HEADER HYDROLASE/ANTIBIOTIC 01-JUL-03 1PWD TITLE COVALENT ACYL ENZYME COMPLEX OF THE STREPTOMYCES R61 DD-PEPTIDASE WITH TITLE 2 CEPHALOSPORIN C COMPND MOL_ID: 1; COMPND 2 MOLECULE: D-ALANYL-D-ALANINE CARBOXYPEPTIDASE PRECURSOR; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: DD-PEPTIDASE; COMPND 5 SYNONYM: DD-PEPTIDASE, DD-CARBOXYPEPTIDASE; COMPND 6 EC: 3.4.16.4 SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STREPTOMYCES SP.; SOURCE 3 ORGANISM_TAXID: 31952; SOURCE 4 STRAIN: R61 KEYWDS BETA-LACTAM, ANTIBIOTICS, PENICILLIN BINDING PROTEIN, ENZYME, KEYWDS 2 PEPTIDOGLYCAN, HYDROLASE, HYDROLASE-ANTIBIOTIC COMPLEX EXPDTA X-RAY DIFFRACTION AUTHOR N.R.SILVAGGI,H.R.JOSEPHINE,R.F.PRATT,J.A.KELLY REVDAT 7 30-OCT-24 1PWD 1 REMARK REVDAT 6 16-AUG-23 1PWD 1 REMARK REVDAT 5 24-JUL-19 1PWD 1 REMARK LINK REVDAT 4 13-JUL-11 1PWD 1 VERSN REVDAT 3 24-FEB-09 1PWD 1 VERSN REVDAT 2 19-APR-05 1PWD 1 JRNL REVDAT 1 13-JUL-04 1PWD 0 JRNL AUTH N.R.SILVAGGI,H.R.JOSEPHINE,A.P.KUZIN,R.NAGARAJAN,R.F.PRATT, JRNL AUTH 2 J.A.KELLY JRNL TITL CRYSTAL STRUCTURES OF COMPLEXES BETWEEN THE R61 DD-PEPTIDASE JRNL TITL 2 AND PEPTIDOGLYCAN-MIMETIC BETA-LACTAMS: A NON-COVALENT JRNL TITL 3 COMPLEX WITH A "PERFECT PENICILLIN" JRNL REF J.MOL.BIOL. V. 345 521 2005 JRNL REFN ISSN 0022-2836 JRNL PMID 15581896 JRNL DOI 10.1016/J.JMB.2004.10.076 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.A.MCDONOUGH,J.W.ANDERSON,N.R.SILVAGGI,R.F.PRATT,J.R.KNOX, REMARK 1 AUTH 2 J.A.KELLY REMARK 1 TITL STRUCTURES OF TWO KINETIC INTERMEDIATES REVEAL SPECIES REMARK 1 TITL 2 SPECIFICITY OF PENICILLIN-BINDING PROTEINS REMARK 1 REF J.MOL.BIOL. V. 322 111 2002 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1016/S0022-2836(02)00742-8 REMARK 1 REFERENCE 2 REMARK 1 AUTH W.LEE,M.A.MCDONOUGH,L.KOTRA,Z.H.LI,N.R.SILVAGGI,Y.TAKEDA, REMARK 1 AUTH 2 J.A.KELLY,S.MOBASHERY REMARK 1 TITL A 1.2-A SNAPSHOT OF THE FINAL STEP OF BACTERIAL CELL WALL REMARK 1 TITL 2 BIOSYNTHESIS REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 98 1427 2001 REMARK 1 REFN ISSN 0027-8424 REMARK 1 DOI 10.1073/PNAS.98.4.1427 REMARK 1 REFERENCE 3 REMARK 1 AUTH J.A.KELLY,A.P.KUZIN REMARK 1 TITL THE REFINED CRYSTALLOGRAPHIC STRUCTURE OF A DD-PEPTIDASE REMARK 1 TITL 2 PENICILLIN-TARGET ENZYME AT 1.6 A RESOLUTION REMARK 1 REF J.MOL.BIOL. V. 254 223 1995 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.1995.0613 REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.0 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.125 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.124 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.166 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 4946 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 97720 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.120 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.119 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.159 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 4503 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 88588 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2602 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 24 REMARK 3 SOLVENT ATOMS : 456 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 3061.9 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 261.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 11 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 28084 REMARK 3 NUMBER OF RESTRAINTS : 33924 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.032 REMARK 3 ANGLE DISTANCES (A) : 0.029 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.032 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.074 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.085 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.031 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.005 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.037 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.089 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: ANISOTROPIC REFINEMENT REDUCED FREE R REMARK 3 (NO CUTOFF) BY 0.024. REMARK 4 REMARK 4 1PWD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-JUL-03. REMARK 100 THE DEPOSITION ID IS D_1000019632. