Magnesium in PDB 8u3b: Cryo-Em Structure of E. Coli Narl-Transcription Activation Complex at 3.2A

All present enzymatic activity of Cryo-Em Structure of E. Coli Narl-Transcription Activation Complex at 3.2A:
2.7.7.6;

The structure of Cryo-Em Structure of E. Coli Narl-Transcription Activation Complex at 3.2A also contains other interesting chemical elements:

Zinc

(Zn)

2 atoms

The binding sites of Magnesium atom in the Cryo-Em Structure of E. Coli Narl-Transcription Activation Complex at 3.2A (pdb code 8u3b). 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 E. Coli Narl-Transcription Activation Complex at 3.2A, PDB code: 8u3b:

Magnesium binding site 1 out of 1 in the Cryo-Em Structure of E. Coli Narl-Transcription Activation Complex at 3.2A


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 E. Coli Narl-Transcription Activation Complex at 3.2A within 5.0Å range: probe atom residue distance (Å) B Occ D:Mg1503 b:72.6 occ:1.00 OD1 D:ASP460 2.0 62.6 1.0 O3' 3:A3 2.0 103.4 1.0 OD1 D:ASP462 2.3 61.2 1.0 OD2 D:ASP460 2.3 62.6 1.0 CG D:ASP460 2.5 62.6 1.0 CG D:ASP462 3.1 61.2 1.0 OD2 D:ASP462 3.3 61.2 1.0 C3' 3:A3 3.3 103.4 1.0 OD2 D:ASP464 3.5 63.8 1.0 OD1 D:ASP464 3.5 63.8 1.0 C4' 3:A3 3.8 103.4 1.0 CG D:ASP464 3.9 63.8 1.0 CB D:ASP460 3.9 62.6 1.0 O D:ASP460 4.0 62.6 1.0 C5' 3:A3 4.0 103.4 1.0 O2' 3:A3 4.4 103.4 1.0 C2' 3:A3 4.5 103.4 1.0 C D:ASP460 4.5 62.6 1.0 CB D:ASP462 4.5 61.2 1.0 N D:ASP460 4.6 62.6 1.0 CA D:ASP460 4.6 62.6 1.0 N D:ASP462 4.7 61.2 1.0 O D:ASP462 4.9 61.2 1.0

D.Kompaniiets, L.He, D.Wang, W.Zhou, Y.Yang, Y.Hu, B.Liu. Structural Basis For Transcription Activation By the Nitrate-Responsive Regulator Narl. Nucleic Acids Res. 2024.
ISSN: ESSN 1362-4962
PubMed: 38197271
DOI: 10.1093/NAR/GKAD1231