Magnesium in PDB 7x76: Cryo-Em Structure of Streptomyces Coelicolor Rnap-Promoter Open Complex with Two Zur Dimers

All present enzymatic activity of Cryo-Em Structure of Streptomyces Coelicolor Rnap-Promoter Open Complex with Two Zur Dimers:
2.7.7.6;

The structure of Cryo-Em Structure of Streptomyces Coelicolor Rnap-Promoter Open Complex with Two Zur Dimers also contains other interesting chemical elements:

Zinc

(Zn)

14 atoms

The binding sites of Magnesium atom in the Cryo-Em Structure of Streptomyces Coelicolor Rnap-Promoter Open Complex with Two Zur Dimers (pdb code 7x76). 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 Streptomyces Coelicolor Rnap-Promoter Open Complex with Two Zur Dimers, PDB code: 7x76:

Magnesium binding site 1 out of 1 in the Cryo-Em Structure of Streptomyces Coelicolor Rnap-Promoter Open Complex with Two Zur Dimers


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 Streptomyces Coelicolor Rnap-Promoter Open Complex with Two Zur Dimers within 5.0Å range: probe atom residue distance (Å) B Occ D:Mg1401 b:49.5 occ:1.00 OD1 D:ASP535 2.0 45.1 1.0 OD2 D:ASP539 2.1 40.3 1.0 OD1 D:ASP539 2.4 40.3 1.0 OD2 D:ASP535 2.4 45.1 1.0 CG D:ASP535 2.5 45.1 1.0 CG D:ASP539 2.5 40.3 1.0 HH21 D:ARG500 2.9 44.8 1.0 HH22 D:ARG500 3.3 44.8 1.0 NH2 D:ARG500 3.4 44.8 1.0 H D:ASP535 3.7 45.1 1.0 O D:GLY538 3.9 46.9 1.0 CB D:ASP535 4.0 45.1 1.0 CB D:ASP539 4.0 40.3 1.0 H D:GLY538 4.1 46.9 1.0 N D:ASP535 4.3 45.1 1.0 HB2 D:ASP537 4.3 46.7 1.0 O D:ASP535 4.3 45.1 1.0 HB2 D:ASP539 4.3 40.3 1.0 HB2 D:ASP535 4.4 45.1 1.0 HB3 D:ASP539 4.5 40.3 1.0 HB3 D:ASP535 4.5 45.1 1.0 CA D:ASP535 4.5 45.1 1.0 CZ D:ARG500 4.6 44.8 1.0 C D:ASP535 4.6 45.1 1.0 HA D:ASP539 4.6 40.3 1.0 HA D:ALA534 4.7 45.1 1.0 C D:GLY538 4.7 46.9 1.0 OD1 D:ASP537 4.7 46.7 1.0 HE D:ARG500 4.8 44.8 1.0 CA D:ASP539 4.8 40.3 1.0 H D:ASP537 4.9 46.7 1.0 N D:GLY538 4.9 46.9 1.0

X.Yang, Y.Wang, G.Liu, Z.Deng, S.Lin, J.Zheng. Structural Basis of Streptomyces Transcription Activation By Zinc Uptake Regulator. Nucleic Acids Res. V. 50 8363 2022.
ISSN: ESSN 1362-4962
PubMed: 35871291
DOI: 10.1093/NAR/GKAC627