Magnesium in PDB 6jcy: Mycobacterium Tuberculosis Rna Polymerase Transcription Initiation Open Complex with A Chimeric Ecf Sigma Factor Sigh/E

Enzymatic activity of Mycobacterium Tuberculosis Rna Polymerase Transcription Initiation Open Complex with A Chimeric Ecf Sigma Factor Sigh/E

All present enzymatic activity of Mycobacterium Tuberculosis Rna Polymerase Transcription Initiation Open Complex with A Chimeric Ecf Sigma Factor Sigh/E:
2.7.7.6;

Protein crystallography data

The structure of Mycobacterium Tuberculosis Rna Polymerase Transcription Initiation Open Complex with A Chimeric Ecf Sigma Factor Sigh/E, PDB code: 6jcy 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) 48.77 / 3.11
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 128.943, 163.005, 129.315, 90.00, 117.81, 90.00
R / Rfree (%) 19.5 / 23.8

Other elements in 6jcy:

The structure of Mycobacterium Tuberculosis Rna Polymerase Transcription Initiation Open Complex with A Chimeric Ecf Sigma Factor Sigh/E also contains other interesting chemical elements:

Zinc (Zn) 2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Mycobacterium Tuberculosis Rna Polymerase Transcription Initiation Open Complex with A Chimeric Ecf Sigma Factor Sigh/E (pdb code 6jcy). 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 Rna Polymerase Transcription Initiation Open Complex with A Chimeric Ecf Sigma Factor Sigh/E, PDB code: 6jcy:

Magnesium binding site 1 out of 1 in 6jcy

Go back to Magnesium Binding Sites List in 6jcy
Magnesium binding site 1 out of 1 in the Mycobacterium Tuberculosis Rna Polymerase Transcription Initiation Open Complex with A Chimeric Ecf Sigma Factor Sigh/E


Mono view


Stereo pair view

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

b:59.1
occ:1.00
O3' I:A7 1.8 72.2 1.0
OD1 D:ASP535 2.1 77.4 1.0
OD1 D:ASP537 2.1 69.4 1.0
OD1 D:ASP539 2.2 63.6 1.0
CG D:ASP535 2.9 75.9 1.0
OD2 D:ASP535 2.9 85.0 1.0
CG D:ASP537 2.9 71.4 1.0
CG D:ASP539 3.0 64.9 1.0
OD2 D:ASP537 3.0 72.6 1.0
OD2 D:ASP539 3.0 67.7 1.0
C3' I:A7 3.1 63.6 1.0
O2' I:A7 3.2 70.2 1.0
C2' I:A7 3.7 64.4 1.0
C4' I:A7 3.9 65.3 1.0
CB D:ASP535 4.3 60.4 1.0
CB D:ASP537 4.3 65.4 1.0
NH1 D:ARG500 4.4 56.9 1.0
CB D:ASP539 4.5 59.2 1.0
N D:ASP535 4.6 60.9 1.0
C5' I:A7 4.7 61.7 1.0
N D:ASP537 4.8 67.9 1.0
CA D:ASP535 4.8 60.5 1.0
C D:ASP535 4.9 69.5 1.0
N D:ASP539 4.9 59.1 1.0
O D:ASP535 4.9 69.1 1.0
C1' I:A7 5.0 66.6 1.0
CA D:ASP537 5.0 65.5 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 23:00:41 2020

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