Iron in PDB 6pox: Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine
Enzymatic activity of Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine
All present enzymatic activity of Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine:
1.14.13.39;
Protein crystallography data
The structure of Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine, PDB code: 6pox
was solved by
G.Chreifi,
H.Li,
T.L.Poulos,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
39.15 /
2.20
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
59.716,
152.572,
108.711,
90.00,
90.89,
90.00
|
R / Rfree (%)
|
18.9 /
24.2
|
Other elements in 6pox:
The structure of Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine also contains other interesting chemical elements:
Iron Binding Sites:
The binding sites of Iron atom in the Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine
(pdb code 6pox). 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 Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine, PDB code: 6pox:
Jump to Iron binding site number:
1;
2;
3;
4;
Iron binding site 1 out
of 4 in 6pox
Go back to
Iron Binding Sites List in 6pox
Iron binding site 1 out
of 4 in the Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine
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 Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe501
b:47.9
occ:1.00
|
FE
|
A:HEM501
|
0.0
|
47.9
|
1.0
|
NA
|
A:HEM501
|
2.1
|
58.5
|
1.0
|
ND
|
A:HEM501
|
2.1
|
61.5
|
1.0
|
NC
|
A:HEM501
|
2.1
|
68.4
|
1.0
|
NB
|
A:HEM501
|
2.1
|
54.4
|
1.0
|
SG
|
A:CYS184
|
2.4
|
41.0
|
1.0
|
C1B
|
A:HEM501
|
3.1
|
52.0
|
1.0
|
C4A
|
A:HEM501
|
3.1
|
58.6
|
1.0
|
C1D
|
A:HEM501
|
3.1
|
70.5
|
1.0
|
C4D
|
A:HEM501
|
3.1
|
59.4
|
1.0
|
C1A
|
A:HEM501
|
3.1
|
49.5
|
1.0
|
C4C
|
A:HEM501
|
3.1
|
72.3
|
1.0
|
C4B
|
A:HEM501
|
3.1
|
60.0
|
1.0
|
C1C
|
A:HEM501
|
3.1
|
65.5
|
1.0
|
CB
|
A:CYS184
|
3.4
|
42.9
|
1.0
|
CHB
|
A:HEM501
|
3.5
|
54.6
|
1.0
|
CHD
|
A:HEM501
|
3.5
|
73.9
|
1.0
|
CHA
|
A:HEM501
|
3.5
|
51.8
|
1.0
|
CHC
|
A:HEM501
|
3.5
|
63.3
|
1.0
|
C04
|
A:OSJ503
|
3.9
|
53.3
|
1.0
|
C05
|
A:OSJ503
|
4.0
|
57.1
|
1.0
|
CA
|
A:CYS184
|
4.1
|
43.3
|
