Magnesium in PDB 7tpz: Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control)

Enzymatic activity of Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control)

All present enzymatic activity of Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control):
1.18.6.1;

Protein crystallography data

The structure of Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control), PDB code: 7tpz 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)*	37.33 / 1.71
*Space group*	P 2 2₁ 2₁
*Cell size a, b, c (Å), α, β, γ (°)*	45.522, 73.711, 74.665, 90, 90, 90
*R / R_free (%)*	17.1 / 20.5

Other elements in 7tpz:

The structure of Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control) also contains other interesting chemical elements:

Iron

(Fe)

2 atoms

Magnesium Binding Sites:

The binding sites of Magnesium atom in the Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control) (pdb code 7tpz). 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-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control), PDB code: 7tpz:

Magnesium binding site 1 out of 1 in 7tpz

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Magnesium Binding Sites List in 7tpz

Magnesium binding site 1 out of 1 in the Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control)

Mono view

Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control) within 5.0Å range:

probe	atom	residue	distance (Å)	B	Occ
A:Mg302 b:12.5 occ:1.00	OG	A:SER16	2.0	15.9	1.0
	O3B	A:ADP303	2.0	17.6	1.0
	O	A:HOH448	2.1	18.8	1.0
	O	A:HOH453	2.1	19.5	1.0
	O	A:HOH437	2.2	21.9	1.0
	O	A:HOH428	2.2	20.8	1.0
	CB	A:SER16	3.1	17.0	1.0
	PB	A:ADP303	3.3	16.6	1.0
	O1B	A:ADP303	3.6	19.8	1.0
	OD1	A:ASP43	3.9	30.2	1.0
	OD2	A:ASP39	3.9	25.1	1.0
	N	A:SER16	3.9	14.4	1.0
	OD2	A:ASP125	4.0	24.8	1.0
	CA	A:SER16	4.1	17.3	1.0
	O1A	A:ADP303	4.1	18.1	1.0
	O3A	A:ADP303	4.3	16.8	1.0
	OG	A:SER44	4.3	25.1	1.0
	OD1	A:ASP125	4.4	21.7	1.0
	O2B	A:ADP303	4.4	17.0	1.0
	PA	A:ADP303	4.5	18.6	1.0
	CG	A:ASP39	4.6	24.7	1.0
	CG	A:ASP125	4.6	22.6	1.0
	O	A:HOH464	4.6	30.0	1.0
	O2A	A:ADP303	4.7	19.6	1.0
	CB	A:ASP39	4.9	20.1	1.0
	CB	A:LYS15	4.9	15.7	1.0
	CG	A:ASP43	5.0	33.5	1.0
	CE	A:LYS15	5.0	18.8	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 09:24:05 2024

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