4BLM
 
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1MBL
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1CEG
 | | CEPHALOTHIN COMPLEXED WITH DD-PEPTIDASE | | Descriptor: | CEPHALOTHIN GROUP, D-ALANYL-D-ALANINE CARBOXYPEPTIDASE TRANSPEPTIDASE | | Authors: | Knox, J.R, Kuzin, A.P. | | Deposit date: | 1995-01-12 | | Release date: | 1996-10-14 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (1.8 Å) | | Cite: | Binding of cephalothin and cefotaxime to D-ala-D-ala-peptidase reveals a functional basis of a natural mutation in a low-affinity penicillin-binding protein and in extended-spectrum beta-lactamases.
Biochemistry, 34, 1995
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1CEF
 | | CEFOTAXIME COMPLEXED WITH THE STREPTOMYCES R61 DD-PEPTIDASE | | Descriptor: | CEFOTAXIME, C3' cleaved, open, ... | | Authors: | Knox, J.R, Kuzin, A.P. | | Deposit date: | 1995-01-12 | | Release date: | 1996-10-14 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (2.04 Å) | | Cite: | Binding of cephalothin and cefotaxime to D-ala-D-ala-peptidase reveals a functional basis of a natural mutation in a low-affinity penicillin-binding protein and in extended-spectrum beta-lactamases.
Biochemistry, 34, 1995
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1XX2
 | | Refinement of P99 beta-lactamase from Enterobacter cloacae | | Descriptor: | Beta-lactamase | | Authors: | Knox, J.R, Sun, T. | | Deposit date: | 2004-11-03 | | Release date: | 2004-11-23 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.88 Å) | | Cite: | Crystallographic structure of a phosphonate derivative of the Enterobacter cloacae P99 cephalosporinase: mechanistic interpretation of a beta-lactamase transition-state analog.
Biochemistry, 33, 1994
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1BLS
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1IOV
 | | COMPLEX OF D-ALA:D-ALA LIGASE WITH ADP AND A PHOSPHORYL PHOSPHONATE | | Descriptor: | 2-[(1-AMINO-ETHYL)-PHOSPHATE-PHOSPHINOYLOXY]-BUTYRIC ACID, ADENOSINE-5'-DIPHOSPHATE, D-ALA:D-ALA LIGASE, ... | | Authors: | Knox, J.R, Moews, P.C, Fan, C. | | Deposit date: | 1996-09-20 | | Release date: | 1997-02-12 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (2.2 Å) | | Cite: | D-alanine:D-alanine ligase: phosphonate and phosphinate intermediates with wild type and the Y216F mutant.
Biochemistry, 36, 1997
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1IOW
 | | COMPLEX OF Y216F D-ALA:D-ALA LIGASE WITH ADP AND A PHOSPHORYL PHOSPHINATE | | Descriptor: | 1(S)-AMINOETHYL-(2-CARBOXYPROPYL)PHOSPHORYL-PHOSPHINIC ACID, ADENOSINE-5'-DIPHOSPHATE, D-ALA:D-ALA LIGASE, ... | | Authors: | Knox, J.R, Moews, P.C, Fan, C. | | Deposit date: | 1996-09-20 | | Release date: | 1997-02-12 | | Last modified: | 2023-08-09 | | Method: | X-RAY DIFFRACTION (1.9 Å) | | Cite: | D-alanine:D-alanine ligase: phosphonate and phosphinate intermediates with wild type and the Y216F mutant.
Biochemistry, 36, 1997
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2DLN
 | | VANCOMYCIN RESISTANCE: STRUCTURE OF D-ALANINE:D-ALANINE LIGASE AT 2.3 ANGSTROMS RESOLUTION | | Descriptor: | 1(S)-AMINOETHYL-(2-CARBOXYPROPYL)PHOSPHORYL-PHOSPHINIC ACID, ADENOSINE-5'-DIPHOSPHATE, D-ALANINE--D-ALANINE LIGASE, ... | | Authors: | Knox, J.R, Moews, P.C, Fan, C. | | Deposit date: | 1994-07-18 | | Release date: | 1995-11-01 | | Last modified: | 2024-02-14 | | Method: | X-RAY DIFFRACTION (2.3 Å) | | Cite: | Vancomycin resistance: structure of D-alanine:D-alanine ligase at 2.3 A resolution.
