Magnesium in PDB 7f75: Cryo-Em Structure of Spx-Dependent Transcription Activation Complex

All present enzymatic activity of Cryo-Em Structure of Spx-Dependent Transcription Activation Complex:
2.7.7.6;

The structure of Cryo-Em Structure of Spx-Dependent Transcription Activation Complex also contains other interesting chemical elements:

Zinc

(Zn)

2 atoms

The binding sites of Magnesium atom in the Cryo-Em Structure of Spx-Dependent Transcription Activation Complex (pdb code 7f75). 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 Spx-Dependent Transcription Activation Complex, PDB code: 7f75:

Magnesium binding site 1 out of 1 in the Cryo-Em Structure of Spx-Dependent Transcription Activation Complex


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 Spx-Dependent Transcription Activation Complex within 5.0Å range: probe atom residue distance (Å) B Occ D:Mg1501 b:15.4 occ:1.00 OD2 D:ASP451 2.1 11.8 1.0 OD2 D:ASP449 2.4 14.9 1.0 OD1 D:ASP449 2.5 14.9 1.0 CG D:ASP451 2.7 11.8 1.0 OD1 D:ASP451 2.8 11.8 1.0 CG D:ASP449 2.8 14.9 1.0 CB D:ASP451 4.0 11.8 1.0 NH2 D:ARG414 4.2 6.5 1.0 CB D:ASP449 4.3 14.9 1.0 N D:ASP451 4.9 11.8 1.0

J.Shi, F.Li, A.Wen, L.Yu, L.Wang, F.Wang, Y.Jin, S.Jin, Y.Feng, W.Lin. Structural Basis of Transcription Activation By the Global Regulator Spx. Nucleic Acids Res. 2021.
ISSN: ESSN 1362-4962
PubMed: 34530448
DOI: 10.1093/NAR/GKAB790