Calcium in PDB 3mt5: Crystal Structure of the Human Bk Gating Apparatus

The structure of Crystal Structure of the Human Bk Gating Apparatus, PDB code: 3mt5 was solved by P.Yuan, R.Mackinnon, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	47.50 / 3.00
Space group	P 63 2 2
Cell size a, b, c (Å), α, β, γ (°)	144.518, 144.518, 182.195, 90.00, 90.00, 120.00
R / Rfree (%)	24.6 / 27.8

The binding sites of Calcium atom in the Crystal Structure of the Human Bk Gating Apparatus (pdb code 3mt5). 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 Human Bk Gating Apparatus, PDB code: 3mt5:

Calcium binding site 1 out of 1 in the Crystal Structure of the Human Bk Gating Apparatus


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 Human Bk Gating Apparatus within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca2001 b:66.7 occ:1.00 O A:ASP892 2.1 73.1 1.0 O A:GLN889 2.2 67.0 1.0 OD2 A:ASP897 2.2 81.8 1.0 OD1 A:ASP895 2.3 77.7 1.0 CG A:ASP897 3.0 82.3 1.0 OD1 A:ASP897 3.0 82.3 1.0 C A:ASP892 3.3 73.2 1.0 CG A:ASP895 3.4 78.2 1.0 C A:GLN889 3.4 66.8 1.0 OD2 A:ASP895 3.8 77.4 1.0 CA A:GLN889 4.2 67.0 1.0 N A:GLN893 4.2 74.6 1.0 N A:ASP892 4.3 70.6 1.0 CA A:GLN893 4.3 75.7 1.0 CA A:ASP892 4.4 72.4 1.0 N A:PHE890 4.4 66.8 1.0 CB A:ASP897 4.5 82.6 1.0 O A:GLN893 4.5 76.5 1.0 C A:GLN893 4.6 76.2 1.0 CA A:PHE890 4.7 66.8 1.0 OD1 A:ASP892 4.7 75.2 1.0 CB A:ASP895 4.7 78.5 1.0 O A:ASP895 4.7 79.1 1.0 N A:ASP895 4.8 78.2 1.0 C A:PHE890 4.8 67.0 1.0 CB A:GLN889 4.9 67.4 1.0 C A:ASP895 4.9 79.2 1.0 N A:LEU891 4.9 67.5 1.0 CA A:ASP895 5.0 78.7 1.0

P.Yuan, M.D.Leonetti, A.R.Pico, Y.Hsiung, R.Mackinnon. Structure of the Human Bk Channel CA2+-Activation Apparatus at 3.0 A Resolution. Science V. 329 182 2010.
ISSN: ISSN 0036-8075
PubMed: 20508092
DOI: 10.1126/SCIENCE.1190414