Calcium in PDB 7z7r: Complex I From E. Coli, Lmng-Purified, Apo, Open-Ready State

All present enzymatic activity of Complex I From E. Coli, Lmng-Purified, Apo, Open-Ready State:
1.6.5.11; 1.6.5.3;

The structure of Complex I From E. Coli, Lmng-Purified, Apo, Open-Ready State also contains other interesting chemical elements:

Iron

(Fe)

32 atoms

The binding sites of Calcium atom in the Complex I From E. Coli, Lmng-Purified, Apo, Open-Ready State (pdb code 7z7r). 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 Complex I From E. Coli, Lmng-Purified, Apo, Open-Ready State, PDB code: 7z7r:

Calcium binding site 1 out of 1 in the Complex I From E. Coli, Lmng-Purified, Apo, Open-Ready State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Complex I From E. Coli, Lmng-Purified, Apo, Open-Ready State within 5.0Å range: probe atom residue distance (Å) B Occ G:Ca1005 b:66.9 occ:1.00 OE1 G:GLN634 2.5 75.0 1.0 OD1 G:ASP619 2.5 83.4 1.0 OD2 G:ASP733 2.6 77.4 1.0 OE2 G:GLU649 2.6 63.5 1.0 OD1 G:ASP731 3.4 88.4 1.0 CG G:ASP733 3.4 71.7 1.0 CB G:ASP733 3.7 58.1 1.0 CG G:ASP619 3.7 84.7 1.0 CD G:GLN634 3.8 66.8 1.0 CD G:GLU649 3.8 63.1 1.0 NH1 G:ARG652 4.2 53.1 1.0 OD2 G:ASP619 4.3 87.0 1.0 CB G:GLN634 4.3 53.4 1.0 OE1 G:GLU649 4.4 68.2 1.0 OD1 G:ASP733 4.6 77.5 1.0 CG G:ASP731 4.6 82.7 1.0 NE2 G:GLN634 4.7 69.6 1.0 CG G:GLN634 4.7 58.4 1.0 CB G:ASP619 4.9 66.2 1.0 CG G:GLU649 4.9 57.8 1.0 CA G:ASP733 5.0 57.0 1.0

V.Kravchuk, O.Petrova, D.Kampjut, A.Wojciechowska-Bason, Z.Breese, L.Sazanov. A Universal Coupling Mechanism of Respiratory Complex I. Nature V. 609 808 2022.
ISSN: ESSN 1476-4687
PubMed: 36104567
DOI: 10.1038/S41586-022-05199-7