Iron in PDB 2fdw: Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound
Enzymatic activity of Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound
All present enzymatic activity of Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound:
1.14.14.1;
Protein crystallography data
The structure of Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound, PDB code: 2fdw
was solved by
J.K.Yano,
C.D.Stout,
E.F.Johnson,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
34.59 /
2.05
|
Space group
|
P 1 21 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
69.746,
157.564,
103.789,
90.00,
91.88,
90.00
|
R / Rfree (%)
|
20.5 /
24.1
|
Iron Binding Sites:
The binding sites of Iron atom in the Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound
(pdb code 2fdw). This binding sites where shown within
5.0 Angstroms radius around Iron atom.
In total 4 binding sites of Iron where determined in the
Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound, PDB code: 2fdw:
Jump to Iron binding site number:
1;
2;
3;
4;
Iron binding site 1 out
of 4 in 2fdw
Go back to
Iron Binding Sites List in 2fdw
Iron binding site 1 out
of 4 in the Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 1 of Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Fe500
b:24.5
occ:1.00
|
FE
|
A:HEM500
|
0.0
|
24.5
|
1.0
|
NC
|
A:HEM500
|
2.0
|
24.2
|
1.0
|
NA
|
A:HEM500
|
2.1
|
22.9
|
1.0
|
NB
|
A:HEM500
|
2.1
|
23.6
|
1.0
|
ND
|
A:HEM500
|
2.1
|
22.8
|
1.0
|
SG
|
A:CYS439
|
2.3
|
25.6
|
1.0
|
N_2
|
A:D3G501
|
2.3
|
23.8
|
1.0
|
C1C
|
A:HEM500
|
3.0
|
23.8
|
1.0
|
C1D
|
A:HEM500
|
3.0
|
25.1
|
1.0
|
C4B
|
A:HEM500
|
3.0
|
23.4
|
1.0
|
C4A
|
A:HEM500
|
3.0
|
25.0
|
1.0
|
C10
|
A:D3G501
|
3.1
|
28.0
|
1.0
|
C1B
|
A:HEM500
|
3.1
|
24.0
|
1.0
|
C4C
|
A:HEM500
|
3.1
|
24.6
|
1.0
|
C4D
|
A:HEM500
|
3.1
|
24.1
|
1.0
|
C1A
|
A:HEM500
|
3.1
|
23.0
|
1.0
|
CHC
|
A:HEM500
|
3.3
|
21.9
|
1.0
|
CHD
|
A:HEM500
|
3.3
|
22.9
|
1.0
|
CHB
|
A:HEM500
|
3.3
|
23.0
|
1.0
|
CB
|
A:CYS439
|
3.4
|
26.8
|
1.0
|
CHA
|
A:HEM500
|
3.4
|
22.1
|
1.0
|
CA
|
A:CYS439
|
4.2
|
28.0
|
1.0
|
C2C
|
A:HEM500
|
4.2
|
23.1
|
1.0
|
C2D
|
A:HEM500
|
4.2
|
24.3
|
1.0
|
C3A
|
A:HEM500
|
4.3
|
23.1
|
1.0
|
C3C
|
A:HEM500
|
4.3
|
22.4
|
1.0
|
C3D
|
A:HEM500
|
4.3
|
22.5
|
1.0
|
C3B
|
A:HEM500
|
4.3
|
22.9
|
1.0
|
C2A
|
A:HEM500
|
4.3
|
23.6
|
1.0
|
C2B
|
A:HEM500
|
4.3
|
23.3
|
1.0
|
C_9
|
A:D3G501
|
4.5
|
29.7
|
1.0
|
O
|
A:GLY301
|
4.9
|
29.6
|
