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Zinc in PDB 1oao: Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase

Enzymatic activity of Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase

All present enzymatic activity of Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase:
1.2.7.4; 1.2.99.2; 2.3.1.169;

Protein crystallography data

The structure of Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase, PDB code: 1oao was solved by C.Darnault, A.Volbeda, E.J.Kim, P.Legrand, X.Vernede, P.A.Lindahl, J.C.Fontecilla-Camps, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 25.00 / 1.90
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 244.570, 81.890, 167.220, 90.00, 96.19, 90.00
R / Rfree (%) 14.7 / 17.9

Other elements in 1oao:

The structure of Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase also contains other interesting chemical elements:

Nickel (Ni) 6 atoms
Iron (Fe) 30 atoms

Zinc Binding Sites:

The binding sites of Zinc atom in the Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase (pdb code 1oao). This binding sites where shown within 5.0 Angstroms radius around Zinc atom.
In total only one binding site of Zinc was determined in the Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase, PDB code: 1oao:

Zinc binding site 1 out of 1 in 1oao

Go back to Zinc Binding Sites List in 1oao
Zinc binding site 1 out of 1 in the Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Nizn[FE4S4] and Nini[FE4S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase within 5.0Å range:
probe atom residue distance (Å) B Occ
C:Zn1731

b:12.4
occ:1.00
 O C:SX1733 2.3 15.1 1.0
S C:SX1733 2.3 18.0 1.0
SG C:CYS597 2.3 7.0 1.0
SG C:CYS595 2.3 9.3 1.0
SG C:CYS509 2.4 7.0 1.0
NI C:NI1732 2.8 9.2 1.0
CB C:CYS509 3.1 7.3 1.0
CB C:CYS595 3.4 7.1 1.0
CB C:CYS597 3.4 7.0 1.0
FE2 C:SF41730 3.7 8.5 1.0
S1 C:SF41730 4.1 7.3 1.0
N C:CYS597 4.2 8.3 1.0
N C:GLY596 4.3 8.5 1.0
CA C:CYS509 4.5 7.1 1.0
CD1 C:ILE146 4.5 14.1 1.0
CG1 C:VAL149 4.5 9.3 1.0
CA C:CYS597 4.5 7.5 1.0
CA C:CYS595 4.7 8.7 1.0
CD2 C:PHE229 4.9 9.0 1.0
C C:CYS595 5.0 9.1 1.0

Reference:

C.Darnault, A.Volbeda, E.J.Kim, P.Legrand, X.Vernede, P.A.Lindahl, J.C.Fontecilla-Camps. Ni-Zn-[FE4-S4] and Ni-Ni-[FE4-S4] Clusters in Closed and Open Alpha Subunits of Acetyl-Coa Synthase/Carbon Monoxide Dehydrogenase Nat.Struct.Biol. V. 10 271 2003.
ISSN: ISSN 1072-8368
PubMed: 12627225
DOI: 10.1038/NSB912
Page generated: Mon Jan 25 16:11:03 2021

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