Science, 266, 1994
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1VM1
 | | STRUCTURE OF SHV-1 BETA-LACTAMASE INHIBITED BY TAZOBACTAM | | Descriptor: | ACRYLIC ACID, BETA-LACTAMASE SHV-1, CYCLOHEXYL-HEXYL-BETA-D-MALTOSIDE, ... | | Authors: | Kuzin, A.P, Nukaga, M, Nukaga, Y, Hujer, A, Bonomo, R.A, Knox, J.R. | | Deposit date: | 2004-08-27 | | Release date: | 2004-09-07 | | Last modified: | 2024-03-13 | | Method: | X-RAY DIFFRACTION (2.02 Å) | | Cite: | Inhibition of the SHV-1 beta-lactamase by sulfones: crystallographic observation of two reaction intermediates with tazobactam.
Biochemistry, 40, 2001
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1EHI
 | | D-ALANINE:D-LACTATE LIGASE (LMDDL2) OF VANCOMYCIN-RESISTANT LEUCONOSTOC MESENTEROIDES | | Descriptor: | 1(S)-AMINOETHYL-(2-CARBOXYPROPYL)PHOSPHORYL-PHOSPHINIC ACID, ADENOSINE-5'-DIPHOSPHATE, D-ALANINE:D-LACTATE LIGASE, ... | | Authors: | Kuzin, A.P, Sun, T, Jorczak-Baillass, J, Healy, V.L, Walsh, C.T, Knox, J.R. | | Deposit date: | 2000-02-21 | | Release date: | 2000-05-23 | | Last modified: | 2024-03-13 | | Method: | X-RAY DIFFRACTION (2.38 Å) | | Cite: | Enzymes of vancomycin resistance: the structure of D-alanine-D-lactate ligase of naturally resistant Leuconostoc mesenteroides.
Structure Fold.Des., 8, 2000
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2BLM
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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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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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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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1M6K
 | | Structure of the OXA-1 class D beta-lactamase | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, beta-lactamase OXA-1 | | Authors: | Sun, T, Nukaga, M, Mayama, K, Braswell, E.H, Knox, J.R. | | Deposit date: | 2002-07-16 | | Release date: | 2003-01-14 | | Last modified: | 2011-07-13 | | Method: | X-RAY DIFFRACTION (1.5 Å) | | Cite: | Comparison of beta-lactamases of classes A and D: 1.5A crystallographic structure of the class D OXA-1 oxacillinase
PROTEIN SCI., 12, 2003
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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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2ZD8
 | | SHV-1 class A beta-lactamase complexed with meropenem | | Descriptor: | (4R,5S)-3-{[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl}-5-[(2S,3R)-3-hydroxy-1-oxobutan-2-yl]-4-methyl-4,5-d ihydro-1H-pyrrole-2-carboxylic acid, Beta-lactamase SHV-1, CYCLOHEXYL-HEXYL-BETA-D-MALTOSIDE | | Authors: | Nukaga, M, Knox, J.R, Hujer, A, Bonomo, R.A. | | Deposit date: | 2007-11-20 | | Release date: | 2008-09-30 | | Last modified: | 2023-11-01 | | Method: | X-RAY DIFFRACTION (1.05 Å) | | Cite: | Inhibition of class A beta-lactamases by carbapenems: crystallographic observation of two conformations of meropenem in SHV-1.