1.0
|
C11
|
A:OSJ503
|
4.2
|
58.4
|
1.0
|
C06
|
A:OSJ503
|
4.3
|
63.4
|
1.0
|
C2B
|
A:HEM501
|
4.3
|
53.1
|
1.0
|
C2D
|
A:HEM501
|
4.3
|
67.6
|
1.0
|
C3D
|
A:HEM501
|
4.3
|
65.1
|
1.0
|
C3A
|
A:HEM501
|
4.3
|
58.4
|
1.0
|
C3B
|
A:HEM501
|
4.3
|
54.5
|
1.0
|
C03
|
A:OSJ503
|
4.3
|
52.9
|
1.0
|
C2A
|
A:HEM501
|
4.3
|
62.5
|
1.0
|
C3C
|
A:HEM501
|
4.4
|
68.9
|
1.0
|
NE1
|
A:TRP178
|
4.4
|
49.0
|
1.0
|
C2C
|
A:HEM501
|
4.4
|
64.8
|
1.0
|
C10
|
A:OSJ503
|
4.4
|
54.8
|
1.0
|
C02
|
A:OSJ503
|
4.7
|
52.3
|
1.0
|
N01
|
A:OSJ503
|
4.8
|
54.2
|
1.0
|
C
|
A:CYS184
|
4.9
|
44.8
|
1.0
|
N
|
A:GLY186
|
4.9
|
51.4
|
1.0
|
N
|
A:VAL185
|
4.9
|
42.3
|
1.0
|
C07
|
A:OSJ503
|
5.0
|
63.4
|
1.0
|
CD1
|
A:TRP178
|
5.0
|
43.4
|
1.0
|
|
Iron binding site 2 out
of 4 in 6pox
Go back to
Iron Binding Sites List in 6pox
Iron binding site 2 out
of 4 in the Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine
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 Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Fe501
b:30.2
occ:1.00
|
FE
|
B:HEM501
|
0.0
|
30.2
|
1.0
|
NA
|
B:HEM501
|
2.1
|
33.0
|
1.0
|
ND
|
B:HEM501
|
2.1
|
32.0
|
1.0
|
NB
|
B:HEM501
|
2.1
|
32.6
|
1.0
|
NC
|
B:HEM501
|
2.1
|
33.5
|
1.0
|
SG
|
B:CYS184
|
2.3
|
25.4
|
1.0
|
C4A
|
B:HEM501
|
3.0
|
37.0
|
1.0
|
C1B
|
B:HEM501
|
3.0
|
33.8
|
1.0
|
C4C
|
B:HEM501
|
3.1
|
30.3
|
1.0
|
C1D
|
B:HEM501
|
3.1
|
35.5
|
1.0
|
C1A
|
B:HEM501
|
3.1
|
31.5
|
1.0
|
C4D
|
B:HEM501
|
3.1
|
40.6
|
1.0
|
C1C
|
B:HEM501
|
3.2
|
34.9
|
1.0
|
C4B
|
B:HEM501
|
3.2
|
33.0
|
1.0
|
CHB
|
B:HEM501
|
3.4
|
34.7
|
1.0
|
CB
|
B:CYS184
|
3.4
|
28.9
|
1.0
|
CHD
|
B:HEM501
|
3.4
|
26.6
|
1.0
|
CHA
|
B:HEM501
|
3.5
|
32.4
|
1.0
|
CHC
|
B:HEM501
|
3.6
|
26.4
|
1.0
|
C05
|
B:OSJ503
|
3.9
|
34.7
|
1.0
|
C04
|
B:OSJ503
|
3.9
|
41.7
|
1.0
|
CA
|
B:CYS184
|
4.0
|
30.7
|
1.0
|
C06
|
B:OSJ503
|
4.3
|
32.4
|
1.0
|
C2B
|
B:HEM501
|
4.3
|
34.5
|
1.0
|
C3A
|
B:HEM501
|
4.3
|
37.0
|
1.0
|
C10
|
B:OSJ503
|
4.3
|
36.7
|
1.0
|
C03
|
B:OSJ503
|
4.3
|
35.1
|
1.0
|
C2A
|
B:HEM501
|
4.3
|
40.0
|
1.0
|
C2D
|
B:HEM501
|
4.3
|
37.3
|
1.0
|
C3D
|
B:HEM501
|
4.3
|
38.5
|
1.0
|
NE1
|
B:TRP178
|
4.3
|
24.3
|
1.0
|
C11
|
B:OSJ503