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 15-APR-03 REMARK 200 TEMPERATURE (KELVIN) : 100.0 REMARK 200 PH : 6.8 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X12C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : SI(111) REMARK 200 OPTICS : MIRRORS REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRANDEIS - B4 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 102353 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 60.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 95.1 REMARK 200 DATA REDUNDANCY : 4.200 REMARK 200 R MERGE (I) : 0.09000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.24 REMARK 200 COMPLETENESS FOR SHELL (%) : 70.0 REMARK 200 DATA REDUNDANCY IN SHELL : 2.40 REMARK 200 R MERGE FOR SHELL (I) : 0.34400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.000 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: 3PTE REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.12 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.96 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 8000, 50MM SODIUM PHOSPHATE, REMARK 280 PH 6.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 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 25.50000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 50.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 33.50000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 50.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.50000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 33.50000 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 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 ALA A 1 REMARK 465 ASP A 2 REMARK 465 THR A 348 REMARK 465 THR A 349 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 31 CB - CG - OD2 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 50 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ARG A 103 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 TYR A 115 CB - CG - CD2 ANGL. DEV. = -4.3 DEGREES REMARK 500 PHE A 188 CB - CG - CD1 ANGL. DEV. = 4.9 DEGREES REMARK 500 ASP A 195 CB - CG - OD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 TYR A 213 CZ - CE2 - CD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 TYR A 280 CB - CG - CD2 ANGL. DEV. = 3.9 DEGREES REMARK 500 ARG A 287 NE - CZ - NH2 ANGL. DEV. = -5.6 DEGREES REMARK 500 TYR A 296 CB - CG - CD1 ANGL. DEV. = -3.8 DEGREES REMARK 500 TYR A 306 CB - CG - CD2 ANGL. DEV. = -4.1 DEGREES REMARK 500 ARG A 317 NE - CZ - NH1 ANGL. DEV. = -3.0 DEGREES REMARK 500 ARG A 317 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 ARG A 337 NE - CZ - NH1 ANGL. DEV. = -3.1 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 ILE A 187 -61.87 -134.28 REMARK 500 GLN A 235 -116.49 51.93 REMARK 500 ASN A 324 52.22 -91.86 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 99 0.22 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 THE LIGAND 0MU REPRESENTS THE BOUND FORM OF THE ANTIBIOTIC REMARK 600 CEPHALOSPORIN C. THE ACYLATION REACTION RESULTED IN THE REMOVAL OF REMARK 600 THE COVALENT BOND BETWEEN ATOMS N5 AND C8 OF THE STARTING REMARK 600 CEPHALOSPORIN C AND THE FORMATION OF THE COVALENT BOND BETWEEN ATOM REMARK 600 OG OF SER A 62 AND ATOM C8 OF THE FINAL PRODUCT 0MU REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 0MU A 400 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 0MU A 400 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1MPL RELATED DB: PDB REMARK 900 CRYSTAL STRUCTURE OF PHOSPHONATE-INHIBITED D-ALA-D-ALA PEPTIDASE REMARK 900 REVEALS AN ANALOG OF A TETRAHEDRAL TRANSITION STATE REMARK 900 RELATED ID: 1IKG RELATED DB: PDB REMARK 900 MICHAELIS COMPLEX OF STREPTOMYCES R61 DD-PEPTIDASE WITH A SPECIFIC REMARK 900 PEPTIDOGLYCAN SUBSTRATE FRAGMENT REMARK 900 RELATED ID: 1IKI RELATED DB: PDB REMARK 900 COMPLEX OF