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Iron 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 / Rfree (%) 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:

Magnesium (Mg) 1 atom

Iron Binding Sites:

The binding sites of Iron 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 Iron atom.
In total 2 binding sites of Iron where determined in the Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control), PDB code: 7tpz:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in 7tpz

Go back to Iron Binding Sites List in 7tpz
Iron binding site 1 out of 2 in the Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe 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:Fe301

b:21.1
occ:1.00
FE1 A:SF4301 0.0 21.1 1.0
S4 A:SF4301 2.3 20.7 1.0
SG A:CYS97 2.3 23.4 1.0
S3 A:SF4301 2.3 21.9 1.0
FE2 A:SF4301 2.7 21.8 1.0
CB A:CYS97 3.3 24.8 1.0
CA A:CYS97 3.8 23.8 1.0
N A:ALA98 4.1 19.5 1.0
C A:CYS97 4.3 22.6 1.0
CA A:GLY133 4.5 23.9 1.0
N A:GLY99 4.7 18.9 1.0
N A:GLY133 4.8 21.3 1.0
SG A:CYS132 4.8 24.5 1.0
O A:HOH492 4.9 27.7 1.0

Iron binding site 2 out of 2 in 7tpz

Go back to Iron Binding Sites List in 7tpz
Iron binding site 2 out of 2 in the Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control)


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Selenium-Free Nitrogenase Fe Protein (AV2) From A. Vinelandii (Nucleotide Control) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe301

b:21.8
occ:1.00
FE2 A:SF4301 0.0 21.8 1.0
S3 A:SF4301 2.3 21.9 1.0
SG A:CYS132 2.3 24.5 1.0
S4 A:SF4301 2.3 20.7 1.0
FE1 A:SF4301 2.7 21.1 1.0
CB A:CYS132 3.4 21.4 1.0
C A:CYS132 4.1 23.7 1.0
O A:CYS132 4.2 22.4 1.0
CG2 A:VAL130 4.3 24.3 1.0
CA A:CYS132 4.3 20.2 1.0
N A:GLY133 4.4 21.3 1.0
SG A:CYS97 4.7 23.4 1.0
CA A:GLY133 4.8 23.9 1.0
CB A:VAL130 4.8 26.0 1.0
N A:CYS132 4.9 20.4 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: Fri Aug 9 02:07:41 2024

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