Magnesium in PDB 6c7d: Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide
Enzymatic activity of Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide
All present enzymatic activity of Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide:
3.1.4.17;
Protein crystallography data
The structure of Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide, PDB code: 6c7d
was solved by
R.Xu,
K.Aertgeerts,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
65.84 /
1.79
|
Space group
|
P 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
55.914,
73.703,
91.108,
109.56,
91.24,
91.03
|
R / Rfree (%)
|
18.7 /
23.2
|
Other elements in 6c7d:
The structure of Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide also contains other interesting chemical elements:
Magnesium Binding Sites:
The binding sites of Magnesium atom in the Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide
(pdb code 6c7d). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 4 binding sites of Magnesium where determined in the
Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide, PDB code: 6c7d:
Jump to Magnesium binding site number:
1;
2;
3;
4;
Magnesium binding site 1 out
of 4 in 6c7d
Go back to
Magnesium Binding Sites List in 6c7d
Magnesium binding site 1 out
of 4 in the Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg2003
b:15.2
occ:1.00
|
OD1
|
A:ASP697
|
2.0
|
15.5
|
1.0
|
O
|
A:HOH2152
|
2.1
|
17.3
|
1.0
|
O
|
A:HOH2114
|
2.1
|
16.8
|
1.0
|
O
|
A:HOH2125
|
2.1
|
16.1
|
1.0
|
O
|
A:HOH2222
|
2.1
|
12.0
|
1.0
|
O
|
A:HOH2182
|
2.2
|
14.7
|
1.0
|
CG
|
A:ASP697
|
3.1
|
15.2
|
1.0
|
OD2
|
A:ASP697
|
3.4
|
21.0
|
1.0
|
ZN
|
A:ZN2002
|
4.0
|
19.9
|
1.0
|
OE2
|
A:GLU727
|
4.0
|
22.2
|
1.0
|
OG1
|
A:THR768
|
4.1
|
17.8
|
1.0
|
NE2
|
A:HIS730
|
4.1
|
17.9
|
1.0
|
O
|
A:HOH2211
|
4.2
|
16.1
|
1.0
|
O
|
A:HIS696
|
4.2
|
16.1
|
1.0
|
CD2
|
A:HIS696
|
4.2
|
17.3
|
1.0
|
O
|
A:HOH2158
|
4.2
|
17.5
|
1.0
|
CD2
|
A:HIS730
|
4.2
|
18.1
|
1.0
|
CB
|
A:ASP697
|
4.4
|
12.8
|
1.0
|
C29
|
A:EOJ2001
|
4.4
|
20.7
|
1.0
|
CD2
|
A:HIS700
|
4.5
|
14.5
|
1.0
|
CB
|
A:THR768
|
4.5
|
20.4
|
1.0
|
O
|
A:THR768
|
4.5
|
17.8
|
1.0
|
NE2
|
A:HIS656
|
4.6
|
19.8
|
1.0
|
OD2
|
A:ASP808
|
4.6
|
21.8
|
1.0
|
NE2
|
A:HIS696
|
4.7
|
13.4
|
1.0
|
CG
|
A:GLU727
|
4.7
|
12.6
|
1.0
|
CD2
|
A:HIS656
|
4.7
|
14.6
|
1.0
|
CA
|
A:ASP697
|
4.7
|
14.6
|
1.0
|
NE2
|
A:HIS700
|
4.7
|
16.1
|
1.0
|
