5 HELIX 32 32 VAL B 223 LEU B 233 1 11 HELIX 33 33 ASP B 235 GLY B 247 1 13 HELIX 34 34 GLY B 247 LEU B 255 1 9 HELIX 35 35 ASP B 262 ARG B 267 5 6 HELIX 36 36 THR B 271 GLY B 281 1 11 HELIX 37 37 ASP B 282 GLN B 292 1 11 HELIX 38 38 ASP B 293 ALA B 305 1 13 HELIX 39 39 ARG B 311 LEU B 315 5 5 HELIX 40 40 VAL B 319 GLY B 323 5 5 HELIX 41 41 ASP B 329 ASP B 347 1 19 HELIX 42 42 GLY B 350 ALA B 358 1 9 HELIX 43 43 GLU B 407 ILE B 411 5 5 HELIX 44 44 GLY B 414 ALA B 427 1 14 HELIX 45 45 ALA B 427 LEU B 432 1 6 SHEET 1 AA 4 THR A 79 VAL A 86 0 SHEET 2 AA 4 LYS A 89 SER A 95 -1 O LYS A 89 N VAL A 86 SHEET 3 AA 4 ARG A 101 LEU A 108 -1 O TYR A 102 N LEU A 94 SHEET 4 AA 4 ILE A 114 PRO A 121 -1 N ARG A 115 O THR A 107 SHEET 1 AB 5 GLY A 156 SER A 163 0 SHEET 2 AB 5 VAL A 143 THR A 153 -1 O VAL A 147 N SER A 163 SHEET 3 AB 5 SER A 396 ALA A 405 -1 O SER A 396 N LEU A 152 SHEET 4 AB 5 VAL A 382 ASP A 391 -1 O MET A 383 N GLN A 403 SHEET 5 AB 5 TRP A 369 SER A 379 -1 N ARG A 370 O GLN A 390 SHEET 1 AC 2 MET A 169 PRO A 170 0 SHEET 2 AC 2 HIS A 327 MET A 328 -1 O MET A 328 N MET A 169 SHEET 1 AD 2 ILE A 197 THR A 199 0 SHEET 2 AD 2 ARG A 220 THR A 222 -1 O VAL A 221 N LEU A 198 SHEET 1 BA 4 THR B 79 VAL B 86 0 SHEET 2 BA 4 LYS B 89 SER B 95 -1 O LYS B 89 N VAL B 86 SHEET 3 BA 4 ARG B 101 LEU B 108 -1 O TYR B 102 N LEU B 94 SHEET 4 BA 4 ILE B 114 PRO B 121 -1 N ARG B 115 O THR B 107 SHEET 1 BB 5 GLY B 156 SER B 163 0 SHEET 2 BB 5 VAL B 143 THR B 153 -1 O VAL B 147 N SER B 163 SHEET 3 BB 5 SER B 396 ALA B 405 -1 O SER B 396 N LEU B 152 SHEET 4 BB 5 VAL B 382 ASP B 391 -1 O MET B 383 N GLN B 403 SHEET 5 BB 5 TRP B 369 SER B 379 -1 N ARG B 370 O GLN B 390 SHEET 1 BC 2 MET B 169 PRO B 170 0 SHEET 2 BC 2 HIS B 327 MET B 328 -1 O MET B 328 N MET B 169 SHEET 1 BD 2 ILE B 197 THR B 199 0 SHEET 2 BD 2 ARG B 220 THR B 222 -1 O VAL B 221 N LEU B 198 CISPEP 1 GLY A 76 PRO A 77 0 5.18 CISPEP 2 PRO A 208 THR A 209 0 6.13 CISPEP 3 ARG A 267 PRO A 268 0 -3.81 CISPEP 4 GLY B 76 PRO B 77 0 1.88 CISPEP 5 PRO B 208 THR B 209 0 10.19 CISPEP 6 ARG B 267 PRO B 268 0 -7.02 SITE 1 AC1 7 GLY A 172 SER A 173 ASN A 236 ALA A 378 SITE 2 AC1 7 SER A 379 HOH A2376 HOH A2377 SITE 1 AC2 7 GLY B 172 SER B 173 ASN B 236 ALA B 378 SITE 2 AC2 7 SER B 379 HOH B2377 HOH B2378 CRYST1 61.283 99.765 81.270 90.00 93.97 90.00 P 1 21 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 0.016318 0.000000 0.001132 0.00000 SCALE2 0.000000 0.010024 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012334 0.00000