J.Am.Chem.Soc., 130, 2008
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1N9B
 | | Ultrahigh resolution structure of a class A beta-lactamase: On the mechanism and specificity of the extended-spectrum SHV-2 enzyme | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID, BETA-LACTAMASE SHV-2, ... | | Authors: | Nukaga, M, Mayama, K, Hujer, A.M, Bonomo, R.A, Knox, J.R. | | Deposit date: | 2002-11-22 | | Release date: | 2003-04-08 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (0.9 Å) | | Cite: | Ultrahigh resolution structure of a class A beta-lactamase: On the mechanism and specificity of the extended-spectrum SHV-2 enzyme
J.Mol.Biol., 328, 2003
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1ONG
 | | SHV-1 beta-lactamase with a penem inhibitor | | Descriptor: | 7-(5,6-DIHYDRO-8H-IMIDAZO[2,1-C][1,4]OXAZIN-2-YL)-6-FORMYL-2,7-DIHYDRO- [1,4]THIAZEPINE-3-CARBOXYLIC ACID, BETA-LACTAMASE SHV-1, CYCLOHEXYL-HEXYL-BETA-D-MALTOSIDE | | Authors: | Nukaga, M, Mayama, K, Bonomo, R.A, Knox, J.R. | | Deposit date: | 2003-02-27 | | Release date: | 2003-12-09 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (1.1 Å) | | Cite: | Inhibition of Class A and Class C Beta-Lactamases by Penems: Crystallographic Structures of a Novel 1,4-Thiazepine Intermediate
Biochemistry, 42, 2003
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1ONH
 | | GC1 beta-lactamase with a penem inhibitor | | Descriptor: | 7-(5,6-DIHYDRO-8H-IMIDAZO[2,1-C][1,4]OXAZIN-2-YL)-6-FORMYL-2,7-DIHYDRO- [1,4]THIAZEPINE-3-CARBOXYLIC ACID, GLYCEROL, class C beta-lactamase | | Authors: | Nukaga, M, Nukaga, K, Knox, J.R. | | Deposit date: | 2003-02-27 | | Release date: | 2003-12-09 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (1.38 Å) | | Cite: | Inhibition of Class A and Class C Beta-Lactamases by Penems: Crystallographic Structures of a Novel 1,4-Thiazepine Intermediate
Biochemistry, 42, 2003
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1Q2P
 | | SHV-1 class A beta-lactamase complexed with penem WAY185229 | | Descriptor: | (6,7-DIHYDRO-5H-CYCLOPENTA[D]IMIDAZO[2,1-B]THIAZOL-2-YL]-4,7-DIHYDRO[1,4]THIAZEPINE-3,6-DICARBOXYLIC ACID, CYCLOHEXYL-HEXYL-BETA-D-MALTOSIDE, beta-lactamase SHV-1 | | Authors: | Nukaga, M, Venkatesan, A.M, Mansour, T.S, Hujer, A, Bonomo, R.A, Knox, J.R. | | Deposit date: | 2003-07-25 | | Release date: | 2004-09-14 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (2 Å) | | Cite: | Structure-activity relationship of 6-methylidene penems bearing tricyclic heterocycles as broad-spectrum beta-lactamase inhibitors: crystallographic structures show unexpected binding of 1,4-thiazepine intermediates
J.Med.Chem., 47, 2004
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1Q2Q
 | | Enterobacter cloacae GC1 class C beta-lactamase complexed with penem WAY185229 | | Descriptor: | (6,7-DIHYDRO-5H-CYCLOPENTA[D]IMIDAZO[2,1-B]THIAZOL-2-YL]-4,7-DIHYDRO[1,4]THIAZEPINE-3,6-DICARBOXYLIC ACID, GLYCEROL, class C beta-lactamase | | Authors: | Nukaga, M, Venkatesan, A.M, Mansour, T.S, Hujer, A, Bonomo, R.A, Knox, J.R. | | Deposit date: | 2003-07-25 | | Release date: | 2004-09-14 | | Last modified: | 2023-08-16 | | Method: | X-RAY DIFFRACTION (1.4 Å) | | Cite: | Structure-activity relationship of 6-methylidene penems bearing tricyclic heterocycles as broad-spectrum beta-lactamase inhibitors: crystallographic structures show unexpected binding of 1,4-thiazepine intermediates
J.Med.Chem., 47, 2004
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1RGY
 | | Citrobacter freundii GN346 Class C beta-Lactamase Complexed with Transition-State Analog of Cefotaxime | | Descriptor: | (4S)-2-METHYL-2,4-PENTANEDIOL, beta-lactamase, {[(2E)-2-(2-AMINO-1,3-THIAZOL-4-YL)-2-(METHOXYIMINO)ETHANOYL]AMINO}METHYLPHOSPHONIC ACID | | Authors: | Nukaga, M, Kumar, S, Nukaga, K, Pratt, R.F, Knox, J.R. | | Deposit date: | 2003-11-13 | | Release date: | 2004-04-06 | | Last modified: | 2023-08-23 | | Method: | X-RAY DIFFRACTION (1.52 Å) | | Cite: | Hydrolysis of third-generation cephalosporins by class C beta-lactamases. Structures of a transition state analog of cefotoxamine in wild-type and extended spectrum enzymes.
J.Biol.Chem., 279, 2004
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