Zinc in PDB 1xeg: Crystal Structure of Human Carbonic Anhydrase II Complexed with An Acetate Ion

All present enzymatic activity of Crystal Structure of Human Carbonic Anhydrase II Complexed with An Acetate Ion:
4.2.1.1;

The structure of Crystal Structure of Human Carbonic Anhydrase II Complexed with An Acetate Ion, PDB code: 1xeg was solved by P.A.Mazumdar, D.Kumaran, A.K.Das, S.Swaminathan, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 1.81
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	42.312, 71.749, 74.010, 90.00, 90.00, 90.00
R / Rfree (%)	18 / 21

The binding sites of Zinc atom in the Crystal Structure of Human Carbonic Anhydrase II Complexed with An Acetate Ion (pdb code 1xeg). 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 Human Carbonic Anhydrase II Complexed with An Acetate Ion, PDB code: 1xeg:

Zinc binding site 1 out of 1 in the Crystal Structure of Human Carbonic Anhydrase II Complexed with An Acetate Ion


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 Human Carbonic Anhydrase II Complexed with An Acetate Ion within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn262 b:9.4 occ:1.00 NE2 A:HIS96 2.0 3.5 1.0 ND1 A:HIS119 2.1 5.4 1.0 O A:ACT263 2.1 18.9 1.0 NE2 A:HIS94 2.2 9.3 1.0 CH3 A:ACT263 2.8 19.9 1.0 C A:ACT263 2.8 21.3 1.0 CE1 A:HIS119 3.0 2.2 1.0 CD2 A:HIS96 3.0 5.0 1.0 CD2 A:HIS94 3.0 8.0 1.0 CE1 A:HIS96 3.0 7.4 1.0 CG A:HIS119 3.2 7.1 1.0 CE1 A:HIS94 3.3 9.7 1.0 CB A:HIS119 3.6 6.6 1.0 OG1 A:THR199 3.8 9.3 1.0 O A:HOH407 3.9 25.1 1.0 OE1 A:GLU106 4.1 5.8 1.0 OXT A:ACT263 4.1 19.5 1.0 NE2 A:HIS119 4.1 4.6 1.0 ND1 A:HIS96 4.1 4.4 1.0 CG A:HIS96 4.1 5.8 1.0 CG A:HIS94 4.2 9.3 1.0 CD2 A:HIS119 4.3 3.4 1.0 ND1 A:HIS94 4.3 10.3 1.0 CD A:GLU106 4.9 8.1 1.0

P.A.Mazumdar, D.Kumaran, S.Swaminathan, A.K.Das. A Novel Acetate-Bound Complex of Human Carbonic Anhydrase II. Acta Crystallogr.,Sect.F V. 64 163 2008.
ISSN: ESSN 1744-3091
PubMed: 18323598
DOI: 10.1107/S1744309108002078