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2zj9

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X-ray crystal structure of AmpC beta-Lactamase (AmpC(D)) from an Escherichia coli with a Tripeptide Deletion (Gly286 Ser287 Asp288) on the H10 Helix

Structural highlights

2zj9 is a 2 chain structure with sequence from Escherichia coli. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:	,
Activity:	Beta-lactamase, with EC number 3.5.2.6
Resources:	FirstGlance, OCA, RCSB, PDBsum

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

Publication Abstract from PubMed

The X-ray crystal structure of AmpC beta-lactamase (AmpC(D)) with a tripeptide deletion (Gly286-Ser287-Asp288) produced by Escherichia coli HKY28, a ceftazidime-resistant strain, was determined at a resolution of 1.7 A. The structure of AmpC(D) suggests that the tripeptide deletion at positions 286-288 located in the H10 helix causes a structural change of the Asn289-Asn294 region from the alpha-helix present in the native AmpC beta-lactamase of E. coli to a loop structure, which results in a widening of the substrate-binding site.

Structure of AmpC beta-lactamase (AmpCD) from an Escherichia coli clinical isolate with a tripeptide deletion (Gly286-Ser287-Asp288) in the H10 helix.,Yamaguchi Y, Sato G, Yamagata Y, Doi Y, Wachino J, Arakawa Y, Matsuda K, Kurosaki H Acta Crystallogr Sect F Struct Biol Cryst Commun. 2009 Jun 1;65(Pt, 6):540-3. Epub 2009 May 22. PMID:19478427^[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

References

↑ Yamaguchi Y, Sato G, Yamagata Y, Doi Y, Wachino J, Arakawa Y, Matsuda K, Kurosaki H. Structure of AmpC beta-lactamase (AmpCD) from an Escherichia coli clinical isolate with a tripeptide deletion (Gly286-Ser287-Asp288) in the H10 helix. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2009 Jun 1;65(Pt, 6):540-3. Epub 2009 May 22. PMID:19478427 doi:10.1107/S1744309109014249

1 Structural highlights
2 Evolutionary Conservation
3 Publication Abstract from PubMed
4 See Also
5 References

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2zj9

From Proteopedia

X-ray crystal structure of AmpC beta-Lactamase (AmpC(D)) from an Escherichia coli with a Tripeptide Deletion (Gly286 Ser287 Asp288) on the H10 Helix

Structural highlights

Evolutionary Conservation

Publication Abstract from PubMed

See Also

References

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