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Magnesium in PDB 4ayb: Rnap at 3.2ANG

Enzymatic activity of Rnap at 3.2ANG

All present enzymatic activity of Rnap at 3.2ANG:
2.7.7.6;

Protein crystallography data

The structure of Rnap at 3.2ANG, PDB code: 4ayb was solved by M.N.Wojtas, M.Mogni, O.Millet, S.D.Bell, N.G.A.Abrescia, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 40.10 / 3.20
Space group P 21 21 2
Cell size a, b, c (Å), α, β, γ (°) 195.725, 212.415, 128.757, 90.00, 90.00, 90.00
R / Rfree (%) 24.3 / 30.1

Other elements in 4ayb:

The structure of Rnap at 3.2ANG also contains other interesting chemical elements:

Iron (Fe) 3 atoms
Zinc (Zn) 10 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Rnap at 3.2ANG (pdb code 4ayb). 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 Rnap at 3.2ANG, PDB code: 4ayb:

Magnesium binding site 1 out of 1 in 4ayb

Go back to Magnesium Binding Sites List in 4ayb
Magnesium binding site 1 out of 1 in the Rnap at 3.2ANG


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Rnap at 3.2ANG within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg1884

b:81.4
occ:1.00
OD1 A:ASP456 2.0 35.2 1.0
OD2 A:ASP456 2.1 35.0 1.0
OD1 A:ASP458 2.1 44.3 1.0
OD1 A:ASP460 2.1 49.2 1.0
OD2 A:ASP458 2.1 44.2 1.0
CG A:ASP456 2.3 35.1 1.0
CG A:ASP458 2.4 44.4 1.0
CG A:ASP460 3.1 49.2 1.0
OD2 A:ASP460 3.4 49.0 1.0
CB A:ASP456 3.9 35.1 1.0
CB A:ASP458 3.9 44.8 1.0
H A:ASP458 4.0 81.4 1.0
H A:ASP456 4.2 81.4 1.0
HB2 A:ASP456 4.3 81.4 1.0
HB3 A:ASP456 4.3 81.4 1.0
HB2 A:ASP458 4.3 81.4 1.0
HB3 A:ASP458 4.4 81.4 1.0
H A:ASP460 4.4 81.4 1.0
CB A:ASP460 4.5 49.3 1.0
HA A:ASP460 4.6 81.4 1.0
HH12 A:ARG421 4.6 81.4 1.0
N A:ASP458 4.7 34.0 1.0
HZ1 B:LYS888 4.7 81.4 1.0
CA A:ASP458 4.8 34.2 1.0
CA A:ASP456 4.8 35.0 1.0
N A:ASP460 4.8 42.3 1.0
N A:ASP456 4.8 34.9 1.0
HB2 A:ASP460 4.8 81.4 1.0
O A:ASP456 4.9 35.2 1.0
C A:ASP456 4.9 35.2 1.0
CA A:ASP460 4.9 42.1 1.0
C A:ASP458 4.9 34.3 1.0

Reference:

M.N.Wojtas, M.Mogni, O.Millet, S.D.Bell, N.G.A.Abrescia. Structural and Functional Analyses of the Interaction of Archaeal Rna Polymerase with Dna. Nucleic Acids Res. V. 40 9941 2012.
ISSN: ISSN 0305-1048
PubMed: 22848102
DOI: 10.1093/NAR/GKS692
Page generated: Mon Dec 14 09:09:36 2020

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