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Magnesium in PDB 7tqh: Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn)

Enzymatic activity of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn)

All present enzymatic activity of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn):
1.18.6.1;

Protein crystallography data

The structure of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn), PDB code: 7tqh was solved by T.M.Buscagan, J.T.Kaiser, D.C.Rees, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 39.01 / 1.49
Space group P 2 21 21
Cell size a, b, c (Å), α, β, γ (°) 45.742, 74.675, 74.921, 90, 90, 90
R / Rfree (%) 18.8 / 20.4

Other elements in 7tqh:

The structure of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn) also contains other interesting chemical elements:

Iron (Fe) 4 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn) (pdb code 7tqh). 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 Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn), PDB code: 7tqh:

Magnesium binding site 1 out of 1 in 7tqh

Go back to Magnesium Binding Sites List in 7tqh
Magnesium binding site 1 out of 1 in the Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn)


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Selenium-Incorporated Nitrogenase Fe Protein (AV2-Se) From A. Vinelandii (11 Mm Ksecn) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg303

b:14.4
occ:1.00
 OG A:SER16 2.1 14.7 1.0
O A:HOH485 2.1 16.5 1.0
O1B A:ADP304 2.1 14.0 1.0
O A:HOH450 2.1 16.8 1.0
O A:HOH470 2.1 17.2 1.0
O A:HOH462 2.1 15.3 1.0
CB A:SER16 3.1 13.3 1.0
PB A:ADP304 3.3 14.0 1.0
O3B A:ADP304 3.5 16.7 1.0
OD2 A:ASP39 3.7 19.4 1.0
OD1 A:ASP43 3.9 22.2 1.0
N A:SER16 3.9 12.8 1.0
CA A:SER16 4.1 13.7 1.0
OD2 A:ASP125 4.1 17.8 1.0
O2A A:ADP304 4.2 15.8 1.0
OG A:SER44 4.3 19.2 1.0
O3A A:ADP304 4.3 15.4 1.0
OD1 A:ASP125 4.4 16.7 1.0
O2B A:ADP304 4.4 14.0 1.0
CG A:ASP39 4.5 17.8 1.0
PA A:ADP304 4.6 15.5 1.0
O A:HOH501 4.6 25.3 1.0
CG A:ASP125 4.7 18.1 1.0
O1A A:ADP304 4.7 16.7 1.0
CB A:ASP39 4.9 16.1 1.0
CB A:LYS15 4.9 13.6 1.0
CE A:LYS15 4.9 15.8 1.0

Reference:

T.M.Buscagan, J.T.Kaiser, D.C.Rees. Selenocyanate Derived Se-Incorporation Into the Nitrogenase Fe Protein Cluster. Elife V. 11 2022.
ISSN: ESSN 2050-084X
PubMed: 35904245
DOI: 10.7554/ELIFE.79311
Page generated: Thu Oct 3 09:25:04 2024

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