1IYQ
 
 | | Toho-1 beta-Lactamase In Complex With Benzylpenicillin | | Descriptor: | OPEN FORM - PENICILLIN G, SULFATE ION, Toho-1 beta-lactamase | | Authors: | Shimamura, T, Ibuka, A, Fushinobu, S, Wakagi, T, Ishiguro, M, Ishii, Y, Matsuzawa, H. | | Deposit date: | 2002-09-04 | | Release date: | 2002-12-11 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (2.1 Å) | | Cite: | Acyl-intermediate Structures of the Extended-spectrum Class A beta -Lactamase, Toho-1, in Complex with Cefotaxime, Cephalothin, and Benzylpenicillin.
J.Biol.Chem., 277, 2002
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1IYP
 | | Toho-1 beta-Lactamase In Complex With Cephalothin | | Descriptor: | CEPHALOTHIN GROUP, SULFATE ION, Toho-1 beta-lactamase | | Authors: | Shimamura, T, Ibuka, A, Fushinobu, S, Wakagi, T, Ishiguro, M, Ishii, Y, Matsuzawa, H. | | Deposit date: | 2002-09-04 | | Release date: | 2002-12-11 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Acyl-intermediate Structures of the Extended-spectrum Class A beta -Lactamase, Toho-1, in Complex with Cefotaxime, Cephalothin, and Benzylpenicillin.
J.Biol.Chem., 277, 2002
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1IYO
 | | Toho-1 beta-Lactamase In Complex With Cefotaxime | | Descriptor: | CEFOTAXIME, C3' cleaved, open, ... | | Authors: | Shimamura, T, Ibuka, A, Fushinobu, S, Wakagi, T, Ishiguro, M, Ishii, Y, Matsuzawa, H. | | Deposit date: | 2002-09-04 | | Release date: | 2002-12-11 | | Last modified: | 2023-12-27 | | Method: | X-RAY DIFFRACTION (1.8 Å) | | Cite: | Acyl-intermediate Structures of the Extended-spectrum Class A beta -Lactamase, Toho-1, in Complex with Cefotaxime, Cephalothin, and Benzylpenicillin.
J.Biol.Chem., 277, 2002
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1IKI
 | | COMPLEX OF STREPTOMYCES R61 DD-PEPTIDASE WITH THE PRODUCTS OF A SPECIFIC PEPTIDOGLYCAN SUBSTRATE FRAGMENT | | Descriptor: | D-ALANINE, D-ALANYL-D-ALANINE CARBOXYPEPTIDASE, GLYCYL-L-ALPHA-AMINO-EPSILON-PIMELYL-D-ALANINE | | Authors: | Mcdonough, M.A, Anderson, J.W, Silvaggi, N.R, Pratt, R.F, Knox, J.R, Kelly, J.A. | | Deposit date: | 2001-05-03 | | Release date: | 2002-09-11 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (1.25 Å) | | Cite: | Structures of two kinetic intermediates reveal species specificity of penicillin-binding proteins.
J.Mol.Biol., 322, 2002
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1IKG
 | | MICHAELIS COMPLEX OF STREPTOMYCES R61 DD-PEPTIDASE WITH A SPECIFIC PEPTIDOGLYCAN SUBSTRATE FRAGMENT | | Descriptor: | D-ALANYL-D-ALANINE CARBOXYPEPTIDASE, GLYCYL-L-ALPHA-AMINO-EPSILON-PIMELYL-D-ALANYL-D-ALANINE | | Authors: | Mcdonough, M.A, Anderson, J.W, Silvaggi, N.R, Pratt, R.F, Knox, J.R, Kelly, J.A. | | Deposit date: | 2001-05-03 | | Release date: | 2002-09-11 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Structures of two kinetic intermediates reveal species specificity of penicillin-binding proteins.
J.Mol.Biol., 322, 2002
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1IEM
 | | Crystal Structure of AmpC beta-lactamase from E. coli in Complex with a Boronic Acid Inhibitor (1, CefB4) | | Descriptor: | PHOSPHATE ION, PINACOL[[2-AMINO-ALPHA-(1-CARBOXY-1-METHYLETHOXYIMINO)-4-THIAZOLEACETYL]AMINO]METHANEBORONATE, beta-lactamase | | Authors: | Powers, R.A, Caselli, E, Focia, P.J, Prati, F, Shoichet, B.K. | | Deposit date: | 2001-04-10 | | Release date: | 2001-08-15 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (2.3 Å) | | Cite: | Structures of ceftazidime and its transition-state analogue in complex with AmpC beta-lactamase: implications for resistance mutations and inhibitor design.
