Zinc in PDB 4zn3: Crystal Structure of MJSPT4:SPT5 Complex Conformation B

The structure of Crystal Structure of MJSPT4:SPT5 Complex Conformation B, PDB code: 4zn3 was solved by G.R.Guo, H.H.Zhou, Y.X.Gao, Z.L.Zhu, L.W.Niu, M.K.Teng, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.30
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	45.395, 88.943, 91.955, 90.00, 90.00, 90.00
R / Rfree (%)	22.7 / 25.6

The structure of Crystal Structure of MJSPT4:SPT5 Complex Conformation B also contains other interesting chemical elements:

Iron

(Fe)

2 atoms

The binding sites of Zinc atom in the Crystal Structure of MJSPT4:SPT5 Complex Conformation B (pdb code 4zn3). 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 MJSPT4:SPT5 Complex Conformation B, PDB code: 4zn3:

Zinc binding site 1 out of 1 in the Crystal Structure of MJSPT4:SPT5 Complex Conformation B


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 MJSPT4:SPT5 Complex Conformation B within 5.0Å range: probe atom residue distance (Å) B Occ B:Zn101 b:60.8 occ:1.00 SG B:CYS4 2.1 51.4 1.0 SG B:CYS16 2.3 64.1 1.0 SG B:CYS7 2.4 58.2 1.0 SG B:CYS19 2.4 68.2 1.0 CB B:CYS4 3.0 56.3 1.0 CB B:CYS16 3.1 65.3 1.0 CB B:CYS7 3.4 57.3 1.0 CB B:CYS19 3.5 69.3 1.0 N B:CYS19 3.7 68.6 1.0 N B:CYS7 3.8 60.1 1.0 CA B:CYS19 4.1 70.0 1.0 CA B:CYS7 4.1 57.8 1.0 OG B:SER21 4.4 71.0 1.0 CB B:ILE18 4.4 69.6 1.0 CA B:CYS4 4.5 55.4 1.0 CA B:CYS16 4.6 64.8 1.0 CB B:TYR9 4.6 56.0 1.0 C B:CYS7 4.7 56.7 1.0 C B:CYS19 4.7 71.6 1.0 CB B:LYS6 4.7 67.2 1.0 N B:LYS8 4.8 55.5 1.0 C B:ILE18 4.8 69.0 1.0 N B:HIS20 4.8 74.2 1.0 C B:LYS6 4.9 63.5 1.0 N B:TYR9 5.0 53.7 1.0

G.R.Guo, Y.X.Gao, Z.L.Zhu, D.Zhao, Z.Liu, H.H.Zhou, L.W.Niu, M.K.Teng. Structural and Biochemical Insights Into the Dna-Binding Mode of MJSPT4P:SPT5 Complex at the Exit Tunnel of Rnapii J.Struct.Biol. V. 192 418 2015.
ISSN: ESSN 1095-8657
PubMed: 26433031
DOI: 10.1016/J.JSB.2015.09.023