Zinc 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:

Magnesium

(Mg)

1 atom

The binding sites of Zinc atom in the Q21 Transcription Antitermination Complex: Loading Complex (pdb code 6p18). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Q21 Transcription Antitermination Complex: Loading Complex, PDB code: 6p18:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Q21 Transcription Antitermination Complex: Loading Complex


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Q21 Transcription Antitermination Complex: Loading Complex within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn1501 b:76.5 occ:1.00 SG D:CYS70 2.5 46.1 1.0 SG D:CYS88 2.5 46.7 1.0 SG D:CYS85 2.5 51.5 1.0 SG D:CYS72 2.6 47.4 1.0 CB D:CYS70 2.6 46.1 1.0 CB D:CYS85 3.4 51.5 1.0 N D:CYS72 3.6 47.4 1.0 N D:LEU71 3.7 40.6 1.0 CB D:CYS72 3.9 47.4 1.0 CA D:CYS70 3.9 46.1 1.0 CB D:CYS88 4.2 46.7 1.0 C D:CYS70 4.2 46.1 1.0 CA D:CYS72 4.3 47.4 1.0 N D:GLY73 4.4 50.5 1.0 N D:CYS88 4.5 46.7 1.0 N D:LYS74 4.5 54.5 1.0 CB D:LYS74 4.5 54.5 1.0 C D:LEU71 4.6 40.6 1.0 CA D:LEU71 4.6 40.6 1.0 C D:CYS72 4.8 47.4 1.0 CB D:LYS87 4.8 54.1 1.0 CA D:CYS85 4.8 51.5 1.0 CA D:CYS88 4.9 46.7 1.0 N D:CYS70 5.0 46.1 1.0

Zinc binding site 2 out of 2 in the Q21 Transcription Antitermination Complex: Loading Complex


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Q21 Transcription Antitermination Complex: Loading Complex within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn1502 b:38.3 occ:1.00 SG D:CYS888 2.5 31.5 1.0 SG D:CYS898 2.5 26.3 1.0 SG D:CYS814 2.5 40.5 1.0 SG D:CYS895 2.5 27.3 1.0 CB D:CYS888 2.9 31.5 1.0 CA D:CYS888 3.3 31.5 1.0 CB D:CYS814 3.3 40.5 1.0 CB D:CYS898 3.5 26.3 1.0 N D:ASP889 3.7 34.9 1.0 C D:CYS888 3.9 31.5 1.0 CB D:CYS895 4.0 27.3 1.0 NH2 D:ARG883 4.1 32.0 1.0 OG1 D:THR890 4.3 33.6 1.0 N D:CYS895 4.3 27.3 1.0 N D:CYS888 4.5 31.5 1.0 CA D:CYS814 4.5 40.5 1.0 N D:CYS814 4.6 40.5 1.0 CA D:CYS895 4.7 27.3 1.0 CA D:CYS898 4.7 26.3 1.0 N D:CYS898 4.8 26.3 1.0 CG2 D:THR816 4.8 40.7 1.0 N D:THR890 4.8 33.6 1.0 CA D:ASP889 4.9 34.9 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