Calcium in PDB 6tzk: Bacterial Cellulose Synthase Outermembrane Channel Bcsc with Terminal Tpr Repeat

The structure of Bacterial Cellulose Synthase Outermembrane Channel Bcsc with Terminal Tpr Repeat, PDB code: 6tzk was solved by J.F.Acheson, Z.Derewenda, J.Zimmer, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.31 / 1.85
Space group	P 21 21 2
Cell size a, b, c (Å), α, β, γ (°)	87.713, 73.721, 85.777, 90.00, 90.00, 90.00
R / Rfree (%)	16.4 / 18.3

The binding sites of Calcium atom in the Bacterial Cellulose Synthase Outermembrane Channel Bcsc with Terminal Tpr Repeat (pdb code 6tzk). 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 Bacterial Cellulose Synthase Outermembrane Channel Bcsc with Terminal Tpr Repeat, PDB code: 6tzk:

Calcium binding site 1 out of 1 in the Bacterial Cellulose Synthase Outermembrane Channel Bcsc with Terminal Tpr Repeat


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Bacterial Cellulose Synthase Outermembrane Channel Bcsc with Terminal Tpr Repeat within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1206 b:21.5 occ:0.98 O A:HOH1603 2.3 40.6 1.0 O A:GLY888 2.3 19.3 1.0 O A:HOH1375 2.4 23.8 1.0 O A:HOH1482 2.4 27.8 1.0 OD1 A:ASP864 2.5 20.4 1.0 O A:HOH1580 2.5 45.1 1.0 O A:HOH1709 2.7 45.6 1.0 CG A:ASP864 3.5 26.2 1.0 C A:GLY888 3.5 18.8 1.0 OD2 A:ASP864 3.8 24.9 1.0 O A:SER865 4.2 14.7 1.0 CA A:GLY888 4.2 20.5 1.0 O A:HOH1676 4.5 56.4 1.0 N A:PHE889 4.5 15.2 1.0 O A:HOH1481 4.6 55.0 1.0 O A:HOH1569 4.6 41.0 1.0 O A:HOH1659 4.7 54.3 1.0 CA A:PHE889 4.8 13.8 1.0 N A:SER865 4.8 16.7 1.0 CB A:ASP864 4.9 17.8 1.0

J.F.Acheson, Z.S.Derewenda, J.Zimmer. Architecture of the Cellulose Synthase Outer Membrane Channel and Its Association with the Periplasmic Tpr Domain. Structure 2019.
ISSN: ISSN 0969-2126
PubMed: 31604608
DOI: 10.1016/J.STR.2019.09.008