Zinc in PDB 5aun: Crystal Structure of the Hypab-Ni Complex

The structure of Crystal Structure of the Hypab-Ni Complex, PDB code: 5aun was solved by S.Watanabe, T.Kawashima, Y.Nishitani, K.Miki, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.36 / 1.63
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	74.720, 82.744, 65.128, 90.00, 90.00, 90.00
R / Rfree (%)	18 / 21.3

The structure of Crystal Structure of the Hypab-Ni Complex also contains other interesting chemical elements:

Nickel	(Ni)	1 atom
Magnesium	(Mg)	2 atoms
Chlorine	(Cl)	1 atom

The binding sites of Zinc atom in the Crystal Structure of the Hypab-Ni Complex (pdb code 5aun). 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 the Hypab-Ni Complex, PDB code: 5aun:

Zinc binding site 1 out of 1 in the Crystal Structure of the Hypab-Ni Complex


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 the Hypab-Ni Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:Zn201 b:19.7 occ:1.00 SG A:CYS76 2.3 21.5 1.0 SG A:CYS73 2.3 17.6 1.0 SG A:CYS113 2.3 20.1 1.0 SG A:CYS110 2.3 18.9 1.0 CB A:CYS73 3.1 17.1 1.0 CB A:CYS110 3.1 20.1 1.0 CB A:CYS76 3.3 21.6 1.0 CB A:CYS113 3.4 20.5 1.0 N A:CYS76 3.8 23.0 1.0 N A:CYS113 3.8 19.1 1.0 CA A:CYS76 4.1 24.9 1.0 CA A:CYS113 4.1 19.3 1.0 CB A:TYR78 4.4 20.6 1.0 CA A:CYS73 4.5 15.7 1.0 CA A:CYS110 4.6 16.2 1.0 CB A:ASN75 4.6 21.0 1.0 ND2 A:ASN75 4.6 21.2 1.0 C A:CYS76 4.7 23.3 1.0 CB A:LYS112 4.7 19.0 1.0 N A:TYR78 4.8 19.0 1.0 CB A:SER115 4.8 21.8 1.0 C A:LYS112 4.8 25.1 1.0 C A:CYS113 4.8 17.0 1.0 C A:ASN75 4.8 26.5 1.0 N A:ASN77 4.8 23.1 1.0 N A:GLY114 4.9 19.6 1.0 N A:SER115 5.0 20.6 1.0

S.Watanabe, T.Kawashima, Y.Nishitani, T.Kanai, T.Wada, K.Inaba, H.Atomi, T.Imanaka, K.Miki. Structural Basis of A Ni Acquisition Cycle For [Nife] Hydrogenase By Ni-Metallochaperone Hypa and Its Enhancer Proc.Natl.Acad.Sci.Usa V. 112 7701 2015.
ISSN: ESSN 1091-6490
PubMed: 26056269
DOI: 10.1073/PNAS.1503102112