Iron in PDB 8fgs: Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine
Enzymatic activity of Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine
All present enzymatic activity of Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine:
1.14.13.39;
Protein crystallography data
The structure of Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine, PDB code: 8fgs
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)
|
38.75 /
1.84
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
59.52,
153.104,
108.745,
90,
90.7,
90
|
R / Rfree (%)
|
18.4 /
21.8
|
Other elements in 8fgs:
The structure of Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine also contains other interesting chemical elements:
Iron Binding Sites:
The binding sites of Iron atom in the Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine
(pdb code 8fgs). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the
Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine, PDB code: 8fgs:
Jump to Iron binding site number:
1;
2;
3;
4;
Iron binding site 1 out
of 4 in 8fgs
Go back to
Iron Binding Sites List in 8fgs
Iron binding site 1 out
of 4 in the Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine
![](/pictures/FE/pdb/fg/8fgs-FE-sphere_01.jpg) Mono view
![](/pictures/FE/pdb/fg/8fgs-FE-sphere_01_stereo.jpg) Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe501
b:38.6
occ:1.00
|
FE
|
A:HEM501
|
0.0
|
38.6
|
1.0
|
NA
|
A:HEM501
|
2.0
|
45.1
|
1.0
|
ND
|
A:HEM501
|
2.1
|
45.0
|
1.0
|
NB
|
A:HEM501
|
2.1
|
42.9
|
1.0
|
NC
|
A:HEM501
|
2.1
|
47.0
|
1.0
|
SG
|
A:CYS184
|
2.3
|
38.3
|
1.0
|
C1A
|
A:HEM501
|
3.0
|
49.0
|
1.0
|
C4D
|
A:HEM501
|
3.0
|
51.9
|
1.0
|
C4A
|
A:HEM501
|
3.1
|
48.5
|
1.0
|
C1B
|
A:HEM501
|
3.1
|
51.5
|
1.0
|
C1D
|
A:HEM501
|
3.1
|
51.6
|
1.0
|
C4B
|
A:HEM501
|
3.1
|
48.8
|
1.0
|
C1C
|
A:HEM501
|
3.1
|
49.2
|
1.0
|
C4C
|
A:HEM501
|
3.2
|
51.2
|
1.0
|
CHA
|
A:HEM501
|
3.3
|
45.9
|
1.0
|
CB
|
A:CYS184
|
3.4
|
37.4
|
1.0
|
CHB
|
A:HEM501
|
3.5
|
48.4
|
1.0
|
CHC
|
A:HEM501
|
3.5
|
43.7
|
1.0
|
CHD
|
A:HEM501
|
3.5
|
54.9
|
1.0
|
C04
|
A:XVF503
|
4.1
|
56.9
|
1.0
|
C03
|
A:XVF503
|
4.1
|
49.6
|
1.0
|
CA
|
A:CYS184
|
4.2
|
33.5
|
1.0
|
C2A
|
A:HEM501
|
4.2
|
48.1
|
1.0
|
C3A
|
A:HEM501
|
4.3
|
46.8
|
1.0
|
C3D
|
A:HEM501
|
4.3
|
56.2
|
1.0
|
C2D
|
A:HEM501
|
4.3
|
52.4
|
1.0
|
C2B
|
A:HEM501
|
4.3
|
46.6
|
1.0
|
C3B
|
A:HEM501
|
4.4
|
46.1
|
1.0
|
C2C
|
A:HEM501
|
4.4
|
50.1
|
1.0
|
C07
|
A:XVF503
|
4.4
|
56.9
|
1.0
|
C3C
|
A:HEM501
|
4.4
|
50.9
|
1.0
|
NE1
|
A:TRP178
|
4.4
|
46.3
|
1.0
|
C05
|
A:XVF503
|
4.4
|
70.3
|
1.0
|
C02
|
A:XVF503
|
4.5
|
49.9
|
1.0
|
C06
|
A:XVF503
|
4.8
|
67.3
|
1.0
|
N01
|
A:XVF503
|
4.8
|
56.5
|
1.0
|
C
|
A:CYS184
|
5.0
|
35.4
|
1.0
|
N
|
A:GLY186
|
5.0
|
31.9
|
1.0
|
|
Iron binding site 2 out
of 4 in 8fgs
Go back to
Iron Binding Sites List in 8fgs