Biochemistry, 40, 2001
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1IEL
 | | Crystal Structure of AmpC beta-lactamase from E. coli in Complex with Ceftazidime | | Descriptor: | ACYLATED CEFTAZIDIME, PHOSPHATE ION, beta-lactamase | | Authors: | Powers, R.A, Caselli, E, Focia, P.J, Prati, F, Shoichet, B.K. | | Deposit date: | 2001-04-10 | | Release date: | 2001-08-15 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Structures of ceftazidime and its transition-state analogue in complex with AmpC beta-lactamase: implications for resistance mutations and inhibitor design.
Biochemistry, 40, 2001
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1I5Q
 | | CRYSTAL STRUCTURE OF THE E. COLI AMPC BETA-LACTAMASE MUTANT N152A COVALENTLY ACYLATED WITH THE INHIBITORY BETA-LACTAM, MOXALACTAM | | Descriptor: | (2R)-2-[(1R)-1-{[(2S)-2-carboxy-2-(4-hydroxyphenyl)acetyl]amino}-1-methoxy-2-oxoethyl]-5-methylidene-5,6-dihydro-2H-1,3-oxazine-4-carboxylic acid, BETA-LACTAMASE | | Authors: | Trehan, I, Beadle, B.M, Shoichet, B.K. | | Deposit date: | 2001-02-28 | | Release date: | 2001-06-20 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.83 Å) | | Cite: | Inhibition of AmpC beta-lactamase through a destabilizing interaction in the active site.
Biochemistry, 40, 2001
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1I2W
 | | BETA-LACTAMASE FROM BACILLUS LICHENIFORMIS BS3 COMPLEXED WITH CEFOXITIN | | Descriptor: | (2R)-5-[(carbamoyloxy)methyl]-2-{(1S)-1-methoxy-2-oxo-1-[(thiophen-2-ylacetyl)amino]ethyl}-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid, BETA-LACTAMASE, CARBAMIC ACID | | Authors: | Fonze, E, Vanhove, M, Dive, G, Sauvage, E, Frere, J.M, Charlier, P. | | Deposit date: | 2001-02-12 | | Release date: | 2002-03-13 | | Last modified: | 2018-09-12 | | Method: | X-RAY DIFFRACTION (1.7 Å) | | Cite: | Crystal structures of the Bacillus licheniformis BS3 class A beta-lactamase and of the acyl-enzyme adduct formed with cefoxitin
Biochemistry, 41, 2002
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1I2S
 | | BETA-LACTAMASE FROM BACILLUS LICHENIFORMIS BS3 | | Descriptor: | BETA-LACTAMASE, CITRIC ACID, SODIUM ION | | Authors: | Fonze, E, Vanhove, M, Dive, G, Sauvage, E, Frere, J.M, Charlier, P. | | Deposit date: | 2001-02-12 | | Release date: | 2002-03-13 | | Last modified: | 2024-02-07 | | Method: | X-RAY DIFFRACTION (1.7 Å) | | Cite: | Crystal structures of the Bacillus licheniformis BS3 class A beta-lactamase and of the
acyl-enzyme adduct formed with cefoxitin
Biochemistry, 41, 2002
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1HZO
 | | STRUCTURE OF CLASS A CEPHALOSPORINASE FROM PROTEUS VULGARIS K1 | | Descriptor: | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, BETA-LACTAMASE | | Authors: | Nukaga, M, Crichlow, G.V, Kuzin, A.P, Mayama, K, Knox, J.R. | | Deposit date: | 2001-01-25 | | Release date: | 2002-04-03 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.75 Å) | | Cite: | Structure of an extended-spectrum class A beta-lactamase from Proteus vulgaris K1.
