Zinc in PDB 7khz: Crystal Structure of Oxa-163 K73A in Complex with Imipenem

Enzymatic activity of Crystal Structure of Oxa-163 K73A in Complex with Imipenem

All present enzymatic activity of Crystal Structure of Oxa-163 K73A in Complex with Imipenem:
3.5.2.6;

Protein crystallography data

The structure of Crystal Structure of Oxa-163 K73A in Complex with Imipenem, PDB code: 7khz was solved by T.Palzkill, L.Hu, B.V.V.Prasad, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 44.16 / 2.04
Space group C 2 2 21
Cell size a, b, c (Å), α, β, γ (°) 44.42, 88.31, 125.35, 90, 90, 90
R / Rfree (%) 18.6 / 23.6

Other elements in 7khz:

The structure of Crystal Structure of Oxa-163 K73A in Complex with Imipenem also contains other interesting chemical elements:

Chlorine (Cl) 1 atom

Zinc Binding Sites:

The binding sites of Zinc atom in the Crystal Structure of Oxa-163 K73A in Complex with Imipenem (pdb code 7khz). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Crystal Structure of Oxa-163 K73A in Complex with Imipenem, PDB code: 7khz:

Zinc binding site 1 out of 1 in 7khz

Go back to Zinc Binding Sites List in 7khz
Zinc binding site 1 out of 1 in the Crystal Structure of Oxa-163 K73A in Complex with Imipenem


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure of Oxa-163 K73A in Complex with Imipenem within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn303

b:81.7
occ:1.00
CE1 A:HIS182 2.3 34.2 1.0
NE2 A:HIS182 2.3 37.1 1.0
ND1 A:HIS182 3.6 33.4 1.0
CD2 A:HIS182 3.7 33.0 1.0
O A:HOH528 4.2 50.1 1.0
CG A:HIS182 4.3 30.9 1.0

Reference:

V.Stojanoski, L.Hu, B.Sankaran, F.Wang, P.Tao, B.V.V.Prasad, T.Palzkill. Mechanistic Basis of Oxa-48-Like Beta-Lactamases' Hydrolysis of Carbapenems. Acs Infect Dis. 2021.
ISSN: ESSN 2373-8227
PubMed: 33492952
DOI: 10.1021/ACSINFECDIS.0C00798
Page generated: Wed Mar 3 16:21:52 2021

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