PDB Short entry for 1BLC HEADER HYDROLASE(ACTING IN CYCLIC AMIDES) 27-SEP-93 1BLC TITLE INHIBITION OF BETA-LACTAMASE BY CLAVULANATE: TRAPPED TITLE 2 INTERMEDIATES IN CRYOCRYSTALLOGRAPHIC STUDIES 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: STAPHYLOCOCCUS AUREUS; SOURCE 3 ORGANISM_TAXID: 1280 KEYWDS HYDROLASE(ACTING IN CYCLIC AMIDES) EXPDTA X-RAY DIFFRACTION AUTHOR C.C.H.CHEN,O.HERZBERG REVDAT 4 22-SEP-09 1BLC 1 LINK REVDAT 3 24-FEB-09 1BLC 1 VERSN REVDAT 2 01-APR-03 1BLC 1 JRNL REVDAT 1 31-JAN-94 1BLC 0 JRNL AUTH C.C.CHEN,O.HERZBERG JRNL TITL INHIBITION OF BETA-LACTAMASE BY CLAVULANATE. JRNL TITL 2 TRAPPED INTERMEDIATES IN CRYOCRYSTALLOGRAPHIC JRNL TITL 3 STUDIES. JRNL REF J.MOL.BIOL. V. 224 1103 1992 JRNL REFN ISSN 0022-2836 JRNL PMID 1569569 JRNL DOI 10.1016/0022-2836(92)90472-V REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH C.C.H.CHEN,J.RAHIL,R.F.PRATT,O.HERZBERG REMARK 1 TITL STRUCTURE OF A PHOSPHONATE-INHIBITED REMARK 1 TITL 2 BETA-LACTAMASE: AN ANALOG OF THE TETRAHEDRAL REMARK 1 TITL 3 TRANSITION STATE(SLASH)INTERMEDIATE OF BETA-LACTAM REMARK 1 TITL 4 HYDROLYSIS REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 1 REFERENCE 2 REMARK 1 AUTH O.HERZBERG REMARK 1 TITL REFINED CRYSTAL STRUCTURE OF BETA-LACTAMASE FROM REMARK 1 TITL 2 STAPHYLOCOCCUS AUREUS PC1 AT 2.0 ANGSTROMS REMARK 1 TITL 3 RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 217 701 1991 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 3 REMARK 1 AUTH O.HERZBERG,G.KAPADIA,B.BLANCO,T.S.SMITH,A.COULSON REMARK 1 TITL STRUCTURAL BASIS FOR THE INACTIVATION OF THE P54 REMARK 1 TITL 2 MUTANT OF BETA-LACTAMASE FROM STAPHYLOCOCCUS AUREUS REMARK 1 TITL 3 PC1 REMARK 1 REF BIOCHEMISTRY V. 30 9503 1991 REMARK 1 REFN ISSN 0006-2960 REMARK 1 REFERENCE 4 REMARK 1 AUTH O.HERZBERG,J.MOULT REMARK 1 TITL PENICILLIN-BINDING AND DEGRADING ENZYMES REMARK 1 REF CURR.OPIN.STRUCT.BIOL. V. 1 946 1991 REMARK 1 REFN ISSN 0959-440X REMARK 1 REFERENCE 5 REMARK 1 AUTH O.HERZBERG,J.MOULT REMARK 1 TITL BACTERIAL RESISTANCE TO BETA-LACTAM ANTIBIOTICS. REMARK 1 TITL 2 CRYSTAL STRUCTURE OF BETA-LACTAMASE FROM REMARK 1 TITL 3 STAPHYLOCOCCUS AUREUS PC1 AT 2.5 ANGSTROMS REMARK 1 TITL 4 RESOLUTION REMARK 1 REF SCIENCE V. 236 694 1987 REMARK 1 REFN ISSN 0036-8075 REMARK 1 REFERENCE 6 REMARK 1 AUTH J.MOULT,L.SAWYER,O.HERZBERG,C.L.JONES, REMARK 1 AUTH 2 A.F.W.COULSON,D.W.GREEN,M.M.HARDING,R.P.AMBLER REMARK 1 TITL THE CRYSTAL STRUCTURE OF BETA-LACTAMASE FROM REMARK 1 TITL 2 STAPHYLOCOCCUS AUREUS AT 0.5NM RESOLUTION REMARK 1 REF J.BIOCHEM.