Chlorine in PDB 6c7i: Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide
Enzymatic activity of Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide
All present enzymatic activity of Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-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 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide, PDB code: 6c7i
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)
|
47.40 /
1.71
|
Space group
|
P 1
|
Cell size a, b, c (Å), α, β, γ (°)
|
55.902,
72.682,
90.816,
109.33,
91.13,
91.06
|
R / Rfree (%)
|
17.1 /
21.4
|
Other elements in 6c7i:
The structure of Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide also contains other interesting chemical elements:
Chlorine Binding Sites:
The binding sites of Chlorine atom in the Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide
(pdb code 6c7i). This binding sites where shown within
5.0 Angstroms radius around Chlorine atom.
In total 4 binding sites of Chlorine where determined in the
Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide, PDB code: 6c7i:
Jump to Chlorine binding site number:
1;
2;
3;
4;
Chlorine binding site 1 out
of 4 in 6c7i
Go back to
Chlorine Binding Sites List in 6c7i
Chlorine binding site 1 out
of 4 in the Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide
Mono view
Stereo pair view
|
A full contact list of Chlorine with other atoms in the Cl binding
site number 1 of Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Cl1001
b:22.0
occ:1.00
|
CL1
|
A:EP71001
|
0.0
|
22.0
|
1.0
|
C20
|
A:EP71001
|
1.7
|
15.9
|
1.0
|
C19
|
A:EP71001
|
2.6
|
18.3
|
1.0
|
C15
|
A:EP71001
|
2.7
|
17.2
|
1.0
|
C14
|
A:EP71001
|
3.0
|
15.0
|
1.0
|
N10
|
A:EP71001
|
3.2
|
18.2
|
1.0
|
C4
|
A:EP71001
|
3.4
|
20.5
|
1.0
|
C3
|
A:EP71001
|
3.5
|
17.5
|
1.0
|
CZ
|
A:PHE830
|
3.6
|
21.1
|
1.0
|
CE1
|
A:PHE830
|
3.7
|
22.6
|
1.0
|
N13
|
A:EP71001
|
3.8
|
14.8
|
1.0
|
CE1
|
A:HIS656
|
3.9
|
12.4
|
1.0
|
C18
|
A:EP71001
|
3.9
|
18.6
|
1.0
|
C16
|
A:EP71001
|
4.0
|
18.4
|
1.0
|
CD1
|
A:ILE826
|
4.1
|
24.7
|
1.0
|
CG2
|
A:ILE826
|
4.1
|
22.3
|
1.0
|
C9
|
A:EP71001
|
4.1
|
19.9
|
1.0
|
CG1
|
A:ILE826
|
4.2
|
20.2
|
1.0
|
O
|
A:HOH1360
|
4.3
|
19.7
|
1.0
|
C5
|
A:EP71001
|
4.3
|
26.6
|
1.0
|
NE2
|
A:HIS656
|
4.4
|
16.3
|
1.0
|
N12
|
A:EP71001
|
4.4
|
20.4
|
1.0
|
C17
|
A:EP71001
|
4.4
|
21.1
|
1.0
|
C2
|
A:EP71001
|
4.5
|
22.4
|
1.0
|
O
|
A:HOH1128
|
4.5
|
31.0
|
1.0
|
O22
|
A:EP71001
|
4.5
|
29.2
|
1.0
|
CE2
|
A:PHE830
|
4.7
|
21.8
|
1.0
|
CE2
|
A:TYR655
|
4.8
|
17.1
|
1.0
|
CB
|
A:ILE826
|
4.8
|
20.6
|
1.0
|
CD2
|
A:TYR655
|
4.8
|
20.0
|
1.0
|
C11
|
A:EP71001
|
4.9
|
29.0
|
1.0
|
CD1
|
A:PHE830
|
5.0
|
14.3
|
1.0
|
|
Chlorine binding site 2 out
of 4 in 6c7i
Go back to
Chlorine Binding Sites List in 6c7i
Chlorine binding site 2 out
of 4 in the Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide
Mono view
Stereo pair view
|
A full contact list of Chlorine with other atoms in the Cl binding
site number 2 of Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Cl1001
b:20.3
occ:1.00
|
CL1
|
B:EP71001
|
0.0
|
20.3
|
1.0
|
C20
|
B:EP71001
|
1.7
|
13.8
|
1.0
|
C19
|
B:EP71001
|
2.6
|
15.2
|
1.0
|
C15
|
B:EP71001
|
2.8
|
17.8
|
1.0
|
C14
|
B:EP71001
