Magnesium in PDB 6p18: Q21 Transcription Antitermination Complex: Loading Complex

All present enzymatic activity of Q21 Transcription Antitermination Complex: Loading Complex:
2.7.7.6;

The structure of Q21 Transcription Antitermination Complex: Loading Complex also contains other interesting chemical elements:

Zinc

(Zn)

2 atoms

The binding sites of Magnesium atom in the Q21 Transcription Antitermination Complex: Loading Complex (pdb code 6p18). 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 Q21 Transcription Antitermination Complex: Loading Complex, PDB code: 6p18:

Magnesium binding site 1 out of 1 in the Q21 Transcription Antitermination Complex: Loading Complex


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Q21 Transcription Antitermination Complex: Loading Complex within 5.0Å range: probe atom residue distance (Å) B Occ D:Mg1503 b:13.3 occ:1.00 OD1 D:ASP460 2.1 11.8 1.0 O3' R:A11 2.1 34.2 1.0 OD1 D:ASP464 2.1 20.2 1.0 OD1 D:ASP462 2.2 12.8 1.0 CG D:ASP464 2.9 20.2 1.0 CG D:ASP462 3.1 12.8 1.0 OD2 D:ASP464 3.1 20.2 1.0 CG D:ASP460 3.2 11.8 1.0 O D:ASP460 3.2 11.8 1.0 OD2 D:ASP462 3.3 12.8 1.0 C3' R:A11 3.4 34.2 1.0 O2' R:A11 3.7 34.2 1.0 OD2 D:ASP460 3.9 11.8 1.0 C4' R:A11 3.9 34.2 1.0 N D:ASP460 3.9 11.8 1.0 C D:ASP460 4.0 11.8 1.0 C2' R:A11 4.1 34.2 1.0 CA D:ASP460 4.3 11.8 1.0 CB D:ASP460 4.3 11.8 1.0 CB D:ASP464 4.3 20.2 1.0 NH2 D:ARG425 4.4 13.7 1.0 N D:ASP462 4.5 12.8 1.0 CB D:ASP462 4.5 12.8 1.0 C5' R:A11 4.5 34.2 1.0 N D:ASP464 4.9 20.2 1.0 CA D:ASP464 4.9 20.2 1.0 CA D:ASP462 4.9 12.8 1.0 C D:ALA459 5.0 10.5 1.0

Z.Yin, J.T.Kaelber, R.H.Ebright. Structural Basis of Q-Dependent Antitermination. Proc.Natl.Acad.Sci.Usa V. 116 18384 2019.
ISSN: ESSN 1091-6490
PubMed: 31455742
DOI: 10.1073/PNAS.1909801116