Calcium in PDB 3pmq: Crystal Structure of the Outer Membrane Decaheme Cytochrome Mtrf

The structure of Crystal Structure of the Outer Membrane Decaheme Cytochrome Mtrf, PDB code: 3pmq was solved by T.A.Clarke, M.J.Edwards, D.J.Richardson, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.00 / 3.20
Space group	I 2 3
Cell size a, b, c (Å), α, β, γ (°)	256.640, 256.640, 256.640, 90.00, 90.00, 90.00
R / Rfree (%)	30.5 / 32.1

The structure of Crystal Structure of the Outer Membrane Decaheme Cytochrome Mtrf also contains other interesting chemical elements:

Iron

(Fe)

10 atoms

The binding sites of Calcium atom in the Crystal Structure of the Outer Membrane Decaheme Cytochrome Mtrf (pdb code 3pmq). 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 Crystal Structure of the Outer Membrane Decaheme Cytochrome Mtrf, PDB code: 3pmq:

Calcium binding site 1 out of 1 in the Crystal Structure of the Outer Membrane Decaheme Cytochrome Mtrf


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of the Outer Membrane Decaheme Cytochrome Mtrf within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca680 b:0.8 occ:1.00 O A:ASN256 3.1 0.3 1.0 O A:LEU259 3.2 0.9 1.0 O A:ARG262 3.2 79.1 1.0 OD1 A:ASP255 3.6 0.5 1.0 C A:ASN256 3.7 0.8 1.0 N A:ASN256 3.9 0.8 1.0 C A:ARG262 4.1 0.7 1.0 C A:LEU259 4.3 0.3 1.0 N A:PRO257 4.4 0.2 1.0 CA A:ASN256 4.5 0.3 1.0 N A:GLN263 4.5 0.3 1.0 CA A:PRO257 4.6 0.5 1.0 CG A:ASP255 4.7 86.1 1.0 C A:ASP255 5.0 0.3 1.0

T.A.Clarke, M.J.Edwards, A.J.Gates, A.Hall, G.F.White, J.Bradley, C.L.Reardon, L.Shi, A.S.Beliaev, M.J.Marshall, Z.Wang, N.J.Watmough, J.K.Fredrickson, J.M.Zachara, J.N.Butt, D.J.Richardson. Structure of A Bacterial Cell Surface Decaheme Electron Conduit. Proc.Natl.Acad.Sci.Usa V. 108 9384 2011.
ISSN: ISSN 0027-8424
PubMed: 21606337
DOI: 10.1073/PNAS.1017200108