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Arsenic in PDB 1ed4: Bovine Endothelial Nitric Oxide Synthase Heme Domain Complexed with Ipitu (H4B Free)

Enzymatic activity of Bovine Endothelial Nitric Oxide Synthase Heme Domain Complexed with Ipitu (H4B Free)

All present enzymatic activity of Bovine Endothelial Nitric Oxide Synthase Heme Domain Complexed with Ipitu (H4B Free):
1.14.13.39;

Protein crystallography data

The structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain Complexed with Ipitu (H4B Free), PDB code: 1ed4 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) 36.73 / 1.86
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 58.028, 106.789, 156.461, 90.00, 90.00, 90.00
R / Rfree (%) 21.5 / 23.5

Other elements in 1ed4:

The structure of Bovine Endothelial Nitric Oxide Synthase Heme Domain Complexed with Ipitu (H4B Free) 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 Heme Domain Complexed with Ipitu (H4B Free) (pdb code 1ed4). 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 Heme Domain Complexed with Ipitu (H4B Free), PDB code: 1ed4:
Jump to Arsenic binding site number: 1; 2;

Arsenic binding site 1 out of 2 in 1ed4

Go back to Arsenic Binding Sites List in 1ed4
Arsenic binding site 1 out of 2 in the Bovine Endothelial Nitric Oxide Synthase Heme Domain Complexed with Ipitu (H4B Free)


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 Heme Domain Complexed with Ipitu (H4B Free) within 5.0Å range:
probe atom residue distance (Å) B Occ
A:As1950

b:49.2
occ:1.00
AS A:CAD1950 0.0 49.2 1.0
C1 A:CAD1950 1.8 42.4 1.0
C2 A:CAD1950 1.8 43.5 1.0
SG A:CYS384 2.3 37.1 1.0
CB A:CYS384 3.3 32.5 1.0
CA A:CYS384 3.9 31.3 1.0
CE3 A:TRP324 4.7 31.2 1.0
CD1 A:LEU328 4.7 31.8 1.0
N A:CYS384 4.8 30.6 1.0
O A:HOH3124 4.8 52.8 1.0
CD2 A:TRP324 5.0 31.1 1.0

Arsenic binding site 2 out of 2 in 1ed4

Go back to Arsenic Binding Sites List in 1ed4
Arsenic binding site 2 out of 2 in the Bovine Endothelial Nitric Oxide Synthase Heme Domain Complexed with Ipitu (H4B Free)


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 Heme Domain Complexed with Ipitu (H4B Free) within 5.0Å range:
probe atom residue distance (Å) B Occ
B:As2950

b:44.4
occ:1.00
AS B:CAD2950 0.0 44.4 1.0
C1 B:CAD2950 1.8 43.1 1.0
C2 B:CAD2950 1.8 42.7 1.0
SG B:CYS384 2.3 40.0 1.0
CB B:CYS384 3.1 39.0 1.0
CA B:CYS384 3.7 38.8 1.0
CE3 B:TRP324 4.6 41.9 1.0
N B:CYS384 4.6 38.6 1.0
CB B:TRP324 4.8 40.7 1.0
CD2 B:TRP324 4.8 41.9 1.0
C B:CYS384 4.8 38.9 1.0
CG B:TRP324 4.9 41.7 1.0
CD2 B:LEU328 5.0 38.0 1.0
O B:CYS384 5.0 38.9 1.0

Reference:

H.Li, C.S.Raman, P.Martasek, V.Kral, B.S.Masters, T.L.Poulos. Mapping the Active Site Polarity in Structures of Endothelial Nitric Oxide Synthase Heme Domain Complexed with Isothioureas. J.Inorg.Biochem. V. 81 133 2000.
ISSN: ISSN 0162-0134
PubMed: 11051558
DOI: 10.1016/S0162-0134(00)00099-4
Page generated: Tue Oct 27 16:46:24 2020

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