1.0
|
N
|
A:GLY441
|
5.0
|
26.6
|
1.0
|
|
Iron binding site 2 out
of 4 in 2fdw
Go back to
Iron Binding Sites List in 2fdw
Iron binding site 2 out
of 4 in the Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 2 of Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Fe500
b:29.3
occ:1.00
|
FE
|
B:HEM500
|
0.0
|
29.3
|
1.0
|
NC
|
B:HEM500
|
2.0
|
29.5
|
1.0
|
NB
|
B:HEM500
|
2.1
|
28.5
|
1.0
|
NA
|
B:HEM500
|
2.1
|
29.8
|
1.0
|
ND
|
B:HEM500
|
2.1
|
30.7
|
1.0
|
N_2
|
B:D3G501
|
2.2
|
30.5
|
1.0
|
SG
|
B:CYS439
|
2.3
|
30.7
|
1.0
|
C1C
|
B:HEM500
|
3.0
|
30.9
|
1.0
|
C4B
|
B:HEM500
|
3.0
|
29.1
|
1.0
|
C1D
|
B:HEM500
|
3.0
|
30.9
|
1.0
|
C4A
|
B:HEM500
|
3.0
|
30.8
|
1.0
|
C1B
|
B:HEM500
|
3.0
|
29.6
|
1.0
|
C4C
|
B:HEM500
|
3.1
|
30.3
|
1.0
|
C4D
|
B:HEM500
|
3.1
|
31.7
|
1.0
|
C1A
|
B:HEM500
|
3.1
|
29.6
|
1.0
|
C10
|
B:D3G501
|
3.1
|
31.7
|
1.0
|
CHC
|
B:HEM500
|
3.3
|
28.9
|
1.0
|
CHB
|
B:HEM500
|
3.3
|
27.3
|
1.0
|
CHD
|
B:HEM500
|
3.3
|
30.4
|
1.0
|
CB
|
B:CYS439
|
3.4
|
31.3
|
1.0
|
CHA
|
B:HEM500
|
3.4
|
31.8
|
1.0
|
C2C
|
B:HEM500
|
4.2
|
31.9
|
1.0
|
C2D
|
B:HEM500
|
4.2
|
31.2
|
1.0
|
C3B
|
B:HEM500
|
4.3
|
27.5
|
1.0
|
C3A
|
B:HEM500
|
4.3
|
27.7
|
1.0
|
C3C
|
B:HEM500
|
4.3
|
31.1
|
1.0
|
CA
|
B:CYS439
|
4.3
|
32.2
|
1.0
|
C3D
|
B:HEM500
|
4.3
|
32.4
|
1.0
|
C2B
|
B:HEM500
|
4.3
|
27.7
|
1.0
|
C2A
|
B:HEM500
|
4.3
|
29.5
|
1.0
|
C_9
|
B:D3G501
|
4.5
|
31.8
|
1.0
|
O
|
B:GLY301
|
4.7
|
41.6
|
1.0
|
|
Iron binding site 3 out
of 4 in 2fdw
Go back to
Iron Binding Sites List in 2fdw
Iron binding site 3 out
of 4 in the Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 3 of Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Fe500
b:27.0
occ:1.00
|
FE
|
C:HEM500
|
0.0
|
27.0
|
1.0
|
NB
|
C:HEM500
|
2.0
|
25.6
|
1.0
|
NC
|
C:HEM500
|
2.1
|
25.2
|
1.0
|
ND
|
C:HEM500
|
2.1
|
26.9
|
1.0
|
NA
|
C:HEM500
|
2.1
|
24.7
|
1.0
|
N_2
|
C:D3G501
|
2.3
|
26.6
|
1.0
|
SG
|
C:CYS439
|
2.3
|
26.7
|
1.0
|
C10
|
C:D3G501
|
3.0
|
26.0
|
1.0
|
C1C
|
C:HEM500
|
3.0
|
25.9
|
1.0
|
C4B
|
C:HEM500
|
3.0
|
26.1
|
1.0
|
C1D
|
C:HEM500
|
3.0
|
26.7
|
1.0
|
C1B
|
C:HEM500
|
3.0
|
26.4
|
1.0
|
C4D
|
C:HEM500
|
3.1
|
26.4
|
1.0
|
C4C
|
C:HEM500
|
3.1
|
24.9
|
1.0
|
C4A
|
C:HEM500
|
3.1
|
24.5
|
1.0
|
C1A
|
C:HEM500
|
3.1
|
23.7
|
1.0
|
CHC
|
C:HEM500
|
3.3
|
25.5
|
1.0
|
CHD
|
C:HEM500
|
3.3
|
23.9
|
1.0
|
CHB
|
C:HEM500
|
3.3
|
24.6
|
1.0
|
CB
|
C:CYS439
|
3.4
|
26.2
|
1.0
|
CHA
|
C:HEM500
|
3.4