(TOKYO) V. 225 167 1985 REMARK 1 REFN ISSN 0021-924X REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 14015 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.179 REMARK 3 R VALUE (WORKING SET) : NULL REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2030 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 30 REMARK 3 SOLVENT ATOMS : 324 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.022 ; 0.025 REMARK 3 ANGLE DISTANCE (A) : 0.041 ; 0.036 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.036 ; 0.040 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.024 ; 0.030 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.243 ; 0.200 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.244 ; 0.400 REMARK 3 MULTIPLE TORSION (A) : 0.255 ; 0.400 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.280 ; 0.400 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 4.100 ; 5.000 REMARK 3 STAGGERED (DEGREES) : 24.900; 120.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.090 ; 0.112 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 0.117 ; 0.138 REMARK 3 SIDE-CHAIN BOND (A**2) : 0.119 ; 0.138 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 0.148 ; 0.159 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1BLC COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : 120 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.91 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 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 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 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 27.05000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 70.65000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 27.05000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 70.65000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 27.05000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 44.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 70.65000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 27.05000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 44.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 70.65000 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: DIMERIC 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 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 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 436 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 606 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 619 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 623 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 624 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 625 LIES ON A SPECIAL POSITION. REMARK 400 REMARK 400 COMPOUND REMARK 400 THE ACTIVE SITE SERINE IS SER 70. THERE IS AN OXYANION REMARK 400 HOLE FORMED BY THE MAIN CHAIN NITROGEN ATOMS OF SER 70 AND REMARK 400 GLN 237, IN A SIMILAR MANNER TO THE SERINE PROTEASE REMARK 400 STRUCTURES. 