STREPTOMYCES R61 DD-PEPTIDASE WITH THE PRODUCTS OF A REMARK 900 SPECIFIC PEPTIDOGLYCAN SUBSTRATE FRAGMENT DBREF 1PWD A 1 349 UNP P15555 DAC_STRSR 32 380 SEQRES 1 A 349 ALA ASP LEU PRO ALA PRO ASP ASP THR GLY LEU GLN ALA SEQRES 2 A 349 VAL LEU HIS THR ALA LEU SER GLN GLY ALA PRO GLY ALA SEQRES 3 A 349 MET VAL ARG VAL ASP ASP ASN GLY THR ILE HIS GLN LEU SEQRES 4 A 349 SER GLU GLY VAL ALA ASP ARG ALA THR GLY ARG ALA ILE SEQRES 5 A 349 THR THR THR ASP ARG PHE ARG VAL GLY SER VAL THR LYS SEQRES 6 A 349 SER PHE SER ALA VAL VAL LEU LEU GLN LEU VAL ASP GLU SEQRES 7 A 349 GLY LYS LEU ASP LEU ASP ALA SER VAL ASN THR TYR LEU SEQRES 8 A 349 PRO GLY LEU LEU PRO ASP ASP ARG ILE THR VAL ARG GLN SEQRES 9 A 349 VAL MET SER HIS ARG SER GLY LEU TYR ASP TYR THR ASN SEQRES 10 A 349 ASP MET PHE ALA GLN THR VAL PRO GLY PHE GLU SER VAL SEQRES 11 A 349 ARG ASN LYS VAL PHE SER TYR GLN ASP LEU ILE THR LEU SEQRES 12 A 349 SER LEU LYS HIS GLY VAL THR ASN ALA PRO GLY ALA ALA SEQRES 13 A 349 TYR SER TYR SER ASN THR ASN PHE VAL VAL ALA GLY MET SEQRES 14 A 349 LEU ILE GLU LYS LEU THR GLY HIS SER VAL ALA THR GLU SEQRES 15 A 349 TYR GLN ASN ARG ILE PHE THR PRO LEU ASN LEU THR ASP SEQRES 16 A 349 THR PHE TYR VAL HIS PRO ASP THR VAL ILE PRO GLY THR SEQRES 17 A 349 HIS ALA ASN GLY TYR LEU THR PRO ASP GLU ALA GLY GLY SEQRES 18 A 349 ALA LEU VAL ASP SER THR GLU GLN THR VAL SER TRP ALA SEQRES 19 A 349 GLN SER ALA GLY ALA VAL ILE SER SER THR GLN ASP LEU SEQRES 20 A 349 ASP THR PHE PHE SER ALA LEU MET SER GLY GLN LEU MET SEQRES 21 A 349 SER ALA ALA GLN LEU ALA GLN MET GLN GLN TRP THR THR SEQRES 22 A 349 VAL ASN SER THR GLN GLY TYR GLY LEU GLY LEU ARG ARG SEQRES 23 A 349 ARG ASP LEU SER CYS GLY ILE SER VAL TYR GLY HIS THR SEQRES 24 A 349 GLY THR VAL GLN GLY TYR TYR THR TYR ALA PHE ALA SER SEQRES 25 A 349 LYS ASP GLY LYS ARG SER VAL THR ALA LEU ALA ASN THR SEQRES 26 A 349 SER ASN ASN VAL ASN VAL LEU ASN THR MET ALA ARG THR SEQRES 27 A 349 LEU GLU SER ALA PHE CYS GLY LYS PRO THR THR HET 0MU A 400 24 HETNAM 0MU (2R)-5-(ACETYLOXYMETHYL)-2-[(1R)-1-[[(5R)-5-AZANYL-6- HETNAM 2 0MU OXIDANYL-6-OXIDANYLIDENE-HEXANOYL]AMINO]-2- HETNAM 3 0MU OXIDANYLIDENE-ETHYL]-5,6-DIHYDRO-2H-1,3-THIAZINE-4- HETNAM 4 0MU CARBOXYLIC ACID HETSYN 0MU CEPHALOSPORIN C, BOUND FORM FORMUL 2 0MU C16 H23 N3 O8 S FORMUL 3 HOH *456(H2 O) HELIX 1 1 ASP A 7 GLN A 21 1 15 HELIX 2 2 VAL A 63 GLU A 78 1 16 HELIX 3 3 SER A 86 LEU A 91 1 6 HELIX 4 4 THR A 101 SER A 107 1 7 HELIX 5 5 TYR A 115 PHE A 120 1 6 HELIX 6 6 GLN A 122 ARG A 131 1 10 HELIX 7 7 SER A 136 LYS A 146 1 11 HELIX 8 8 SER A 160 GLY A 176 1 17 HELIX 9 9 SER A 178 ILE A 187 1 10 HELIX 10 10 ALA A 234 GLY A 238 5 5 HELIX 11 11 SER A 243 SER A 256 1 14 HELIX 12 12 SER A 261 GLN A 269 1 9 HELIX 13 13 ASN A 328 CYS A 344 1 17 SHEET 1 A 8 THR A 35 GLY A 42 0 SHEET 2 A 8 GLY A 25 ASP A 32 -1 N ASP A 32 O THR A 35 SHEET 3 A 8 ARG A 317 ALA A 323 -1 O SER A 318 N ASP A 31 SHEET 4 A 8 TYR A 305 ALA A 311 -1 N PHE A 310 O VAL A 319 SHEET 5 A 8 SER A 294 VAL A 302 -1 N VAL A 302 O TYR A 305 SHEET 6 A 8 ARG A 285 ASP A 288 -1 N ARG A 285 O GLY A 297 SHEET 7 A 8 GLN A 278 TYR A 280 -1 N GLY A 279 O ARG A 286 SHEET 8 A 8 THR A 272 ASN A 275 -1 N THR A 272 O TYR A 280 SHEET 1 B 2 PHE A 58 ARG A 59 0 SHEET 2 B 2 ILE A 241 SER A 242 -1 O SER A 242 N PHE A 58 SHEET 1 C 3 VAL A 224 ASP A 225 0 SHEET 2 C 3 TYR A 213 LEU A 214 -1 N LEU A 214 O VAL A 224 SHEET 3 C 3 THR A 325 SER A 326 1 O SER A 326 N TYR A 213 SSBOND 1 CYS A 291 CYS A 344 1555 1555 2.06 LINK OG SER A 62 C8 A0MU A 400 1555 1555 1.45 CISPEP 1 HIS A 200 PRO A 201 0 1.50 SITE 1 AC1 15 SER A 62 ARG A 99 THR A 116 ASN A 117 SITE 2 AC1 15 PHE A 120 TYR A 159 ASN A 161 TRP A 233 SITE 3 AC1 15 THR A 299 GLY A 300 THR A 301 HOH A2080 SITE 4 AC1 15 HOH A2269 HOH A2412 HOH A2522 CRYST1 51.000 67.000 100.000 90.00 90.00 90.00 P 21 21 21 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 0.019608 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014925 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010000 0.00000