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Arsenic in PDB 2nse: Bovine Endothelial Nitric Oxide Synthase Substrate Complex

Enzymatic activity of Bovine Endothelial Nitric Oxide Synthase Substrate Complex

All present enzymatic activity of Bovine Endothelial Nitric Oxide Synthase Substrate Complex:
1.14.13.39;

Protein crystallography data

The structure of Bovine Endothelial Nitric Oxide Synthase Substrate Complex, PDB code: 2nse was solved by C.S.Raman, H.Li, P.Martasek, V.Kral, B.S.S.Masters, T.L.Poulos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 30.00 / 2.34
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 58.060, 106.380, 156.380, 90.00, 90.00, 90.00
R / Rfree (%) 21.6 / 30.5

Other elements in 2nse:

The structure of Bovine Endothelial Nitric Oxide Synthase Substrate Complex also contains other interesting chemical elements:

Iron (Fe) 2 atoms
Zinc (Zn) 1 atom

Arsenic Binding Sites:

The binding sites of Arsenic atom in the Bovine Endothelial Nitric Oxide Synthase Substrate Complex (pdb code 2nse). This binding sites where shown within 5.0 Angstroms radius around Arsenic atom.
In total 2 binding sites of Arsenic where determined in the Bovine Endothelial Nitric Oxide Synthase Substrate Complex, PDB code: 2nse:
Jump to Arsenic binding site number: 1; 2;

Arsenic binding site 1 out of 2 in 2nse

Go back to Arsenic Binding Sites List in 2nse
Arsenic binding site 1 out of 2 in the Bovine Endothelial Nitric Oxide Synthase Substrate Complex


Mono view


Stereo pair view

A full contact list of Arsenic with other atoms in the As binding site number 1 of Bovine Endothelial Nitric Oxide Synthase Substrate Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
A:As950

b:83.7
occ:1.00
SG A:CYS384 2.3 52.0 1.0
CB A:CYS384 3.1 34.3 1.0
CA A:CYS384 3.8 29.9 1.0
CE3 A:TRP324 4.3 23.2 1.0
CD2 A:TRP324 4.5 26.1 1.0
N A:CYS384 4.7 33.3 1.0
CG A:TRP324 4.7 28.9 1.0
C A:CYS384 4.8 28.8 1.0
CB A:TRP324 4.8 33.1 1.0
O A:CYS384 4.9 31.1 1.0
CZ3 A:TRP324 4.9 30.1 1.0

Arsenic binding site 2 out of 2 in 2nse

Go back to Arsenic Binding Sites List in 2nse
Arsenic binding site 2 out of 2 in the Bovine Endothelial Nitric Oxide Synthase Substrate Complex


Mono view


Stereo pair view

A full contact list of Arsenic with other atoms in the As binding site number 2 of Bovine Endothelial Nitric Oxide Synthase Substrate Complex within 5.0Å range:
probe atom residue distance (Å) B Occ
B:As950

b:92.9
occ:1.00
SG B:CYS384 2.3 73.8 1.0
CB B:CYS384 3.3 63.6 1.0
CA B:CYS384 3.8 56.3 1.0
CE3 B:TRP324 4.5 60.6 1.0
N B:CYS384 4.8 50.9 1.0
CD2 B:TRP324 4.8 58.0 1.0
C B:CYS384 4.8 51.8 1.0
O B:CYS384 4.9 54.0 1.0
CB B:TRP324 4.9 54.6 1.0
CG B:TRP324 5.0 56.9 1.0

Reference:

C.S.Raman, H.Li, P.Martasek, V.Kral, B.S.Masters, T.L.Poulos. Crystal Structure of Constitutive Endothelial Nitric Oxide Synthase: A Paradigm For Pterin Function Involving A Novel Metal Center. Cell(Cambridge,Mass.) V. 95 939 1998.
ISSN: ISSN 0092-8674
PubMed: 9875848
DOI: 10.1016/S0092-8674(00)81718-3
Page generated: Sun Jul 6 23:13:01 2025

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