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 N SER A 70 O8 CEM A 301 2.10 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 ASP A 35 CB - CA - C ANGL. DEV. = 15.1 DEGREES REMARK 500 ASP A 35 CB - CG - OD1 ANGL. DEV. = -10.8 DEGREES REMARK 500 GLU A 37 OE1 - CD - OE2 ANGL. DEV. = -7.4 DEGREES REMARK 500 GLU A 56 OE1 - CD - OE2 ANGL. DEV. = -12.0 DEGREES REMARK 500 GLU A 56 CG - CD - OE2 ANGL. DEV. = 16.6 DEGREES REMARK 500 ARG A 65 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 LYS A 94 CA - CB - CG ANGL. DEV. = 23.9 DEGREES REMARK 500 ASP A 100 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES REMARK 500 ASP A 100 CB - CG - OD2 ANGL. DEV. = -8.4 DEGREES REMARK 500 ASP A 116 CB - CG - OD2 ANGL. DEV. = -5.7 DEGREES REMARK 500 ASP A 116 O - C - N ANGL. DEV. = 10.1 DEGREES REMARK 500 ARG A 164 NE - CZ - NH1 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG A 164 NE - CZ - NH2 ANGL. DEV. = -4.4 DEGREES REMARK 500 LYS A 177 C - N - CA ANGL. DEV. = 15.6 DEGREES REMARK 500 ASP A 179 CB - CG - OD2 ANGL. DEV. = 7.0 DEGREES REMARK 500 GLU A 202 CG - CD - OE1 ANGL. DEV. = 14.8 DEGREES REMARK 500 GLU A 202 CG - CD - OE2 ANGL. DEV. = -12.2 DEGREES REMARK 500 ARG A 244 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 244 NE - CZ - NH2 ANGL. DEV. = -5.3 DEGREES REMARK 500 ASP A 246 CB - CA - C ANGL. DEV. = 13.2 DEGREES REMARK 500 ASP A 276 CB - CG - OD2 ANGL. DEV. = -9.1 DEGREES REMARK 500 GLU A 289 OE1 - CD - OE2 ANGL. DEV. = 7.9 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 PHE A 60 110.22 -169.40 REMARK 500 ALA A 69 -136.74 49.91 REMARK 500 TYR A 105 71.43 54.25 REMARK 500 TYR A 171 70.24 -107.26 REMARK 500 ILE A 194 -63.55 -96.34 REMARK 500 LEU A 220 -123.23 -107.61 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 244 0.09 SIDE_CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CHIRAL CENTERS REMARK 500 REMARK 500 UNEXPECTED CONFIGURATION OF THE FOLLOWING CHIRAL REMARK 500 CENTER(S) USING IMPROPER CA--C--CB--N CHIRALITY REMARK 500 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: (11X,I3,1X,A3,1X,A1,I4,A1,6X,F5.1,6X,A1,10X,A1,3X,A16) REMARK 500 REMARK 500 M RES CSSEQI IMPROPER EXPECTED FOUND DETAILS REMARK 500 ASP A 35 18.8 L L OUTSIDE RANGE REMARK 500 GLN A 83 23.9 L L OUTSIDE RANGE REMARK 500 LYS A 94 24.1 L L OUTSIDE RANGE REMARK 500 ILE A 102 24.5 L L OUTSIDE RANGE 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 446 DISTANCE = 6.26 ANGSTROMS REMARK 525 HOH A 491 DISTANCE = 5.43 ANGSTROMS REMARK 525 HOH A 498 DISTANCE = 7.57 ANGSTROMS REMARK 525 HOH A 504 DISTANCE = 11.01 ANGSTROMS REMARK 525 HOH A 507 DISTANCE = 5.57 ANGSTROMS REMARK 525 HOH A 516 DISTANCE = 5.71 ANGSTROMS REMARK 525 HOH A 522 DISTANCE = 8.81 ANGSTROMS REMARK 525 HOH A 524 DISTANCE = 7.11 ANGSTROMS REMARK 525 HOH A 525 DISTANCE = 6.88 ANGSTROMS REMARK 525 HOH A 537 DISTANCE = 7.58 ANGSTROMS REMARK 525 