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Calcium in PDB 9ud8: Cryo-Em Structure of Na+-Translocating Nadh-Ubiquinone Oxidoreductase From Vibrio Cholerae Reduced By Nadh, in the Absence of Na+, Middle State

Enzymatic activity of Cryo-Em Structure of Na+-Translocating Nadh-Ubiquinone Oxidoreductase From Vibrio Cholerae Reduced By Nadh, in the Absence of Na+, Middle State

All present enzymatic activity of Cryo-Em Structure of Na+-Translocating Nadh-Ubiquinone Oxidoreductase From Vibrio Cholerae Reduced By Nadh, in the Absence of Na+, Middle State:
7.2.1.1;

Other elements in 9ud8:

The structure of Cryo-Em Structure of Na+-Translocating Nadh-Ubiquinone Oxidoreductase From Vibrio Cholerae Reduced By Nadh, in the Absence of Na+, Middle State also contains other interesting chemical elements:

Iron (Fe) 4 atoms

Calcium Binding Sites:

The binding sites of Calcium atom in the Cryo-Em Structure of Na+-Translocating Nadh-Ubiquinone Oxidoreductase From Vibrio Cholerae Reduced By Nadh, in the Absence of Na+, Middle State (pdb code 9ud8). 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 Cryo-Em Structure of Na+-Translocating Nadh-Ubiquinone Oxidoreductase From Vibrio Cholerae Reduced By Nadh, in the Absence of Na+, Middle State, PDB code: 9ud8:

Calcium binding site 1 out of 1 in 9ud8

Go back to Calcium Binding Sites List in 9ud8
Calcium binding site 1 out of 1 in the Cryo-Em Structure of Na+-Translocating Nadh-Ubiquinone Oxidoreductase From Vibrio Cholerae Reduced By Nadh, in the Absence of Na+, Middle State


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Cryo-Em Structure of Na+-Translocating Nadh-Ubiquinone Oxidoreductase From Vibrio Cholerae Reduced By Nadh, in the Absence of Na+, Middle State within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Ca302

b:46.0
occ:1.00
OH C:TYR150 3.7 15.8 1.0
NH1 C:ARG94 3.9 23.0 1.0
CZ C:TYR150 4.9 15.8 1.0

Reference:

M.Ishikawa-Fukuda, T.Seki, J.I.Kishikawa, T.Masuya, K.I.Okazaki, T.Kato, B.Barquera, H.Miyoshi, M.Murai. The Na + -Pumping Mechanism Driven By Redox Reactions in the Nadh-Quinone Oxidoreductase From Vibrio Cholerae Relies on Dynamic Conformational Changes. Biorxiv 2025.
ISSN: ISSN 2692-8205
PubMed: 40501732
DOI: 10.1101/2025.06.01.656757
Page generated: Fri Aug 22 22:42:22 2025

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