J.Mol.Biol., 317, 2002
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1HVB
 | | CRYSTAL STRUCTURE OF STREPTOMYCES R61 DD-PEPTIDASE COMPLEXED WITH A NOVEL CEPHALOSPORIN ANALOG OF CELL WALL PEPTIDOGLYCAN | | Descriptor: | 5-{3-(S)-(4-(R)-ACETYLAMINO-4-CARBOXY-BUTYRYLAMINO)-3-[1-(R)-(1-(R)-CARBOXY-ETHYLCARBAMOYL)-ETHYLCARBAMOYL]-PROPYL}-2-( CARBOXY-PHENYLACETYLAMINO-METHYL)-3,6-DIHYDRO-2H-[1,3]THIAZINE-4-CARBOXYLIC ACID, D-ALANYL-D-ALANINE CARBOXYPEPTIDASE | | Authors: | McDonough, M.A, Lee, W, Silvaggi, N.R, Mobashery, S, Kelly, J.A. | | Deposit date: | 2001-01-08 | | Release date: | 2001-02-07 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.17 Å) | | Cite: | A 1.2-A snapshot of the final step of bacterial cell wall biosynthesis.
Proc.Natl.Acad.Sci.USA, 98, 2001
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1HTZ
 | | CRYSTAL STRUCTURE OF TEM52 BETA-LACTAMASE | | Descriptor: | BETA-LACTAMASE MUTANT TEM52 | | Authors: | Stevens, R.C, Orencia, M.C. | | Deposit date: | 2001-01-03 | | Release date: | 2001-03-21 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (2.4 Å) | | Cite: | Predicting the emergence of antibiotic resistance by directed evolution and structural analysis.
Nat.Struct.Biol., 8, 2001
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1GHP
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1GHM
 | | Structures of the acyl-enzyme complex of the staphylococcus aureus beta-lactamase mutant GLU166ASP:ASN170GLN with degraded cephaloridine | | Descriptor: | 5-METHYL-2-[2-OXO-1-(2-THIOPHEN-2-YL-ACETYLAMINO)-ETHYL]-3,6-DIHYDRO-2H-[1,3]THIAZINE-4-CARBOXYLIC ACID, BETA-LACTAMASE, CARBONATE ION, ... | | Authors: | Chen, C.C.H, Herzberg, O. | | Deposit date: | 2000-12-19 | | Release date: | 2001-04-04 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.86 Å) | | Cite: | Structures of the acyl-enzyme complexes of the Staphylococcus aureus beta-lactamase mutant Glu166Asp:Asn170Gln with benzylpenicillin and cephaloridine.
Biochemistry, 40, 2001
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1GHI
 | | STRUCTURE OF BETA-LACTAMASE GLU166ASP:ASN170GLN MUTANT | | Descriptor: | BETA-LACTAMASE, CARBONATE ION | | Authors: | Chen, C.C.H, Herzberg, O. | | Deposit date: | 2000-12-18 | | Release date: | 2001-04-04 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (2.3 Å) | | Cite: | Structures of the acyl-enzyme complexes of the Staphylococcus aureus beta-lactamase mutant Glu166Asp:Asn170Gln with benzylpenicillin and cephaloridine.
Biochemistry, 40, 2001
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1GCE
 | | STRUCTURE OF THE BETA-LACTAMASE OF ENTEROBACTER CLOACAE GC1 | | Descriptor: | BETA-LACTAMASE | | Authors: | Crichlow, G.V, Kuzin, A.P, Nukaga, M, Sawai, T, Knox, J.R. | | Deposit date: | 1999-05-17 | | Release date: | 1999-08-27 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.8 Å) | | Cite: | Structure of the extended-spectrum class C beta-lactamase of Enterobacter cloacae GC1, a natural mutant with a tandem tripeptide insertion.
Biochemistry, 38, 1999
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1GA9
 | | CRYSTAL STRUCTURE OF AMPC BETA-LACTAMASE FROM E. COLI COMPLEXED WITH NON-BETA-LACTAMASE INHIBITOR (2, 3-(4-BENZENESULFONYL-THIOPHENE-2-SULFONYLAMINO)-PHENYLBORONIC ACID) | | Descriptor: | 3-(4-BENZENESULFONYL-THIOPHENE-2-SULFONYLAMINO)-PHENYLBORONIC ACID, BETA-LACTAMASE, PHOSPHATE ION, ... | | Authors: | Tondi, D, Powers, R.A, Caselli, E, Negri, M.C, Blazquez, J, Costi, M.P, Shoichet, B.K. | | Deposit date: | 2000-11-29 | | Release date: | 2001-07-25 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (2.1 Å) | | Cite: | Structure-based design and in-parallel synthesis of inhibitors of AmpC beta-lactamase.