HOH A 541 DISTANCE = 6.03 ANGSTROMS REMARK 525 HOH A 550 DISTANCE = 10.29 ANGSTROMS REMARK 525 HOH A 560 DISTANCE = 5.08 ANGSTROMS REMARK 525 HOH A 589 DISTANCE = 9.45 ANGSTROMS REMARK 525 HOH A 595 DISTANCE = 5.15 ANGSTROMS REMARK 525 HOH A 599 DISTANCE = 12.10 ANGSTROMS REMARK 525 HOH A 602 DISTANCE = 7.01 ANGSTROMS REMARK 525 HOH A 603 DISTANCE = 6.03 ANGSTROMS REMARK 525 HOH A 604 DISTANCE = 6.11 ANGSTROMS REMARK 525 HOH A 607 DISTANCE = 5.80 ANGSTROMS REMARK 525 HOH A 610 DISTANCE = 7.20 ANGSTROMS REMARK 525 HOH A 612 DISTANCE = 5.77 ANGSTROMS REMARK 525 HOH A 614 DISTANCE = 7.63 ANGSTROMS REMARK 525 HOH A 616 DISTANCE = 9.75 ANGSTROMS REMARK 525 HOH A 617 DISTANCE = 7.73 ANGSTROMS REMARK 525 HOH A 618 DISTANCE = 6.62 ANGSTROMS REMARK 525 HOH A 620 DISTANCE = 7.18 ANGSTROMS REMARK 525 HOH A 621 DISTANCE = 8.69 ANGSTROMS REMARK 525 HOH A 622 DISTANCE = 5.32 ANGSTROMS REMARK 525 HOH A 624 DISTANCE = 7.98 ANGSTROMS REMARK 525 HOH A 625 DISTANCE = 7.34 ANGSTROMS REMARK 600 REMARK 600 HETEROGEN REMARK 600 THERE ARE TWO CLAVULANATE DEGRADATION PRODUCTS, COVALENTLY REMARK 600 BOUND TO SER 70, AND ALTERNATELY OCCUPYING THE ACTIVE SITE. REMARK 600 THESE HAVE BEEN INTERPRETED AS CIS AND TRANS ENAMINES. THE REMARK 600 TRANS ENAMINE LACKS A CARBOXYLATE GROUP. THE CIS ENAMINE REMARK 600 IS LABELLED CEM AND THE TRANS ENAMINE IS LABELLED TEM REMARK 600 (*INC* AND *INT*, RESPECTIVELY, IN THE PAPER CITED ON REMARK 600 *JRNL* RECORDS ABOVE). THE OG ATOM OF SER 70 ADOPTS REMARK 600 ALTERNATE LOCATIONS, WHICH ARE REPRESENTED BY THE ALTERNATE REMARK 600 LOCATION INDICATORS *A* AND *B*. *A* CORRESPONDS TO THE REMARK 600 BINDING TO CEM, AND *B* TO THE BINDING TO TEM. REMARK 600 REMARK 600 THE INHIBITOR, SULFATE ION, AND WATER MOLECULES ARE GIVEN REMARK 600 IN THE HETATM LIST. THE WATER MOLECULES ARE LISTED IN REMARK 600 DECREASING ORDER OF OCCUPANCY**2/B, AND ARE NUMBERED REMARK 600 STARTING FROM 301 INSTEAD OF FROM 1, AS IN THE PUBLICATION REMARK 600 CITED IN THE *JRNL* RECORDS ABOVE. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 300 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CEM A 301 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TEM A 626 DBREF 1BLC A 31 290 UNP P00807 BLAC_STAAU 25 281 SEQRES 1 A 257 LYS GLU LEU ASN ASP LEU GLU LYS LYS TYR ASN ALA HIS SEQRES 2 A 257 ILE GLY VAL TYR ALA LEU ASP THR LYS SER GLY LYS GLU SEQRES 3 A 257 VAL LYS PHE ASN SER ASP LYS ARG PHE ALA TYR ALA SER SEQRES 4 A 257 THR SER LYS ALA ILE ASN SER ALA ILE LEU LEU GLU GLN SEQRES 5 A 257 VAL PRO TYR ASN LYS LEU ASN LYS LYS VAL HIS ILE ASN SEQRES 6 A 257 LYS ASP ASP ILE VAL ALA TYR SER PRO ILE LEU GLU LYS SEQRES 7 A 257 TYR VAL GLY LYS ASP ILE THR LEU LYS ALA LEU ILE GLU SEQRES 8 A 257 ALA SER MET THR TYR SER ASP ASN THR ALA ASN ASN LYS SEQRES 9 A 257 ILE