Calcium in PDB 2vsf: Structure of Xpd From Thermoplasma Acidophilum

The structure of Structure of Xpd From Thermoplasma Acidophilum, PDB code: 2vsf was solved by J.Kuper, S.C.Wolski, J.J.Truglio, C.Kisker, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 2.9
Space group	P 65
Cell size a, b, c (Å), α, β, γ (°)	78.890, 78.890, 174.040, 90.00, 90.00, 120.00
R / Rfree (%)	20.6 / 28.7

The structure of Structure of Xpd From Thermoplasma Acidophilum also contains other interesting chemical elements:

Iron

(Fe)

4 atoms

The binding sites of Calcium atom in the Structure of Xpd From Thermoplasma Acidophilum (pdb code 2vsf). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Structure of Xpd From Thermoplasma Acidophilum, PDB code: 2vsf:

Calcium binding site 1 out of 1 in the Structure of Xpd From Thermoplasma Acidophilum


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of Xpd From Thermoplasma Acidophilum within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1617 b:66.2 occ:1.00 OE1 A:GLU312 2.4 62.1 1.0 OE2 A:GLU315 2.6 53.6 1.0 OE2 A:GLU312 3.1 58.0 1.0 CD A:GLU312 3.1 61.4 1.0 OE1 A:GLU107 3.2 54.3 1.0 CD A:GLU315 3.6 56.5 1.0 NZ A:LYS111 3.6 65.3 1.0 OE1 A:GLU315 3.8 61.6 1.0 CD A:GLU107 4.4 56.1 1.0 OH A:TYR308 4.4 59.2 1.0 CE A:LYS111 4.6 62.2 1.0 CG A:GLU312 4.6 59.8 1.0 CG A:GLU315 5.0 56.4 1.0 OE2 A:GLU107 5.0 62.1 1.0

S.C.Wolski, J.Kuper, P.Haenzelmann, J.J.Truglio, D.L.Croteau, B.Van Houten, C.Kisker. Crystal Structure of the Fes Cluster-Containing Nucleotide Excision Repair Helicase Xpd. Plos Biol. V. 6 E149 2008.
ISSN: ISSN 1544-9173
PubMed: 18578568
DOI: 10.1371/JOURNAL.PBIO.0060149