Iron binding site 2 out
of 4 in the Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine
![](/pictures/FE/pdb/fg/8fgs-FE-sphere_02.jpg) Mono view
![](/pictures/FE/pdb/fg/8fgs-FE-sphere_02_stereo.jpg) Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Fe501
b:27.4
occ:1.00
|
FE
|
B:HEM501
|
0.0
|
27.4
|
1.0
|
ND
|
B:HEM501
|
2.0
|
30.5
|
1.0
|
NA
|
B:HEM501
|
2.1
|
31.2
|
1.0
|
NC
|
B:HEM501
|
2.1
|
23.9
|
1.0
|
NB
|
B:HEM501
|
2.1
|
31.2
|
1.0
|
SG
|
B:CYS184
|
2.4
|
27.1
|
1.0
|
C1D
|
B:HEM501
|
3.1
|
29.7
|
1.0
|
C4A
|
B:HEM501
|
3.1
|
30.4
|
1.0
|
C4D
|
B:HEM501
|
3.1
|
31.2
|
1.0
|
C1A
|
B:HEM501
|
3.1
|
26.8
|
1.0
|
C1C
|
B:HEM501
|
3.1
|
27.2
|
1.0
|
C4C
|
B:HEM501
|
3.1
|
26.7
|
1.0
|
C1B
|
B:HEM501
|
3.1
|
32.4
|
1.0
|
C4B
|
B:HEM501
|
3.1
|
34.5
|
1.0
|
CHD
|
B:HEM501
|
3.4
|
31.5
|
1.0
|
CHB
|
B:HEM501
|
3.4
|
27.1
|
1.0
|
CB
|
B:CYS184
|
3.4
|
23.8
|
1.0
|
CHC
|
B:HEM501
|
3.5
|
29.0
|
1.0
|
CHA
|
B:HEM501
|
3.5
|
25.6
|
1.0
|
C03
|
B:XVF503
|
4.1
|
26.7
|
1.0
|
CA
|
B:CYS184
|
4.1
|
25.6
|
1.0
|
F16
|
B:XVF503
|
4.2
|
56.1
|
1.0
|
C2D
|
B:HEM501
|
4.3
|
29.6
|
1.0
|
C3D
|
B:HEM501
|
4.3
|
28.3
|
1.0
|
C2A
|
B:HEM501
|
4.3
|
34.3
|
1.0
|
C3A
|
B:HEM501
|
4.3
|
31.3
|
1.0
|
NE1
|
B:TRP178
|
4.3
|
30.8
|
1.0
|
C2C
|
B:HEM501
|
4.3
|
24.5
|
1.0
|
C3C
|
B:HEM501
|
4.3
|
26.6
|
1.0
|
C2B
|
B:HEM501
|
4.3
|
34.2
|
1.0
|
C04
|
B:XVF503
|
4.3
|
34.2
|
1.0
|
C3B
|
B:HEM501
|
4.3
|
33.4
|
1.0
|
C07
|
B:XVF503
|
4.5
|
25.0
|
1.0
|
C02
|
B:XVF503
|
4.6
|
30.5
|
1.0
|
N
|
B:GLY186
|
4.8
|
27.7
|
1.0
|
C
|
B:CYS184
|
4.9
|
24.8
|
1.0
|
CD1
|
B:TRP178
|
5.0
|
29.1
|
1.0
|
|
Iron binding site 3 out
of 4 in 8fgs
Go back to
Iron Binding Sites List in 8fgs
Iron binding site 3 out
of 4 in the Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine
![](/pictures/FE/pdb/fg/8fgs-FE-sphere_03.jpg) Mono view
![](/pictures/FE/pdb/fg/8fgs-FE-sphere_03_stereo.jpg) Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Fe501
b:36.6
occ:1.00
|
FE
|
C:HEM501
|
0.0
|
36.6
|
1.0
|
ND
|
C:HEM501
|
2.1
|
37.7
|
1.0
|
NB
|
C:HEM501
|
2.1
|
41.3
|
1.0
|
NC
|
C:HEM501
|
2.1
|
41.9
|
1.0
|
NA
|
C:HEM501
|
2.1
|
37.4
|
1.0
|
SG
|
C:CYS184
|
2.3
|
35.7
|
1.0
|
C4D
|
C:HEM501
|
3.0
|
42.8
|
1.0
|
C4B
|
C:HEM501
|
3.1
|
44.1
|
1.0
|
C1C
|
C:HEM501
|
3.1
|
45.9
|
1.0
|
C1D
|
C:HEM501
|
3.1
|
40.0
|
1.0
|
C1A
|
C:HEM501
|
3.1
|
38.1
|
1.0
|
C1B
|
C:HEM501
|
3.1
|
39.9
|
1.0
|
C4C
|
C:HEM501
|
3.1
|
41.8
|
1.0
|
C4A
|
C:HEM501
|
3.2
|
34.5
|
1.0
|
CB
|
C:CYS184
|
3.4
|
35.5
|
1.0
|
CHC
|
C:HEM501
|
3.4
|
40.7
|
1.0
|
CHA
|
C:HEM501
|
3.4
|
35.1
|
1.0
|
CHD
|
C:HEM501
|
3.5
|
39.1
|
1.0
|
CHB
|
C:HEM501
|
3.5
|
32.4
|
1.0
|
CA
|
C:CYS184
|
4.1
|
32.8
|
1.0
|
C03
|
C:XVF503
|
4.2
|
46.2
|
1.0
|
C3D
|
C:HEM501
|
4.3
|
40.8
|
1.0
|
C3B
|
C:HEM501
|
4.3
|
40.7
|
1.0
|
C2D
|
C:HEM501