|
4.3
|
36.7
|
1.0
|
C3C
|
B:HEM501
|
4.3
|
38.4
|
1.0
|
C3B
|
B:HEM501
|
4.4
|
35.4
|
1.0
|
C2C
|
B:HEM501
|
4.4
|
34.5
|
1.0
|
C02
|
B:OSJ503
|
4.6
|
35.8
|
1.0
|
N01
|
B:OSJ503
|
4.6
|
34.9
|
1.0
|
N
|
B:GLY186
|
4.8
|
31.5
|
1.0
|
C
|
B:CYS184
|
4.8
|
26.4
|
1.0
|
C07
|
B:OSJ503
|
4.9
|
35.5
|
1.0
|
C09
|
B:OSJ503
|
4.9
|
38.8
|
1.0
|
N
|
B:VAL185
|
4.9
|
37.9
|
1.0
|
|
Iron binding site 3 out
of 4 in 6pox
Go back to
Iron Binding Sites List in 6pox
Iron binding site 3 out
of 4 in the Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Fe501
b:42.6
occ:1.00
|
FE
|
C:HEM501
|
0.0
|
42.6
|
1.0
|
ND
|
C:HEM501
|
2.1
|
47.6
|
1.0
|
NC
|
C:HEM501
|
2.1
|
50.5
|
1.0
|
NA
|
C:HEM501
|
2.1
|
50.8
|
1.0
|
NB
|
C:HEM501
|
2.1
|
48.2
|
1.0
|
SG
|
C:CYS184
|
2.3
|
37.1
|
1.0
|
C4D
|
C:HEM501
|
3.1
|
47.4
|
1.0
|
C4C
|
C:HEM501
|
3.1
|
47.0
|
1.0
|
C1C
|
C:HEM501
|
3.1
|
58.6
|
1.0
|
C1D
|
C:HEM501
|
3.1
|
47.0
|
1.0
|
C1A
|
C:HEM501
|
3.1
|
49.8
|
1.0
|
C4B
|
C:HEM501
|
3.1
|
51.1
|
1.0
|
C4A
|
C:HEM501
|
3.2
|
50.1
|
1.0
|
C1B
|
C:HEM501
|
3.2
|
49.9
|
1.0
|
CB
|
C:CYS184
|
3.3
|
32.0
|
1.0
|
CHA
|
C:HEM501
|
3.4
|
41.0
|
1.0
|
CHD
|
C:HEM501
|
3.4
|
42.7
|
1.0
|
CHC
|
C:HEM501
|
3.5
|
53.9
|
1.0
|
CHB
|
C:HEM501
|
3.5
|
41.8
|
1.0
|
C04
|
C:OSJ503
|
3.9
|
48.5
|
1.0
|
C05
|
C:OSJ503
|
3.9
|
53.7
|
1.0
|
CA
|
C:CYS184
|
4.1
|
30.1
|
1.0
|
C11
|
C:OSJ503
|
4.2
|
44.1
|
1.0
|
C03
|
C:OSJ503
|
4.3
|
47.4
|
1.0
|
C06
|
C:OSJ503
|
4.3
|
52.5
|
1.0
|
C3C
|
C:HEM501
|
4.3
|
49.7
|
1.0
|
C3D
|
C:HEM501
|
4.3
|
42.6
|
1.0
|
C2C
|
C:HEM501
|
4.3
|
57.0
|
1.0
|
C2D
|
C:HEM501
|
4.3
|
36.2
|
1.0
|
C10
|
C:OSJ503
|
4.3
|
50.8
|
1.0
|
C3A
|
C:HEM501
|
4.4
|
55.4
|
1.0
|
C2A
|
C:HEM501
|
4.4
|
59.0
|
1.0
|
C3B
|
C:HEM501
|
4.4
|
48.6
|
1.0
|
C2B
|
C:HEM501
|
4.4
|
46.1
|
1.0
|
NE1
|
C:TRP178
|
4.4
|
48.6
|
1.0
|
C02
|
C:OSJ503
|
4.6
|
47.4
|
1.0
|
N01
|
C:OSJ503
|
4.7
|
47.7
|
1.0
|
C
|
C:CYS184
|
4.9
|
31.9
|
1.0
|
C07
|
C:OSJ503
|
4.9
|
51.9
|
1.0
|
N
|
C:GLY186
|
5.0
|
39.4
|
1.0
|
N
|
C:VAL185
|
5.0
|
34.2
|
1.0
|
|
Iron binding site 4 out
of 4 in 6pox
Go back to
Iron Binding Sites List in 6pox
Iron binding site 4 out
