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Arsenic in PDB 1zzt: Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound

Enzymatic activity of Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound

All present enzymatic activity of Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound:
1.14.13.39;

Protein crystallography data

The structure of Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound, PDB code: 1zzt was solved by H.Li, M.L.Flinspach, J.Igarashi, J.Jamal, W.Yang, J.A.Gomez-Vidal, E.A.Litzinger, R.B.Silverman, T.L.Poulos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 47.43 / 2.14
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 56.450, 105.740, 155.600, 90.00, 90.00, 90.00
R / Rfree (%) 18.9 / 23.3

Other elements in 1zzt:

The structure of Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound 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 Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound (pdb code 1zzt). 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 Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound, PDB code: 1zzt:
Jump to Arsenic binding site number: 1; 2;

Arsenic binding site 1 out of 2 in 1zzt

Go back to Arsenic Binding Sites List in 1zzt
Arsenic binding site 1 out of 2 in the Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound


Mono view


Stereo pair view

A full contact list of Arsenic with other atoms in the As binding site number 1 of Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound within 5.0Å range:
probe atom residue distance (Å) B Occ
A:As384

b:56.2
occ:1.00
AS A:CAS384 0.0 56.2 1.0
CE2 A:CAS384 1.8 50.0 1.0
CE1 A:CAS384 1.8 52.9 1.0
SG A:CAS384 2.3 43.2 1.0
CB A:CAS384 3.0 37.1 1.0
CA A:CAS384 3.7 36.8 1.0
CE3 A:TRP324 4.0 35.7 1.0
CD2 A:TRP324 4.0 41.1 1.0
CG A:TRP324 4.2 39.6 1.0
CB A:TRP324 4.3 38.8 1.0
CD1 A:LEU328 4.6 49.1 1.0
N A:CAS384 4.7 36.1 1.0
CZ3 A:TRP324 4.7 37.2 1.0
C A:CAS384 4.7 37.8 1.0
O A:CAS384 4.7 38.5 1.0
CE2 A:TRP324 4.8 41.4 1.0
CD1 A:TRP324 4.9 39.1 1.0

Arsenic binding site 2 out of 2 in 1zzt

Go back to Arsenic Binding Sites List in 1zzt
Arsenic binding site 2 out of 2 in the Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound


Mono view


Stereo pair view

A full contact list of Arsenic with other atoms in the As binding site number 2 of Bovine Enos N368D/V106M Double Mutant with L-N(Omega)- Nitroarginine-(4R)-Amino-L-Proline Amide Bound within 5.0Å range:
probe atom residue distance (Å) B Occ
B:As384

b:67.0
occ:1.00
AS B:CAS384 0.0 67.0 1.0
CE1 B:CAS384 1.8 65.8 1.0
CE2 B:CAS384 1.8 67.3 1.0
SG B:CAS384 2.3 59.5 1.0
CB B:CAS384 3.0 51.6 1.0
CA B:CAS384 3.6 50.8 1.0
CE3 B:TRP324 4.3 59.4 1.0
CD2 B:TRP324 4.6 59.7 1.0
N B:CAS384 4.6 49.6 1.0
CB B:TRP324 4.6 54.9 1.0
C B:CAS384 4.7 51.9 1.0
O B:CAS384 4.7 54.4 1.0
CG B:TRP324 4.8 57.1 1.0
CZ3 B:TRP324 4.9 57.0 1.0
CD2 B:LEU328 5.0 49.8 1.0

Reference:

H.Li, M.L.Flinspach, J.Igarashi, J.Jamal, W.Yang, E.A.Litzinger, H.Huang, E.P.Erdal, R.B.Silverman, T.L.Poulos. Exploring the Binding Conformations of Bulkier Dipeptide Amide Inhibitors in Constitutive Nitric Oxide Synthases. Biochemistry V. 44 15222 2005.
ISSN: ISSN 0006-2960
PubMed: 16285725
DOI: 10.1021/BI0513610
Page generated: Tue Oct 27 16:48:36 2020

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