|
23.8
|
1.0
|
C2C
|
C:HEM500
|
4.2
|
25.4
|
1.0
|
C2D
|
C:HEM500
|
4.2
|
25.9
|
1.0
|
C3B
|
C:HEM500
|
4.3
|
26.2
|
1.0
|
C3D
|
C:HEM500
|
4.3
|
25.4
|
1.0
|
C3C
|
C:HEM500
|
4.3
|
26.6
|
1.0
|
C2B
|
C:HEM500
|
4.3
|
24.8
|
1.0
|
C3A
|
C:HEM500
|
4.3
|
25.1
|
1.0
|
CA
|
C:CYS439
|
4.3
|
27.8
|
1.0
|
C2A
|
C:HEM500
|
4.3
|
24.1
|
1.0
|
C_9
|
C:D3G501
|
4.4
|
26.6
|
1.0
|
O
|
C:GLY301
|
4.8
|
29.1
|
1.0
|
N
|
C:GLY441
|
5.0
|
29.5
|
1.0
|
|
Iron binding site 4 out
of 4 in 2fdw
Go back to
Iron Binding Sites List in 2fdw
Iron binding site 4 out
of 4 in the Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound
Mono view
Stereo pair view
|
A full contact list of Iron with other atoms in the Fe binding
site number 4 of Crystal Structure of Human Microsomal P450 2A6 with the Inhibitor (5-(Pyridin-3-Yl)Furan-2-Yl)Methanamine Bound within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Fe500
b:25.6
occ:1.00
|
FE
|
D:HEM500
|
0.0
|
25.6
|
1.0
|
NC
|
D:HEM500
|
2.0
|
25.1
|
1.0
|
NB
|
D:HEM500
|
2.1
|
25.1
|
1.0
|
ND
|
D:HEM500
|
2.1
|
26.1
|
1.0
|
NA
|
D:HEM500
|
2.1
|
23.0
|
1.0
|
SG
|
D:CYS439
|
2.3
|
28.1
|
1.0
|
N_2
|
D:D3G501
|
2.3
|
23.1
|
1.0
|
C1C
|
D:HEM500
|
3.0
|
25.6
|
1.0
|
C4B
|
D:HEM500
|
3.0
|
24.9
|
1.0
|
C1D
|
D:HEM500
|
3.0
|
25.6
|
1.0
|
C1B
|
D:HEM500
|
3.1
|
23.5
|
1.0
|
C4D
|
D:HEM500
|
3.1
|
24.8
|
1.0
|
C4C
|
D:HEM500
|
3.1
|
25.6
|
1.0
|
C4A
|
D:HEM500
|
3.1
|
21.4
|
1.0
|
C1A
|
D:HEM500
|
3.1
|
23.5
|
1.0
|
C10
|
D:D3G501
|
3.1
|
21.6
|
1.0
|
CHC
|
D:HEM500
|
3.3
|
22.6
|
1.0
|
CHD
|
D:HEM500
|
3.3
|
25.3
|
1.0
|
CHB
|
D:HEM500
|
3.3
|
22.4
|
1.0
|
CB
|
D:CYS439
|
3.4
|
26.8
|
1.0
|
CHA
|
D:HEM500
|
3.4
|
23.1
|
1.0
|
C2C
|
D:HEM500
|
4.2
|
24.6
|
1.0
|
C2D
|
D:HEM500
|
4.2
|
26.4
|
1.0
|
CA
|
D:CYS439
|
4.2
|
28.3
|
1.0
|
C3C
|
D:HEM500
|
4.3
|
26.6
|
1.0
|
C3B
|
D:HEM500
|
4.3
|
23.6
|
1.0
|
C3D
|
D:HEM500
|
4.3
|
25.3
|
1.0
|
C3A
|
D:HEM500
|
4.3
|
22.8
|
1.0
|
C2B
|
D:HEM500
|
4.3
|
23.3
|
1.0
|
C2A
|
D:HEM500
|
4.3
|
22.8
|
1.0
|
C_9
|
D:D3G501
|
4.5
|
24.1
|
1.0
|
O
|
D:GLY301
|
4.6
|
30.7
|
1.0
|
|
Reference:
J.K.Yano,
T.T.Denton,
M.A.Cerny,
X.Zhang,
E.F.Johnson,
J.R.Cashman.
Synthetic Inhibitors of Cytochrome P-450 2A6: Inhibitory Activity, Difference Spectra, Mechanism of Inhibition, and Protein Cocrystallization. J.Med.Chem. V. 49 6987 2006.
ISSN: ISSN 0022-2623
PubMed: 17125252
DOI: 10.1021/JM060519R
Page generated: Sat Aug 3 21:18:08 2024
|