Zinc in PDB 5zns: Insect Chitin Deacetylase

The structure of Insect Chitin Deacetylase, PDB code: 5zns was solved by L.Liu, Y.Zhou, Q.Yang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	47.53 / 2.40
Space group	I 4
Cell size a, b, c (Å), α, β, γ (°)	134.941, 134.941, 77.120, 90.00, 90.00, 90.00
R / Rfree (%)	16.3 / 19

The binding sites of Zinc atom in the Insect Chitin Deacetylase (pdb code 5zns). 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 Insect Chitin Deacetylase, PDB code: 5zns:

Zinc binding site 1 out of 1 in the Insect Chitin Deacetylase


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Insect Chitin Deacetylase within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn604 b:29.5 occ:1.00 NE2 A:HIS265 1.9 30.4 1.0 NE2 A:HIS261 2.2 26.3 1.0 O A:HOH706 2.2 20.4 1.0 O A:HOH867 2.3 27.4 1.0 CE1 A:HIS265 2.8 32.4 1.0 OD1 A:ASP206 2.9 70.4 1.0 CD2 A:HIS261 3.0 21.0 1.0 CD2 A:HIS265 3.1 27.5 1.0 CG A:ASP206 3.1 26.6 1.0 OD2 A:ASP206 3.1 52.5 1.0 CE1 A:HIS261 3.3 25.2 1.0 ND1 A:HIS265 4.0 26.2 1.0 CG A:HIS265 4.1 31.9 1.0 NE2 A:HIS430 4.1 35.2 1.0 N A:ASP206 4.1 38.3 1.0 CB A:ASP206 4.2 44.0 1.0 CG A:HIS261 4.2 25.3 1.0 CA A:ASP206 4.2 40.4 1.0 ND1 A:HIS261 4.3 27.4 1.0 CB A:ASP205 4.4 25.6 1.0 OD2 A:ASP205 4.6 28.6 1.0 CA A:PRO308 4.6 23.0 1.0 CD2 A:HIS430 4.6 29.5 1.0 CG A:ASP205 4.9 35.3 1.0 N A:TYR309 4.9 24.3 1.0 C A:ASP205 5.0 30.5 1.0

L.Liu, Y.Zhou, M.Qu, Y.Qiu, X.Guo, Y.Zhang, T.Liu, J.Yang, Q.Yang. Structural and Biochemical Insights Into the Catalytic Mechanisms of Two Insect Chitin Deacetylases of the Carbohydrate Esterase 4 Family. J. Biol. Chem. V. 294 5774 2019.
ISSN: ESSN 1083-351X
PubMed: 30755482
DOI: 10.1074/JBC.RA119.007597