Zinc in PDB 8r6r: Mycobacterium Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna

All present enzymatic activity of Mycobacterium Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna:
2.7.7.6;

The structure of Mycobacterium Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Zinc atom in the Mycobacterium Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna (pdb code 8r6r). 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 Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna, PDB code: 8r6r:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Mycobacterium Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Mycobacterium Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn2001 b:7.8 occ:1.00 SG D:CYS974 2.3 9.8 1.0 SG D:CYS977 2.3 13.9 1.0 SG D:CYS890 2.3 13.2 1.0 SG D:CYS967 2.4 12.9 1.0 CB D:CYS977 3.2 13.9 1.0 CB D:CYS890 3.3 13.2 1.0 CB D:CYS967 3.5 12.9 1.0 CB D:CYS974 3.7 9.8 1.0 CA D:CYS967 3.9 12.9 1.0 N D:CYS890 4.1 13.2 1.0 NH2 D:ARG962 4.1 16.6 1.0 CA D:CYS890 4.3 13.2 1.0 N D:CYS974 4.3 9.8 1.0 N D:CYS977 4.3 13.9 1.0 CA D:CYS977 4.4 13.9 1.0 N D:THR968 4.4 11.3 1.0 CA D:CYS974 4.5 9.8 1.0 C D:CYS967 4.7 12.9 1.0 O D:CYS974 4.7 9.8 1.0 CG2 D:THR892 4.7 15.8 1.0 C D:CYS974 4.9 9.8 1.0

Zinc binding site 2 out of 2 in the Mycobacterium Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Mycobacterium Smegnatis Rna Polymerase RP2-Like Transcription Initiation Complex with Sigmaa, Rbpa and Open Promoter Dna within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn2002 b:20.6 occ:1.00 SG D:CYS75 2.2 40.8 1.0 SG D:CYS60 2.2 33.6 1.0 SG D:CYS78 2.3 34.0 1.0 SG D:CYS62 2.3 29.9 1.0 CB D:CYS75 3.0 40.8 1.0 CB D:CYS62 3.5 29.9 1.0 N D:CYS62 3.7 29.9 1.0 CB D:CYS78 3.8 34.0 1.0 CB D:CYS60 3.8 33.6 1.0 N D:CYS78 4.2 34.0 1.0 CA D:CYS62 4.2 29.9 1.0 N D:TYR61 4.3 25.5 1.0 CD1 D:TYR65 4.4 39.5 1.0 CA D:CYS75 4.5 40.8 1.0 CA D:CYS78 4.5 34.0 1.0 CE1 D:TYR65 4.5 39.5 1.0 C D:TYR61 4.8 25.5 1.0 C D:CYS60 4.8 33.6 1.0 CA D:CYS60 4.8 33.6 1.0 C D:CYS62 4.8 29.9 1.0 N D:GLY63 4.9 30.2 1.0 CA D:TYR61 4.9 25.5 1.0 N D:GLY79 5.0 29.9 1.0 CB D:LYS64 5.0 36.7 1.0 O D:VAL80 5.0 25.9 1.0 CB D:TYR61 5.0 25.5 1.0

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