Magnesium in PDB 6n61: Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin

Enzymatic activity of Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin

All present enzymatic activity of Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin:
2.7.7.6;

Protein crystallography data

The structure of Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin, PDB code: 6n61 was solved by N.Braffman, J.Hauver, E.A.Campbell, S.A.Darst, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 49.45 / 3.25
Space group P 41 21 2
Cell size a, b, c (Å), α, β, γ (°) 172.888, 172.888, 385.015, 90.00, 90.00, 90.00
R / Rfree (%) 27.3 / 31.6

Other elements in 6n61:

The structure of Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin also contains other interesting chemical elements:

Zinc (Zn) 2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin (pdb code 6n61). 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 Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin, PDB code: 6n61:

Magnesium binding site 1 out of 1 in 6n61

Go back to Magnesium Binding Sites List in 6n61
Magnesium binding site 1 out of 1 in the Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Escherichia Coli Rna Polymerase SIGMA70-Holoenzyme Bound to Upstream Fork Promoter Dna and Capistruin within 5.0Å range:
probe atom residue distance (Å) B Occ
D:Mg1501

b:54.4
occ:1.00
 OD2 D:ASP462 2.0 71.2 1.0
OD1 D:ASP460 2.3 0.8 1.0
OD1 D:ASP464 2.8 72.4 1.0
OD2 D:ASP464 2.8 77.1 1.0
CG D:ASP462 3.0 75.0 1.0
CG D:ASP464 3.2 84.3 1.0
OD1 D:ASP462 3.2 89.1 1.0
CG D:ASP460 3.3 0.6 1.0
CB D:ASP460 3.8 72.8 1.0
N D:ASP460 4.2 87.2 1.0
OD2 D:ASP460 4.3 0.4 1.0
CB D:ASP462 4.3 58.5 1.0
CA D:ASP460 4.5 72.3 1.0
O D:ASP460 4.7 82.9 1.0
CB D:ASP464 4.7 71.6 1.0
C D:ASP460 4.8 69.4 1.0

Reference:

N.R.Braffman, F.J.Piscotta, J.Hauver, E.A.Campbell, A.J.Link, S.A.Darst. Structural Mechanism of Transcription Inhibition By Lasso Peptides Microcin J25 and Capistruin. Proc. Natl. Acad. Sci. V. 116 1273 2019U.S.A..
ISSN: ESSN 1091-6490
PubMed: 30626643
DOI: 10.1073/PNAS.1817352116
Page generated: Mon Dec 14 23:39:36 2020

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