ISDA

Deposition Date 2008-08-07

Release Date 2009-07-28

Last Version Date 2024-10-16

Entry Detail

PDB ID:

2ZQ9

Keywords:

HYDROLASE

Title:

Cephalothin acyl-intermediate structure of class a beta-lactamase Toho-1 E166A/R274N/R276N triple mutant

Biological Source:

Source Organism:

Escherichia coli (Taxon ID: 562)

Host Organism:

ESCHERICHIA COLI

Method Details:

Experimental Method:

X-RAY DIFFRACTION

Resolution:

1.07 Å

R-Value Free:

0.14

R-Value Work:

0.13

R-Value Observed:

0.13

Space Group:

P 32 2 1

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Macromolecular Entities

Protein Blast

Polymer Type:polypeptide(L)
Molecule:Beta-lactamase Toho-1
Gene (Uniprot):bla
Mutations:E166A, R274N, R276N
Chain IDs:A
Chain Length:262
Number of Molecules:1
Biological Source:Escherichia coli

UniProt ID:Q47066 Pfam ID:PF00144, PF00905, PF13354 EC:3.5.2.6

Ligand Molecules

CEO

CLS

SO4

SPA

Primary Citation

Structural Basis of Extend Spectrum Beta-Lactamase in Correlation of Enzymatic Kinetics and Thermal Stability of Acyl-Intermediates

Nitanai, Y, Shimamura, T, Uchiyama, T, Ishii, Y, Takehira, M, Yutani, K, Matsuzawa, H, Miyano, M.Show

To be Published ? ? ? (?)

Primary Citation of related structures