CD
|
A:GLU727
|
4.8
|
19.3
|
1.0
|
|
Magnesium binding site 2 out
of 4 in 6c7d
Go back to
Magnesium Binding Sites List in 6c7d
Magnesium binding site 2 out
of 4 in the Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg2003
b:18.2
occ:1.00
|
O
|
B:HOH2113
|
2.0
|
15.0
|
1.0
|
OD1
|
B:ASP697
|
2.1
|
15.4
|
1.0
|
O
|
B:HOH2161
|
2.2
|
14.3
|
1.0
|
O
|
B:HOH2193
|
2.2
|
14.9
|
1.0
|
O
|
B:HOH2110
|
2.2
|
14.8
|
1.0
|
O
|
B:HOH2107
|
2.4
|
17.9
|
1.0
|
CG
|
B:ASP697
|
3.1
|
15.3
|
1.0
|
OD2
|
B:ASP697
|
3.5
|
15.9
|
1.0
|
ZN
|
B:ZN2002
|
4.0
|
19.5
|
1.0
|
OE2
|
B:GLU727
|
4.0
|
19.7
|
1.0
|
OG1
|
B:THR768
|
4.1
|
16.1
|
1.0
|
O
|
B:HIS696
|
4.1
|
11.9
|
1.0
|
NE2
|
B:HIS730
|
4.1
|
13.8
|
1.0
|
CD2
|
B:HIS696
|
4.2
|
15.0
|
1.0
|
O
|
B:HOH2239
|
4.2
|
19.2
|
1.0
|
CD2
|
B:HIS730
|
4.3
|
14.4
|
1.0
|
O
|
B:HOH2180
|
4.3
|
15.2
|
1.0
|
CB
|
B:ASP697
|
4.4
|
15.6
|
1.0
|
CB
|
B:THR768
|
4.5
|
18.8
|
1.0
|
CD2
|
B:HIS700
|
4.6
|
13.2
|
1.0
|
O
|
B:THR768
|
4.6
|
15.7
|
1.0
|
OD2
|
B:ASP808
|
4.6
|
19.2
|
1.0
|
NE2
|
B:HIS656
|
4.6
|
21.3
|
1.0
|
NE2
|
B:HIS696
|
4.6
|
11.1
|
1.0
|
C29
|
B:EOJ2001
|
4.6
|
23.8
|
1.0
|
CA
|
B:ASP697
|
4.7
|
14.9
|
1.0
|
CD2
|
B:HIS656
|
4.8
|
15.0
|
1.0
|
CG
|
B:GLU727
|
4.8
|
12.3
|
1.0
|
CD
|
B:GLU727
|
4.8
|
17.0
|
1.0
|
O
|
B:HOH2160
|
4.9
|
25.3
|
1.0
|
NE2
|
B:HIS700
|
4.9
|
22.0
|
1.0
|
C
|
B:HIS696
|
4.9
|
18.1
|
1.0
|
|
Magnesium binding site 3 out
of 4 in 6c7d
Go back to
Magnesium Binding Sites List in 6c7d
Magnesium binding site 3 out
of 4 in the Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg2003
b:19.9
occ:1.00
|
OD1
|
C:ASP697
|
2.0
|
18.5
|
1.0
|
O
|
C:HOH2118
|
2.0
|
25.0
|
1.0
|
O
|
C:HOH2125
|
2.1
|
20.9
|
1.0
|
O
|
C:HOH2123
|
2.1
|
17.0
|
1.0
|
O
|
C:HOH2169
|
2.1
|
21.5
|
1.0
|
O
|
C:HOH2156
|
2.2
|
16.6
|
1.0
|
CG
|
C:ASP697
|
3.0
|
24.7
|
1.0
|
OD2
|
C:ASP697
|
3.4
|
20.8
|
1.0
|
ZN
|
C:ZN2002
|
4.0
|
24.1
|
1.0
|
OE2
|
C:GLU727
|
4.0
|
23.6
|
1.0
|
O
|
C:HOH2144
|
4.1
|
19.9
|
1.0
|
CD2
|
C:HIS696
|
4.1
|
22.0
|
1.0
|
NE2
|
C:HIS730
|
4.2
|
14.0
|
1.0
|
OG1
|
C:THR768
|
4.2
|
20.1
|
1.0
|
O
|
C:HOH2185
|
4.2
|
17.7
|
1.0
|
O
|
C:HIS696
|
4.2
|
19.3
|
1.0
|
CD2
|
C:HIS730
|
4.3
|
14.3
|
1.0
|
CB
|
C:ASP697
|
4.4
|
18.5
|
1.0
|
O
|
C:THR768
|
4.4
|
25.9
|
1.0
|
NE2
|
C:HIS656
|
4.5
|
21.0
|
1.0
|
CD2
|
C:HIS700
|
4.5
|
23.1
|
1.0
|
OD2
|
C:ASP808
|
4.5
|
24.4
|
1.0
|
CB
|
C:THR768
|
