Magnesium in PDB 6jcx: Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna

Enzymatic activity of Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna

All present enzymatic activity of Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna:
2.7.7.6;

Protein crystallography data

The structure of Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna, PDB code: 6jcx was solved by L.Li, Y.Zhang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 36.09 / 2.90
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 125.139, 161.001, 128.846, 90.00, 117.06, 90.00
R / Rfree (%) 21 / 25.6

Other elements in 6jcx:

The structure of Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna also contains other interesting chemical elements:

Zinc (Zn) 2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna (pdb code 6jcx). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna, PDB code: 6jcx:

Magnesium binding site 1 out of 1 in 6jcx

Go back to Magnesium Binding Sites List in 6jcx
Magnesium binding site 1 out of 1 in the Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Mycobacterium Tuberculosis Transcription Initiation Complex with Ecf Sigma Factor Sigma H and 6NT Rna within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Mg2003

b:46.9
occ:1.00
 OD1 D:ASP535 2.1 54.3 1.0
OD1 D:ASP537 2.2 50.2 1.0
O3' I:A7 2.3 56.9 1.0
OD1 D:ASP539 2.3 43.6 1.0
C3' I:A7 2.7 53.9 1.0
CG D:ASP535 2.9 56.2 1.0
CG D:ASP537 2.9 53.5 1.0
OD2 D:ASP537 3.0 62.4 1.0
OD2 D:ASP535 3.1 63.8 1.0
CG D:ASP539 3.1 43.8 1.0
OD2 D:ASP539 3.2 45.5 1.0
O2' I:A7 3.5 57.1 1.0
C2' I:A7 3.6 52.0 1.0
C4' I:A7 4.0 50.1 1.0
CB D:ASP535 4.3 51.2 1.0
CB D:ASP537 4.4 51.0 1.0
NH2 D:ARG500 4.5 56.6 1.0
CB D:ASP539 4.6 40.9 1.0
O D:ASP535 4.6 46.1 1.0
N D:ASP535 4.6 47.3 1.0
C5' I:A7 4.7 45.0 1.0
C D:ASP535 4.7 45.3 1.0
N D:ASP537 4.8 46.5 1.0
C1' I:A7 4.8 54.9 1.0
N D:ASP539 4.8 49.0 1.0
CA D:ASP535 4.8 47.6 1.0
CA D:ASP537 5.0 44.3 1.0

Reference:

C.Fang, L.Li, L.Shen, J.Shi, S.Wang, Y.Feng, Y.Zhang. Structures and Mechanism of Transcription Initiation By Bacterial Ecf Factors. Nucleic Acids Res. V. 47 7094 2019.
ISSN: ESSN 1362-4962
PubMed: 31131408
DOI: 10.1093/NAR/GKZ470
Page generated: Mon Dec 14 23:00:37 2020

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