Chem.Biol., 8, 2001
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1GA0
 | | STRUCTURE OF THE E. CLOACAE GC1 BETA-LACTAMASE WITH A CEPHALOSPORIN SULFONE INHIBITOR | | Descriptor: | 3-(4-CARBAMOYL-1-CARBOXY-2-METHYLSULFONYL-BUTA-1,3-DIENYLAMINO)-INDOLIZINE-2-CARBOXYLIC ACID, BETA-LACTAMASE, GLYCEROL, ... | | Authors: | Crichlow, G.V, Nukaga, M, Buynak, J.D, Knox, J.R. | | Deposit date: | 2000-11-28 | | Release date: | 2001-06-06 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.6 Å) | | Cite: | Inhibition of class C beta-lactamases: structure of a reaction intermediate with a cephem sulfone.
Biochemistry, 40, 2001
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1G6A
 | | PSE-4 CARBENICILLINASE, R234K MUTANT | | Descriptor: | BETA-LACTAMASE PSE-4, SULFATE ION | | Authors: | Lim, D, Sanschagrin, F, Passmore, L, De Castro, L, Levesque, R.C, Strynadka, N.C.J. | | Deposit date: | 2000-11-03 | | Release date: | 2001-02-21 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.75 Å) | | Cite: | Insights into the molecular basis for the carbenicillinase activity of PSE-4 beta-lactamase from crystallographic and kinetic studies.
Biochemistry, 40, 2001
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1G68
 | | PSE-4 CARBENICILLINASE, WILD TYPE | | Descriptor: | BETA-LACTAMASE PSE-4, SULFATE ION | | Authors: | Lim, D, Sanschagrin, F, Passmore, L, De Castro, L, Levesque, R.C, Strynadka, N.C.J. | | Deposit date: | 2000-11-03 | | Release date: | 2001-02-21 | | Last modified: | 2024-04-03 | | Method: | X-RAY DIFFRACTION (1.95 Å) | | Cite: | Insights into the molecular basis for the carbenicillinase activity of PSE-4 beta-lactamase from crystallographic and kinetic studies.
Biochemistry, 40, 2001
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1FSY
 | | AMPC BETA-LACTAMASE FROM E. COLI COMPLEXED WITH INHIBITOR CLOXACILLINBORONIC ACID | | Descriptor: | CEPHALOSPORINASE, N-[5-METHYL-3-O-TOLYL-ISOXAZOLE-4-CARBOXYLIC ACID AMIDE] BORONIC ACID, PHOSPHATE ION | | Authors: | Caselli, E, Powers, R.A, Blasczcak, L.C, Wu, C.Y, Prati, F, Shoichet, B.K. | | Deposit date: | 2000-09-11 | | Release date: | 2001-03-14 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (1.75 Å) | | Cite: | Energetic, structural, and antimicrobial analyses of beta-lactam side chain recognition by beta-lactamases.
Chem.Biol., 8, 2001
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1FSW
 | | AMPC BETA-LACTAMASE FROM E. COLI COMPLEXED WITH INHIBITOR CEPHALOTHINBORONIC ACID | | Descriptor: | CEPHALOSPORINASE, N-2-THIOPHEN-2-YL-ACETAMIDE BORONIC ACID, PHOSPHATE ION | | Authors: | Caselli, E, Powers, R.A, Blaszczak, L.C, Wu, C.Y, Prati, F, Shoichet, B.K. | | Deposit date: | 2000-09-11 | | Release date: | 2001-03-14 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | Energetic, structural, and antimicrobial analyses of beta-lactam side chain recognition by beta-lactamases.
Chem.Biol., 8, 2001
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1FR6
 | | REFINED CRYSTAL STRUCTURE OF BETA-LACTAMASE FROM CITROBACTER FREUNDII INDICATES A MECHANISM FOR BETA-LACTAM HYDROLYSIS | | Descriptor: | 2-({[(1Z)-1-(2-amino-1,3-thiazol-4-yl)-2-oxo-2-{[(2S,3S)-1-oxo-3-(sulfoamino)butan-2-yl]amino}ethylidene]amino}oxy)-2-methylpropanoic acid, BETA-LACTAMASE | | Authors: | Oefner, C, D'Arcy, A, Daly, J.J, Winkler, F.K. | | Deposit date: | 2000-09-07 | | Release date: | 2001-01-17 | | Last modified: | 2017-10-04 | | Method: | X-RAY DIFFRACTION (2.5 Å) | | Cite: | Refined crystal structure of beta-lactamase from Citrobacter freundii indicates a mechanism for beta-lactam hydrolysis.
Nature, 343, 1990
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1FR1
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