Magnesium in PDB 5tw1: Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa

Enzymatic activity of Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa

All present enzymatic activity of Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa:
2.7.7.6;

Protein crystallography data

The structure of Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa, PDB code: 5tw1 was solved by E.A.Hubin, S.A.Darst, E.A.Campbell, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 54.91 / 2.76
Space group P 1 21 1
Cell size a, b, c (Å), α, β, γ (°) 133.012, 161.633, 139.211, 90.00, 107.72, 90.00
R / Rfree (%) 23.9 / 28

Other elements in 5tw1:

The structure of Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa also contains other interesting chemical elements:

Zinc (Zn) 2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa (pdb code 5tw1). 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 Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa, PDB code: 5tw1:

Magnesium binding site 1 out of 1 in 5tw1

Go back to Magnesium Binding Sites List in 5tw1
Magnesium binding site 1 out of 1 in the Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Crystal Structure of A Mycobacterium Smegmatis Transcription Initiation Complex with Rbpa within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Mg2003

b:82.8
occ:1.00
OD1 D:ASP539 2.6 90.6 1.0
OD2 D:ASP537 2.6 81.7 1.0
OD1 D:ASP537 3.0 63.1 1.0
CG D:ASP537 3.2 72.1 1.0
CG D:ASP539 3.5 74.6 1.0
OD2 D:ASP535 3.5 0.0 1.0
OD2 D:ASP539 3.6 71.7 1.0
CB D:ASP535 3.7 66.1 1.0
NH2 D:ARG500 3.9 69.6 1.0
CG D:ASP535 4.1 87.2 1.0
CB D:ASP537 4.7 68.3 1.0
CB D:ASP539 4.9 58.9 1.0
CA D:ASP535 4.9 60.8 1.0

Reference:

E.A.Hubin, A.Fay, C.Xu, J.M.Bean, R.M.Saecker, M.S.Glickman, S.A.Darst, E.A.Campbell. Structure and Function of the Mycobacterial Transcription Initiation Complex with the Essential Regulator Rbpa. Elife V. 6 2017.
ISSN: ESSN 2050-084X
PubMed: 28067618
DOI: 10.7554/ELIFE.22520
Page generated: Mon Dec 14 21:13:04 2020

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