Magnesium in PDB 8oki: Cryo-Em Structure of Pyrococcus Furiosus Transcription Elongation Complex Bound to SPT4/5

All present enzymatic activity of Cryo-Em Structure of Pyrococcus Furiosus Transcription Elongation Complex Bound to SPT4/5:
2.7.7.6;

The structure of Cryo-Em Structure of Pyrococcus Furiosus Transcription Elongation Complex Bound to SPT4/5 also contains other interesting chemical elements:

Zinc

(Zn)

6 atoms

The binding sites of Magnesium atom in the Cryo-Em Structure of Pyrococcus Furiosus Transcription Elongation Complex Bound to SPT4/5 (pdb code 8oki). 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 Pyrococcus Furiosus Transcription Elongation Complex Bound to SPT4/5, PDB code: 8oki:

Magnesium binding site 1 out of 1 in the Cryo-Em Structure of Pyrococcus Furiosus Transcription Elongation Complex Bound to SPT4/5


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 Pyrococcus Furiosus Transcription Elongation Complex Bound to SPT4/5 within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg1002 b:30.0 occ:1.00 O3' Z:G19 2.0 66.2 1.0 OD1 A:ASP458 2.0 0.8 1.0 OD1 A:ASP462 2.4 0.8 1.0 OD1 A:ASP460 2.6 0.8 1.0 CG A:ASP458 2.8 0.8 1.0 OD2 A:ASP458 2.9 0.8 1.0 CG A:ASP462 3.2 0.8 1.0 OD2 A:ASP462 3.2 0.8 1.0 C3' Z:G19 3.2 58.1 1.0 O2' Z:G19 3.3 69.2 1.0 CG A:ASP460 3.6 0.8 1.0 C4' Z:G19 3.7 55.9 1.0 OD2 A:ASP460 3.8 0.8 1.0 C2' Z:G19 3.8 62.7 1.0 O A:ASP458 4.0 0.8 1.0 CB A:ASP458 4.2 0.8 1.0 C5' Z:G19 4.5 53.2 1.0 CB A:ASP462 4.6 0.8 1.0 C A:ASP458 4.7 0.8 1.0 N A:ASP458 4.7 0.8 1.0 NH2 A:ARG423 4.7 0.7 1.0 CA A:ASP458 4.8 0.8 1.0 CB A:ASP460 4.9 0.8 1.0 O4' Z:G19 4.9 63.4 1.0

D.M.Tarau, F.Grunberger, M.Pilsl, R.Reichelt, F.B.Heiss, S.Koenig, H.Urlaub, W.Hausner, C.Engel, D.Grohmann. Structural Basis of Archaeal Rna Polymerase Transcription Elongation and SPT4/5 Recruitment Nucleic Acids Res. 2024.
ISSN: ESSN 1362-4962