Zinc in PDB 7chw: Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo)

All present enzymatic activity of Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo):
2.7.7.6;

The structure of Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo) also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Zinc atom in the Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo) (pdb code 7chw). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo), PDB code: 7chw:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo)


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo) within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn2002 b:56.8 occ:1.00 SG D:CYS70 2.4 9.4 1.0 SG D:CYS85 2.4 19.0 1.0 SG D:CYS72 2.4 11.9 1.0 SG D:CYS88 3.0 22.1 1.0 CB D:CYS85 3.3 19.0 1.0 CB D:CYS72 3.7 11.9 1.0 N D:CYS88 3.8 22.1 1.0 O D:CYS88 3.8 22.1 1.0 CB D:LYS87 3.9 28.0 1.0 CB D:CYS70 3.9 9.4 1.0 N D:CYS72 4.0 11.9 1.0 CB D:CYS88 4.4 22.1 1.0 CA D:CYS72 4.5 11.9 1.0 CA D:CYS88 4.5 22.1 1.0 N D:LEU71 4.5 10.6 1.0 C D:CYS88 4.6 22.1 1.0 N D:LYS87 4.6 28.0 1.0 CA D:LYS87 4.6 28.0 1.0 C D:LYS87 4.7 28.0 1.0 CA D:CYS85 4.8 19.0 1.0 CG D:LYS87 4.9 28.0 1.0

Zinc binding site 2 out of 2 in the Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo)


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Cryo-Em Structure of An Escherichia Coli Rnap-Promoter Open Complex (Rpo) within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn2003 b:41.0 occ:1.00 SG D:CYS814 2.4 10.3 1.0 SG D:CYS888 2.4 11.6 1.0 SG D:CYS898 2.4 4.8 1.0 SG D:CYS895 2.4 4.8 1.0 CB D:CYS895 2.6 4.8 1.0 CB D:CYS814 3.3 10.3 1.0 CB D:CYS898 3.3 4.8 1.0 CB D:CYS888 3.6 11.6 1.0 N D:CYS895 3.7 4.8 1.0 CA D:CYS895 3.7 4.8 1.0 N D:CYS814 3.9 10.3 1.0 N D:CYS898 4.1 4.8 1.0 NH2 D:ARG883 4.1 8.1 1.0 CA D:CYS814 4.3 10.3 1.0 OG1 D:THR890 4.3 11.2 1.0 CA D:CYS898 4.3 4.8 1.0 CA D:CYS888 4.3 11.6 1.0 C D:CYS895 4.5 4.8 1.0 N D:ASP889 4.5 17.2 1.0 O D:CYS895 4.8 4.8 1.0 C D:ASP813 4.8 9.6 1.0 C D:VAL894 5.0 4.8 1.0 C D:CYS888 5.0 11.6 1.0 OD1 D:ASP813 5.0 9.6 1.0

L.Wei, F.Yu. Structural Basis For Transcription Inhibition By E. Coli Sspa Nucleic Acids Res. 2020.
ISSN: ESSN 1362-4962