Zinc in PDB 8qn8: Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II

All present enzymatic activity of Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II:
2.7.7.6;

The structure of Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Zinc atom in the Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II (pdb code 8qn8). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II, PDB code: 8qn8:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn2001 b:53.3 occ:1.00 SG D:CYS974 2.2 21.6 1.0 SG D:CYS977 2.3 19.9 1.0 SG D:CYS967 2.3 23.8 1.0 SG D:CYS890 2.3 29.2 1.0 CB D:CYS977 3.1 19.9 1.0 CB D:CYS967 3.2 23.8 1.0 CB D:CYS890 3.4 29.2 1.0 CA D:CYS967 3.6 23.8 1.0 CB D:CYS974 3.6 21.6 1.0 NH2 D:ARG962 3.9 25.3 1.0 N D:CYS977 4.2 19.9 1.0 N D:CYS890 4.2 29.2 1.0 CA D:CYS977 4.2 19.9 1.0 N D:CYS974 4.3 21.6 1.0 N D:THR968 4.3 26.4 1.0 C D:CYS967 4.4 23.8 1.0 CA D:CYS890 4.4 29.2 1.0 CA D:CYS974 4.5 21.6 1.0 CG2 D:THR892 4.6 30.9 1.0 N D:CYS967 4.8 23.8 1.0 O D:CYS974 4.9 21.6 1.0 CZ D:ARG962 4.9 25.3 1.0 C D:CYS974 5.0 21.6 1.0

Zinc binding site 2 out of 2 in the Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Mycobacterium Smegmatis Rna Polymerase in Complex with Held, Siga and Rbpa in State II within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn2002 b:138.8 occ:1.00 SG D:CYS62 2.2 106.0 1.0 SG D:CYS78 2.3 99.5 1.0 SG D:CYS75 2.3 95.5 1.0 SG D:CYS60 2.4 100.7 1.0 CB D:CYS62 3.3 106.0 1.0 CB D:CYS60 3.4 100.7 1.0 CB D:CYS78 3.4 99.5 1.0 CB D:CYS75 3.6 95.5 1.0 N D:CYS62 3.6 106.0 1.0 CA D:CYS62 3.9 106.0 1.0 N D:GLY63 4.1 101.0 1.0 N D:CYS78 4.2 99.5 1.0 CD1 D:TYR65 4.2 97.2 1.0 C D:CYS62 4.3 106.0 1.0 N D:TYR61 4.4 101.9 1.0 N D:LYS64 4.4 97.9 1.0 CA D:CYS78 4.5 99.5 1.0 C D:CYS60 4.5 100.7 1.0 CA D:CYS60 4.6 100.7 1.0 N D:TYR65 4.7 97.2 1.0 C D:TYR61 4.7 101.9 1.0 CB D:LYS64 4.8 97.9 1.0 CE1 D:TYR65 4.9 97.2 1.0 CA D:CYS75 4.9 95.5 1.0

T.Koval, L.Dohnalek, K.Libor, T.Kouba. Molecular Insights Into Rna Polymerase Recycling By Mycobacterial Held To Be Published.