Zinc in PDB 5uh5: Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna

All present enzymatic activity of Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna:
2.7.7.6;

The structure of Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna, PDB code: 5uh5 was solved by W.Lin, K.Das, Y.Feng, R.H.Ebright, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	49.60 / 3.75
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	150.343, 163.641, 195.547, 90.00, 90.00, 90.00
R / Rfree (%)	19.4 / 24.8

The structure of Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Zinc atom in the Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna (pdb code 5uh5). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total 2 binding sites of Zinc where determined in the Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna, PDB code: 5uh5:
Jump to Zinc binding site number: 1; 2;

Zinc binding site 1 out of 2 in the Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn1401 b:40.9 occ:1.00 SG D:CYS891 2.1 59.6 1.0 SG D:CYS968 2.1 52.5 1.0 SG D:CYS975 2.1 38.9 1.0 SG D:CYS978 2.1 93.0 1.0 CB D:CYS968 2.5 37.6 1.0 CB D:CYS891 2.6 40.6 1.0 CB D:CYS975 2.8 42.3 1.0 CB D:CYS978 3.2 36.1 1.0 N D:CYS891 3.4 45.6 1.0 CA D:CYS891 3.6 43.7 1.0 CA D:CYS975 3.8 40.7 1.0 N D:CYS975 3.9 40.0 1.0 CA D:CYS968 3.9 38.7 1.0 N D:CYS978 3.9 38.6 1.0 CA D:CYS978 4.2 36.5 1.0 O D:CYS975 4.2 33.7 1.0 C D:CYS975 4.2 33.8 1.0 OG1 D:THR970 4.4 32.8 1.0 NH2 D:ARG963 4.5 46.6 1.0 C D:CYS968 4.5 33.1 1.0 C D:ASP890 4.6 41.0 1.0 C D:CYS891 4.8 46.7 1.0 N D:ALA969 4.9 33.2 1.0 N D:CYS968 4.9 33.7 1.0 C D:VAL974 4.9 34.0 1.0 CA D:ASP890 5.0 37.6 1.0

Zinc binding site 2 out of 2 in the Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 2 of Crystal Structure of Mycobacterium Tuberculosis Transcription Initiation Complex Containing 3 Nt of Rna within 5.0Å range: probe atom residue distance (Å) B Occ D:Zn1402 b:35.1 occ:1.00 SG D:CYS75 2.0 32.0 1.0 SG D:CYS60 2.2 39.4 1.0 SG D:CYS78 2.4 47.0 1.0 SG D:CYS62 2.4 34.8 1.0 CB D:CYS75 3.2 29.8 1.0 CB D:CYS62 3.6 42.4 1.0 N D:CYS62 3.7 43.8 1.0 CB D:CYS60 3.7 39.2 1.0 CB D:CYS78 3.9 39.4 1.0 N D:CYS78 3.9 46.3 1.0 CA D:CYS62 4.1 45.0 1.0 CB D:LYS64 4.2 49.8 1.0 CB D:ARG77 4.3 50.0 1.0 N D:LYS64 4.4 44.2 1.0 N D:TYR61 4.4 29.0 1.0 N D:GLY63 4.4 49.1 1.0 CA D:CYS78 4.4 40.0 1.0 C D:ARG77 4.5 47.7 1.0 C D:CYS62 4.5 50.0 1.0 CA D:CYS75 4.5 37.5 1.0 N D:ARG77 4.7 42.1 1.0 CD2 D:TYR65 4.7 52.7 1.0 CA D:ARG77 4.7 44.4 1.0 C D:TYR61 4.8 37.4 1.0 C D:CYS60 4.8 28.6 1.0 C D:CYS75 4.8 41.6 1.0 CA D:CYS60 4.8 31.5 1.0 CA D:LYS64 4.9 49.8 1.0 C D:CYS78 4.9 32.4 1.0 O D:CYS75 4.9 42.8 1.0

W.Lin, S.Mandal, D.Degen, Y.Liu, Y.W.Ebright, S.Li, Y.Feng, Y.Zhang, S.Mandal, Y.Jiang, S.Liu, M.Gigliotti, M.Talaue, N.Connell, K.Das, E.Arnold, R.H.Ebright. Structural Basis of Mycobacterium Tuberculosis Transcription and Transcription Inhibition. Mol. Cell V. 66 169 2017.
ISSN: ISSN 1097-4164
PubMed: 28392175
DOI: 10.1016/J.MOLCEL.2017.03.001