Magnesium in PDB 7z8q: Cryo-Em Structure of Mycobacterium Tuberculosis Rna Polymerase Core

All present enzymatic activity of Cryo-Em Structure of Mycobacterium Tuberculosis Rna Polymerase Core:
2.7.7.6;

The structure of Cryo-Em Structure of Mycobacterium Tuberculosis Rna Polymerase Core also contains other interesting chemical elements:

Zinc

(Zn)

2 atoms

The binding sites of Magnesium atom in the Cryo-Em Structure of Mycobacterium Tuberculosis Rna Polymerase Core (pdb code 7z8q). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Cryo-Em Structure of Mycobacterium Tuberculosis Rna Polymerase Core, PDB code: 7z8q:

Magnesium binding site 1 out of 1 in the Cryo-Em Structure of Mycobacterium Tuberculosis Rna Polymerase Core


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Cryo-Em Structure of Mycobacterium Tuberculosis Rna Polymerase Core within 5.0Å range: probe atom residue distance (Å) B Occ d:Mg1503 b:52.7 occ:1.00 OD1 d:ASP539 2.1 30.6 1.0 OD1 d:ASP537 2.1 31.4 1.0 OD1 d:ASP535 2.1 34.1 1.0 OD2 d:ASP535 2.1 34.1 1.0 CG d:ASP535 2.2 34.1 1.0 CG d:ASP539 3.0 30.6 1.0 CG d:ASP537 3.1 31.4 1.0 O d:ASP535 3.3 34.1 1.0 OD2 d:ASP539 3.3 30.6 1.0 CB d:ASP535 3.6 34.1 1.0 OD2 d:ASP537 3.6 31.4 1.0 C d:ASP535 4.0 34.1 1.0 O d:ASP537 4.1 31.4 1.0 CA d:ASP535 4.2 34.1 1.0 C d:ASP537 4.3 31.4 1.0 N d:ASP535 4.3 34.1 1.0 CB d:ASP539 4.3 30.6 1.0 CB d:ASP537 4.4 31.4 1.0 N d:ASP537 4.4 31.4 1.0 N d:ASP539 4.4 30.6 1.0 CA d:ASP537 4.6 31.4 1.0 CA d:ASP539 4.7 30.6 1.0 N d:GLY538 4.8 30.8 1.0

Z.Morichaud, S.Trapani, R.K.Vishwakarma, L.Chaloin, C.Lionne, J.Lai-Kee-Him, P.Bron, K.Brodolin. Structural Basis of the Mycobacterial Stress-Response Rna Polymerase Auto-Inhibition Via Oligomerization Nat Commun V. 14 484 2023.
ISSN: ESSN 2041-1723
DOI: 10.1038/S41467-023-36113-Y