4.6
|
15.2
|
1.0
|
NE2
|
C:HIS696
|
4.6
|
17.5
|
1.0
|
C29
|
C:EOJ2001
|
4.6
|
24.3
|
1.0
|
O
|
C:HOH2120
|
4.7
|
32.4
|
1.0
|
CD2
|
C:HIS656
|
4.7
|
23.0
|
1.0
|
CA
|
C:ASP697
|
4.7
|
17.6
|
1.0
|
CG
|
C:GLU727
|
4.8
|
17.8
|
1.0
|
NE2
|
C:HIS700
|
4.8
|
21.8
|
1.0
|
CD
|
C:GLU727
|
4.8
|
23.0
|
1.0
|
|
Magnesium binding site 4 out
of 4 in 6c7d
Go back to
Magnesium Binding Sites List in 6c7d
Magnesium binding site 4 out
of 4 in the Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide
 Mono view
 Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of Crystal Structure of Human Phosphodiesterase 2A with N-(1-Adamantyl)- 1-(2-Chlorophenyl)-4-Methyl-[1,2,4]Triazolo[4,3-A]Quinoxaline-8- Carboxamide within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg2003
b:18.3
occ:1.00
|
O
|
D:HOH2119
|
1.9
|
18.6
|
1.0
|
OD1
|
D:ASP697
|
2.0
|
17.9
|
1.0
|
O
|
D:HOH2115
|
2.1
|
16.0
|
1.0
|
O
|
D:HOH2207
|
2.1
|
17.1
|
1.0
|
O
|
D:HOH2141
|
2.2
|
19.3
|
1.0
|
O
|
D:HOH2193
|
2.2
|
17.7
|
1.0
|
CG
|
D:ASP697
|
3.0
|
22.7
|
1.0
|
OD2
|
D:ASP697
|
3.4
|
25.9
|
1.0
|
ZN
|
D:ZN2002
|
3.9
|
23.1
|
1.0
|
O
|
D:HOH2124
|
4.1
|
19.8
|
1.0
|
OE2
|
D:GLU727
|
4.1
|
22.2
|
1.0
|
CD2
|
D:HIS696
|
4.1
|
22.0
|
1.0
|
NE2
|
D:HIS730
|
4.1
|
16.4
|
1.0
|
OG1
|
D:THR768
|
4.1
|
18.6
|
1.0
|
O
|
D:HOH2184
|
4.1
|
17.6
|
1.0
|
O
|
D:HIS696
|
4.2
|
20.2
|
1.0
|
CD2
|
D:HIS730
|
4.3
|
15.7
|
1.0
|
CB
|
D:ASP697
|
4.4
|
19.4
|
1.0
|
CB
|
D:THR768
|
4.4
|
20.4
|
1.0
|
OD2
|
D:ASP808
|
4.4
|
28.0
|
1.0
|
CD2
|
D:HIS700
|
4.4
|
21.8
|
1.0
|
O
|
D:THR768
|
4.5
|
16.9
|
1.0
|
NE2
|
D:HIS696
|
4.6
|
19.2
|
1.0
|
NE2
|
D:HIS656
|
4.6
|
18.8
|
1.0
|
CA
|
D:ASP697
|
4.7
|
17.7
|
1.0
|
C29
|
D:EOJ2001
|
4.7
|
28.8
|
1.0
|
CG
|
D:GLU727
|
4.7
|
14.5
|
1.0
|
NE2
|
D:HIS700
|
4.8
|
19.8
|
1.0
|
CD2
|
D:HIS656
|
4.8
|
16.8
|
1.0
|
CD
|
D:GLU727
|
4.9
|
20.7
|
1.0
|
O
|
D:HOH2123
|
4.9
|
24.8
|
1.0
|
C
|
D:HIS696
|
4.9
|
18.2
|
1.0
|
|
Reference:
L.Gomez,
R.Xu,
W.Sinko,
B.Selfridge,
W.Vernier,
K.Ly,
R.Truong,
M.Metz,
T.Marrone,
K.Sebring,
Y.Yan,
B.Appleton,
K.Aertgeerts,
M.E.Massari,
J.G.Breitenbucher.
Mathematical and Structural Characterization of Strong Nonadditive Structure-Activity Relationship Caused By Protein Conformational Changes. J. Med. Chem. V. 61 7754 2018.
ISSN: ISSN 1520-4804
PubMed: 30070482
DOI: 10.1021/ACS.JMEDCHEM.8B00713
Page generated: Mon Sep 30 20:14:32 2024
|