of 4 in the Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Structure of Human Endothelialnitric Oxide Synthase Heme Domain in Complex with 7-(3-(Aminomethyl)-4-Ethoxyphenyl)-4-Methylquinolin-2- Amine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Fe501
b:27.8
occ:1.00
|
FE
|
D:HEM501
|
0.0
|
27.8
|
1.0
|
NA
|
D:HEM501
|
2.1
|
34.2
|
1.0
|
ND
|
D:HEM501
|
2.1
|
35.4
|
1.0
|
NC
|
D:HEM501
|
2.1
|
29.5
|
1.0
|
NB
|
D:HEM501
|
2.1
|
34.2
|
1.0
|
SG
|
D:CYS184
|
2.3
|
23.4
|
1.0
|
C4A
|
D:HEM501
|
3.1
|
28.2
|
1.0
|
C1D
|
D:HEM501
|
3.1
|
36.8
|
1.0
|
C1B
|
D:HEM501
|
3.1
|
36.3
|
1.0
|
C4C
|
D:HEM501
|
3.1
|
30.1
|
1.0
|
C1A
|
D:HEM501
|
3.1
|
29.5
|
1.0
|
C4D
|
D:HEM501
|
3.1
|
31.9
|
1.0
|
C1C
|
D:HEM501
|
3.1
|
34.2
|
1.0
|
C4B
|
D:HEM501
|
3.2
|
28.8
|
1.0
|
CB
|
D:CYS184
|
3.2
|
25.9
|
1.0
|
CHB
|
D:HEM501
|
3.4
|
24.4
|
1.0
|
CHD
|
D:HEM501
|
3.4
|
32.6
|
1.0
|
CHA
|
D:HEM501
|
3.5
|
27.8
|
1.0
|
CHC
|
D:HEM501
|
3.5
|
32.5
|
1.0
|
C04
|
D:OSJ503
|
3.9
|
46.5
|
1.0
|
C05
|
D:OSJ503
|
4.0
|
45.1
|
1.0
|
CA
|
D:CYS184
|
4.0
|
22.9
|
1.0
|
C03
|
D:OSJ503
|
4.3
|
41.5
|
1.0
|
C3A
|
D:HEM501
|
4.3
|
33.1
|
1.0
|
C2A
|
D:HEM501
|
4.3
|
36.3
|
1.0
|
C2D
|
D:HEM501
|
4.3
|
36.6
|
1.0
|
C3C
|
D:HEM501
|
4.3
|
37.9
|
1.0
|
C2B
|
D:HEM501
|
4.3
|
37.0
|
1.0
|
C3D
|
D:HEM501
|
4.3
|
33.0
|
1.0
|
C2C
|
D:HEM501
|
4.3
|
36.5
|
1.0
|
C11
|
D:OSJ503
|
4.3
|
44.9
|
1.0
|
C3B
|
D:HEM501
|
4.4
|
35.5
|
1.0
|
C06
|
D:OSJ503
|
4.4
|
40.1
|
1.0
|
NE1
|
D:TRP178
|
4.4
|
26.2
|
1.0
|
C10
|
D:OSJ503
|
4.4
|
44.2
|
1.0
|
C02
|
D:OSJ503
|
4.6
|
40.2
|
1.0
|
N01
|
D:OSJ503
|
4.7
|
35.5
|
1.0
|
C
|
D:CYS184
|
4.7
|
28.2
|
1.0
|
N
|
D:GLY186
|
4.7
|
26.6
|
1.0
|
N
|
D:VAL185
|
4.9
|
29.8
|
1.0
|
CD1
|
D:TRP178
|
5.0
|
29.1
|
1.0
|
|
Reference:
M.A.Cinelli,
C.T.Reidl,
H.Li,
G.Chreifi,
T.L.Poulos,
R.B.Silverman.
First Contact: 7-Phenyl-2-Aminoquinolines, Potent and Selective Neuronal Nitric Oxide Synthase Inhibitors That Target An Isoform-Specific Aspartate. J.Med.Chem. 2020.
ISSN: ISSN 0022-2623
PubMed: 32302123
DOI: 10.1021/ACS.JMEDCHEM.9B01573
Page generated: Wed Aug 7 06:23:19 2024
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