|
4.3
|
34.7
|
1.0
|
C2B
|
C:HEM501
|
4.3
|
40.4
|
1.0
|
C2C
|
C:HEM501
|
4.3
|
48.0
|
1.0
|
C04
|
C:XVF503
|
4.3
|
52.6
|
1.0
|
C3C
|
C:HEM501
|
4.3
|
41.4
|
1.0
|
C2A
|
C:HEM501
|
4.3
|
46.2
|
1.0
|
C3A
|
C:HEM501
|
4.4
|
34.1
|
1.0
|
NE1
|
C:TRP178
|
4.4
|
38.3
|
1.0
|
C07
|
C:XVF503
|
4.6
|
51.4
|
1.0
|
C02
|
C:XVF503
|
4.6
|
43.8
|
1.0
|
N
|
C:GLY186
|
4.8
|
35.1
|
1.0
|
C
|
C:CYS184
|
4.9
|
32.7
|
1.0
|
C05
|
C:XVF503
|
4.9
|
66.4
|
1.0
|
N
|
C:VAL185
|
5.0
|
32.3
|
1.0
|
CD1
|
C:TRP178
|
5.0
|
36.4
|
1.0
|
|
Iron binding site 4 out
of 4 in 8fgs
Go back to
Iron Binding Sites List in 8fgs
Iron binding site 4 out
of 4 in the Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine
![](/pictures/FE/pdb/fg/8fgs-FE-sphere_04.jpg) Mono view
![](/pictures/FE/pdb/fg/8fgs-FE-sphere_04_stereo.jpg) Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Structure of Human Endothelial Nitric Oxide Synthase Heme Domain in Complex with 6-(5-(2-(Diethylamino)Ethyl)-2,3-Difluorophenethyl)-4- Methylpyridin-2-Amine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Fe501
b:26.0
occ:1.00
|
FE
|
D:HEM501
|
0.0
|
26.0
|
1.0
|
ND
|
D:HEM501
|
2.0
|
27.4
|
1.0
|
NA
|
D:HEM501
|
2.1
|
27.9
|
1.0
|
NB
|
D:HEM501
|
2.1
|
24.7
|
1.0
|
NC
|
D:HEM501
|
2.1
|
24.3
|
1.0
|
SG
|
D:CYS184
|
2.4
|
27.2
|
1.0
|
C4D
|
D:HEM501
|
3.0
|
27.7
|
1.0
|
C4A
|
D:HEM501
|
3.0
|
27.1
|
1.0
|
C1A
|
D:HEM501
|
3.1
|
31.6
|
1.0
|
C1D
|
D:HEM501
|
3.1
|
29.2
|
1.0
|
C4C
|
D:HEM501
|
3.1
|
26.4
|
1.0
|
C1B
|
D:HEM501
|
3.1
|
29.3
|
1.0
|
C4B
|
D:HEM501
|
3.1
|
24.8
|
1.0
|
C1C
|
D:HEM501
|
3.1
|
30.0
|
1.0
|
CB
|
D:CYS184
|
3.4
|
25.2
|
1.0
|
CHB
|
D:HEM501
|
3.4
|
26.1
|
1.0
|
CHA
|
D:HEM501
|
3.4
|
29.2
|
1.0
|
CHD
|
D:HEM501
|
3.5
|
27.1
|
1.0
|
CHC
|
D:HEM501
|
3.5
|
29.9
|
1.0
|
CA
|
D:CYS184
|
4.1
|
23.6
|
1.0
|
C03
|
D:XVF503
|
4.2
|
27.2
|
1.0
|
C3D
|
D:HEM501
|
4.3
|
28.3
|
1.0
|
C3A
|
D:HEM501
|
4.3
|
35.2
|
1.0
|
C2A
|
D:HEM501
|
4.3
|
34.6
|
1.0
|
C2D
|
D:HEM501
|
4.3
|
32.4
|
1.0
|
F16
|
D:XVF503
|
4.3
|
65.1
|
1.0
|
NE1
|
D:TRP178
|
4.3
|
27.4
|
1.0
|
C2B
|
D:HEM501
|
4.3
|
28.0
|
1.0
|
C3C
|
D:HEM501
|
4.3
|
27.2
|
1.0
|
C2C
|
D:HEM501
|
4.4
|
27.6
|
1.0
|
C3B
|
D:HEM501
|
4.4
|
24.4
|
1.0
|
C04
|
D:XVF503
|
4.4
|
32.3
|
1.0
|
C07
|
D:XVF503
|
4.6
|
24.3
|
1.0
|
N
|
D:GLY186
|
4.7
|
25.4
|
1.0
|
C02
|
D:XVF503
|
4.7
|
31.1
|
1.0
|
C
|
D:CYS184
|
4.8
|
27.6
|
1.0
|
N
|
D:VAL185
|
5.0
|
29.4
|
1.0
|
CD1
|
D:TRP178
|
5.0
|
28.5
|
1.0
|
|
Reference:
D.Vasu,
H.T.Do,
H.Li,
C.D.Hardy,
A.Awasthi,
T.L.Poulos,
R.B.Silverman.
Potent, Selective, and Membrane Permeable 2-Amino-4-Substituted Pyridine-Based Neuronal Nitric Oxide Synthase Inhibitors. J.Med.Chem. V. 66 9934 2023.
ISSN: ISSN 0022-2623
PubMed: 37433128
DOI: 10.1021/ACS.JMEDCHEM.3C00782
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