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Iron in PDB 6av0: Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile

Enzymatic activity of Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile

All present enzymatic activity of Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile:
1.14.13.39;

Protein crystallography data

The structure of Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile, PDB code: 6av0 was solved by H.Li, T.L.Poulos, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 50.13 / 2.00
Space group P 21 21 21
Cell size a, b, c (Å), α, β, γ (°) 52.440, 122.061, 164.960, 90.00, 90.00, 90.00
R / Rfree (%) 17.8 / 21.8

Other elements in 6av0:

The structure of Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile also contains other interesting chemical elements:

Zinc (Zn) 1 atom

Iron Binding Sites:

The binding sites of Iron atom in the Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile (pdb code 6av0). This binding sites where shown within 5.0 Angstroms radius around Iron atom.
In total 2 binding sites of Iron where determined in the Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile, PDB code: 6av0:
Jump to Iron binding site number: 1; 2;

Iron binding site 1 out of 2 in 6av0

Go back to Iron Binding Sites List in 6av0
Iron binding site 1 out of 2 in the Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 1 of Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Fe801

b:25.2
occ:1.00
 FE A:HEM801 0.0 25.2 1.0
NB A:HEM801 2.1 25.3 1.0
NA A:HEM801 2.1 30.0 1.0
NC A:HEM801 2.1 23.9 1.0
ND A:HEM801 2.1 24.7 1.0
SG A:CYS420 2.3 24.9 1.0
C1B A:HEM801 3.1 27.9 1.0
C4A A:HEM801 3.1 29.3 1.0
C4B A:HEM801 3.1 25.8 1.0
C4C A:HEM801 3.1 23.7 1.0
C1C A:HEM801 3.1 26.2 1.0
C1A A:HEM801 3.1 25.6 1.0
C4D A:HEM801 3.1 26.4 1.0
C1D A:HEM801 3.1 30.4 1.0
CB A:CYS420 3.3 23.8 1.0
CHB A:HEM801 3.4 25.8 1.0
CHD A:HEM801 3.5 29.5 1.0
CHC A:HEM801 3.5 21.8 1.0
CHA A:HEM801 3.5 25.6 1.0
C04 A:BYV804 4.1 26.4 1.0
C03 A:BYV804 4.1 24.2 1.0
CA A:CYS420 4.1 26.6 1.0
C07 A:BYV804 4.2 26.2 1.0
C2B A:HEM801 4.3 20.6 1.0
C3B A:HEM801 4.3 23.2 1.0
C3A A:HEM801 4.3 26.6 1.0
NE1 A:TRP414 4.3 22.5 1.0
C2A A:HEM801 4.3 27.1 1.0
C2C A:HEM801 4.3 25.0 1.0
C3C A:HEM801 4.3 23.9 1.0
C3D A:HEM801 4.4 25.0 1.0
C2D A:HEM801 4.4 20.6 1.0
C05 A:BYV804 4.6 30.4 1.0
C02 A:BYV804 4.7 26.5 1.0
N A:GLY422 4.7 22.6 1.0
C A:CYS420 4.8 26.1 1.0
N A:VAL421 5.0 20.7 1.0

Iron binding site 2 out of 2 in 6av0

Go back to Iron Binding Sites List in 6av0
Iron binding site 2 out of 2 in the Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile


Mono view


Stereo pair view

A full contact list of Iron with other atoms in the Fe binding site number 2 of Structure of Human Neuronal Nitric Oxide Synthase R354A/G357D Mutant Heme Domain in Complex with 3-(2-(6-Amino-4-Methylpyridin-2-Yl) Ethyl)-5-(3-(Methylamino)Propyl)Benzonitrile within 5.0Å range:
probe atom residue distance (Å) B Occ
B:Fe802

b:27.2
occ:1.00
 FE B:HEM802 0.0 27.2 1.0
NC B:HEM802 2.1 25.6 1.0
ND B:HEM802 2.1 34.5 1.0
NA B:HEM802 2.1 31.7 1.0
NB B:HEM802 2.1 30.6 1.0
SG B:CYS420 2.4 27.6 1.0
C4D B:HEM802 3.1 31.6 1.0
C1C B:HEM802 3.1 27.2 1.0
C1A B:HEM802 3.1 29.2 1.0
C4C B:HEM802 3.1 27.1 1.0
C4B B:HEM802 3.1 32.2 1.0
C1D B:HEM802 3.1 33.0 1.0
C4A B:HEM802 3.1 32.8 1.0
C1B B:HEM802 3.2 28.6 1.0
CB B:CYS420 3.3 27.0 1.0
CHA B:HEM802 3.4 31.5 1.0
CHC B:HEM802 3.4 25.7 1.0
CHD B:HEM802 3.5 31.5 1.0
CHB B:HEM802 3.5 33.1 1.0
C04 B:BYV801 4.1 28.8 1.0
C03 B:BYV801 4.1 25.1 1.0
CA B:CYS420 4.1 23.6 1.0
C07 B:BYV801 4.2 33.5 1.0
C3D B:HEM802 4.3 26.7 1.0
C2C B:HEM802 4.3 30.5 1.0
C3C B:HEM802 4.3 23.0 1.0
C3B B:HEM802 4.3 32.7 1.0
C2D B:HEM802 4.3 24.8 1.0
C2A B:HEM802 4.3 28.7 1.0
C3A B:HEM802 4.4 33.0 1.0
C2B B:HEM802 4.4 28.4 1.0
NE1 B:TRP414 4.4 21.9 1.0
C05 B:BYV801 4.6 31.4 1.0
C02 B:BYV801 4.7 28.8 1.0
N B:GLY422 4.8 27.9 1.0
C B:CYS420 4.8 20.6 1.0
N B:VAL421 5.0 27.4 1.0

Reference:

H.T.Do, H.Y.Wang, H.Li, G.Chreifi, T.L.Poulos, R.B.Silverman. Improvement of Cell Permeability of Human Neuronal Nitric Oxide Synthase Inhibitors Using Potent and Selective 2-Aminopyridine-Based Scaffolds with A Fluorobenzene Linker. J. Med. Chem. V. 60 9360 2017.
ISSN: ISSN 1520-4804
PubMed: 29091437
DOI: 10.1021/ACS.JMEDCHEM.7B01356
Page generated: Wed Aug 6 03:53:08 2025

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