ILE LYS GLU ILE GLY GLY ILE LYS LYS VAL LYS GLN SEQRES 10 A 257 ARG LEU LYS GLU LEU GLY ASP LYS VAL THR ASN PRO VAL SEQRES 11 A 257 ARG TYR GLU ILE GLU LEU ASN TYR TYR SER PRO LYS SER SEQRES 12 A 257 LYS LYS ASP THR SER THR PRO ALA ALA PHE GLY LYS THR SEQRES 13 A 257 LEU ASN LYS LEU ILE ALA ASN GLY LYS LEU SER LYS GLU SEQRES 14 A 257 ASN LYS LYS PHE LEU LEU ASP LEU MET LEU ASN ASN LYS SEQRES 15 A 257 SER GLY ASP THR LEU ILE LYS ASP GLY VAL PRO LYS ASP SEQRES 16 A 257 TYR LYS VAL ALA ASP LYS SER GLY GLN ALA ILE THR TYR SEQRES 17 A 257 ALA SER ARG ASN ASP VAL ALA PHE VAL TYR PRO LYS GLY SEQRES 18 A 257 GLN SER GLU PRO ILE VAL LEU VAL ILE PHE THR ASN LYS SEQRES 19 A 257 ASP ASN LYS SER ASP LYS PRO ASN ASP LYS LEU ILE SER SEQRES 20 A 257 GLU THR ALA LYS SER VAL MET LYS GLU PHE HET SO4 A 300 5 HET CEM A 301 14 HET TEM A 626 11 HETNAM SO4 SULFATE ION HETNAM CEM N-(1-CARBOXY-2-HYDROXY-4-OXO-BUTYL)-N-(3-OXO- HETNAM 2 CEM CISPROPENYL)AMINE HETNAM TEM N-(2-HYDROXY-4-OXO-BUTYL)-N-(3-OXO-TRANSPROPENYL)AMINE FORMUL 2 SO4 O4 S 2- FORMUL 3 CEM C8 H11 N O5 FORMUL 4 TEM C7 H11 N O3 FORMUL 5 HOH *324(H2 O) HELIX 1 H1 LEU A 33 TYR A 40 1 8 HELIX 2 H2 ALA A 69 LEU A 81 1 13 HELIX 3 H3 TYR A 88 LYS A 90 5 3 HELIX 4 H4 LYS A 99 ASP A 101 5 3 HELIX 5 H5 LEU A 109 TYR A 112 1 4 HELIX 6 H6 LEU A 119 TYR A 129 1 11 HELIX 7 H7 ASN A 132 ILE A 142 1 11 HELIX 8 H8 ILE A 145 GLU A 154 1 10 HELIX 9 H9 GLU A 168 ASN A 170 1 3 HELIX 10 H10 PRO A 183 LEU A 193 1 11 HELIX 11 H11 LYS A 201 ASN A 213 1 13 HELIX 12 H12 LYS A 215 GLY A 217 5 3 HELIX 13 H13 ILE A 221 GLY A 224 1 4 HELIX 14 H14 LYS A 277 MET A 287 1 11 SHEET 1 S1 5 GLU A 56 PHE A 60 0 SHEET 2 S1 5 HIS A 43 ASP A 50 -1 SHEET 3 S1 5 ILE A 259 ASN A 266 -1 SHEET 4 S1 5 ARG A 244 TYR A 251 -1 SHEET 5 S1 5 LYS A 230 GLN A 237 -1 SHEET 1 S2 2 PHE A 66 ALA A 67 0 SHEET 2 S2 2 THR A 180 SER A 181 -1 SHEET 1 S3 2 LYS A 94 HIS A 96 0 SHEET 2 S3 2 ASP A 116 THR A 118 -1 LINK OG ASER A 70 C7 ACEM A 301 1555 1555 1.36 LINK OG BSER A 70 C7 BTEM A 626 1555 1555 1.38 CISPEP 1 GLU A 166 ILE A 167 0 -2.06 SITE 1 AC1 9 LYS A 115 ASP A 116 LYS A 277 HOH A 440 SITE 2 AC1 9 HOH A 449 HOH A 457 HOH A 542 HOH A 567 SITE 3 AC1 9 HOH A 572 SITE 1 AC2 15 ALA A 69 SER A 70 SER A 130 ASN A 170 SITE 2 AC2 15 SER A 216 LYS A 234 SER A 235 GLY A 236 SITE 3 AC2 15 GLN A 237 HOH A 356 HOH A 367 HOH A 433 SITE 4 AC2 15 HOH A 439 HOH A 469 HOH A 553 SITE 1 AC3 12 ALA A 69 SER A 70 LYS A 73 TYR A 105 SITE 2 AC3 12 SER A 130 ASN A 132 ASN A 170 GLY A 236 SITE 3 AC3 12 GLN A 237 ILE A 239 HOH A 367 HOH A 529 CRYST1 54.100 88.000 141.300 90.00 90.00 90.00 I 2 2 2 8 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 0.018484 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011364 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007077 0.00000