Calcium in PDB 7z84: Complex I From E. Coli, Ddm/Lmng-Purified, Under Turnover at pH 8, Open-Ready State

All present enzymatic activity of Complex I From E. Coli, Ddm/Lmng-Purified, Under Turnover at pH 8, Open-Ready State:
1.6.99.5;

The structure of Complex I From E. Coli, Ddm/Lmng-Purified, Under Turnover at pH 8, 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, Ddm/Lmng-Purified, Under Turnover at pH 8, Open-Ready State (pdb code 7z84). 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, Ddm/Lmng-Purified, Under Turnover at pH 8, Open-Ready State, PDB code: 7z84:

Calcium binding site 1 out of 1 in the Complex I From E. Coli, Ddm/Lmng-Purified, Under Turnover at pH 8, 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, Ddm/Lmng-Purified, Under Turnover at pH 8, Open-Ready State within 5.0Å range: probe atom residue distance (Å) B Occ G:Ca1005 b:27.0 occ:1.00 OE1 G:GLN634 2.5 23.8 1.0 OE2 G:GLU649 2.5 41.0 1.0 OD2 G:ASP733 2.6 36.0 1.0 OD2 G:ASP619 2.9 43.7 1.0 CG G:ASP733 3.5 30.4 1.0 OD1 G:ASP731 3.6 50.7 1.0 CD G:GLN634 3.7 20.0 1.0 CD G:GLU649 3.7 43.5 1.0 CB G:ASP733 3.8 26.7 1.0 CG G:ASP619 4.0 46.7 1.0 NH1 G:ARG652 4.3 27.5 1.0 OE1 G:GLU649 4.3 49.0 1.0 CB G:GLN634 4.4 15.0 1.0 NE2 G:GLN634 4.5 16.9 1.0 OD1 G:ASP619 4.5 54.0 1.0 OD1 G:ASP733 4.6 33.2 1.0 CG G:GLN634 4.7 17.5 1.0 CG G:ASP731 4.7 51.4 1.0 CG G:GLU649 4.9 38.4 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