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Zinc in PDB 4cvg: Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One.

Enzymatic activity of Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One.

All present enzymatic activity of Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One.:
1.14.13.39;

Protein crystallography data

The structure of Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One., PDB code: 4cvg was solved by G.Chreifi, H.Li, T.L.Poulos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 50.00 / 2.31
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 57.414, 105.957, 156.530, 90.00, 90.00, 90.00
R / Rfree (%) 15.479 / 21.358

Other elements in 4cvg:

The structure of Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One. also contains other interesting chemical elements:

Arsenic (As) 2 atoms
Iron (Fe) 2 atoms

Zinc Binding Sites:

The binding sites of Zinc atom in the Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One. (pdb code 4cvg). 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 Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One., PDB code: 4cvg:

Zinc binding site 1 out of 1 in 4cvg

Go back to Zinc Binding Sites List in 4cvg
Zinc binding site 1 out of 1 in the Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One.


Mono view


Stereo pair view

A full contact list of Zinc with other atoms in the Zn binding site number 1 of Structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain (H4B-Free) Supplemented with 50UM Zn Acetate and with Poor Binding of 6-Acetyl-2-Amino-7,7-Dimethyl-7,8-Dihydropteridin-4(3H)-One. within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Zn1483

b:74.8
occ:1.00
 SG A:CYS96 2.6 75.0 1.0
SG B:CYS101 2.6 69.3 1.0
SG B:CYS96 2.6 76.6 1.0
SG A:CYS101 2.7 73.5 1.0
CB B:CYS101 3.4 64.8 1.0
CB A:CYS101 3.4 81.3 1.0
CB B:CYS96 3.6 73.0 1.0
CB A:CYS96 3.6 88.7 1.0
CA A:CYS101 3.8 81.8 1.0
CA B:CYS101 3.9 69.9 1.0
N A:GLY103 4.0 83.7 1.0
N B:GLY103 4.1 84.9 1.0
N A:LEU102 4.2 86.5 1.0
N B:LEU102 4.3 79.1 1.0
C B:CYS101 4.3 70.4 1.0
C A:CYS101 4.4 84.3 1.0
CA A:GLY103 4.4 85.6 1.0
CA B:GLY103 4.4 91.6 1.0
C A:LEU102 4.9 93.1 1.0
CA A:CYS96 5.0 93.7 1.0

Reference:

G.Chreifi, H.Li, C.R.Mcinnes, C.L.Gibson, C.J.Suckling, T.L.Poulos. Communication Between the Zinc and Tetrahydrobiopterin Binding Sites in Nitric Oxide Synthase. Biochemistry V. 53 4216 2014.
ISSN: ISSN 0006-2960
PubMed: 24819538
DOI: 10.1021/BI5003986
Page generated: Sat Oct 26 21:06:50 2024

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