|
3.1
|
17.6
|
1.0
|
N10
|
B:EP71001
|
3.3
|
17.6
|
1.0
|
C4
|
B:EP71001
|
3.4
|
16.1
|
1.0
|
C3
|
B:EP71001
|
3.5
|
16.7
|
1.0
|
CZ
|
B:PHE830
|
3.6
|
17.9
|
1.0
|
CE1
|
B:PHE830
|
3.7
|
19.1
|
1.0
|
CE1
|
B:HIS656
|
3.9
|
14.1
|
1.0
|
N13
|
B:EP71001
|
3.9
|
17.3
|
1.0
|
C18
|
B:EP71001
|
3.9
|
13.1
|
1.0
|
C16
|
B:EP71001
|
4.0
|
16.8
|
1.0
|
CD1
|
B:ILE826
|
4.1
|
20.1
|
1.0
|
CG2
|
B:ILE826
|
4.1
|
20.1
|
1.0
|
C9
|
B:EP71001
|
4.2
|
17.1
|
1.0
|
CG1
|
B:ILE826
|
4.3
|
17.6
|
1.0
|
C5
|
B:EP71001
|
4.3
|
18.4
|
1.0
|
NE2
|
B:HIS656
|
4.4
|
13.2
|
1.0
|
O
|
B:HOH1342
|
4.4
|
21.4
|
1.0
|
O
|
B:HOH1149
|
4.5
|
23.4
|
1.0
|
C17
|
B:EP71001
|
4.5
|
16.1
|
1.0
|
N12
|
B:EP71001
|
4.5
|
19.4
|
1.0
|
C2
|
B:EP71001
|
4.5
|
20.7
|
1.0
|
O22
|
B:EP71001
|
4.6
|
24.6
|
1.0
|
CE2
|
B:PHE830
|
4.7
|
21.9
|
1.0
|
CD2
|
B:TYR655
|
4.8
|
14.9
|
1.0
|
CE2
|
B:TYR655
|
4.8
|
16.2
|
1.0
|
CB
|
B:ILE826
|
4.8
|
17.8
|
1.0
|
C11
|
B:EP71001
|
4.9
|
20.6
|
1.0
|
CD1
|
B:PHE830
|
4.9
|
18.5
|
1.0
|
ND1
|
B:HIS656
|
5.0
|
12.2
|
1.0
|
|
Chlorine binding site 3 out
of 4 in 6c7i
Go back to
Chlorine Binding Sites List in 6c7i
Chlorine binding site 3 out
of 4 in the Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide
Mono view
Stereo pair view
|
A full contact list of Chlorine with other atoms in the Cl binding
site number 3 of Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Cl1001
b:26.7
occ:1.00
|
CL1
|
C:EP71001
|
0.0
|
26.7
|
1.0
|
C20
|
C:EP71001
|
1.7
|
17.6
|
1.0
|
C19
|
C:EP71001
|
2.6
|
21.2
|
1.0
|
C15
|
C:EP71001
|
2.7
|
16.3
|
1.0
|
C14
|
C:EP71001
|
3.0
|
17.8
|
1.0
|
N10
|
C:EP71001
|
3.2
|
19.2
|
1.0
|
C4
|
C:EP71001
|
3.4
|
17.2
|
1.0
|
CD1
|
C:ILE826
|
3.5
|
27.6
|
1.0
|
C3
|
C:EP71001
|
3.5
|
18.7
|
1.0
|
CZ
|
C:PHE830
|
3.5
|
20.2
|
1.0
|
CE1
|
C:PHE830
|
3.6
|
24.3
|
1.0
|
N13
|
C:EP71001
|
3.8
|
22.3
|
1.0
|
CE1
|
C:HIS656
|
3.8
|
16.9
|
1.0
|
C18
|
C:EP71001
|
3.9
|
19.6
|
1.0
|
C16
|
C:EP71001
|
4.0
|
20.2
|
1.0
|
C9
|
C:EP71001
|
4.1
|
17.9
|
1.0
|
O
|
C:HOH1120
|
4.1
|
29.8
|
1.0
|
O
|
C:HOH1298
|
4.3
|
20.0
|
1.0
|
NE2
|
C:HIS656
|
4.4
|
18.7
|
1.0
|
C5
|
C:EP71001
|
4.4
|
19.5
|
1.0
|
N12
|
C:EP71001
|
4.4
|
22.2
|
1.0
|
C17
|
C:EP71001
|
4.4
|
25.1
|
1.0
|
CG2
|
C:ILE826
|
4.5
|
26.3
|
1.0
|
C2
|
C:EP71001
|
4.5
|
20.2
|
1.0
|
O22
|
C:EP71001
|
4.6
|
24.1
|
1.0
|
CG1
|
C:ILE826
|
4.7
|
20.9
|
1.0
|
CE2
|
C:PHE830
|
4.7
|
25.8
|
1.0
|
CD1
|
C:PHE830
|
4.9
|
18.6
|
1.0
|
ND1
|
C:HIS656
|
4.9
|
16.3
|
1.0
|
|
Chlorine binding site 4 out
of 4 in 6c7i
Go back to
Chlorine Binding Sites List in 6c7i
Chlorine binding site 4 out
of 4 in the Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide
Mono view
Stereo pair view
|
A full contact list of Chlorine with other atoms in the Cl binding
site number 4 of Crystal Structure of Human Phosphodiesterase 2A with 1-(2-Chloro-5- Methoxy-Phenyl)-N-Isobutyl-4-Methyl-[1,2,4]Triazolo[4,3- A]Quinoxaline-8-Carboxamide within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Cl1001
b:23.5
occ:1.00
|
CL1
|
D:EP71001
|
0.0
|
23.5
|
1.0
|
C20
|
D:EP71001
|
1.7
|
19.5
|
1.0
|
C19
|
D:EP71001
|
2.6
|
21.1
|
1.0
|
C15
|
D:EP71001
|
2.7
|
17.6
|
1.0
|
C14
|
D:EP71001
|
3.0
|
15.9
|
1.0
|
N10
|
D:EP71001
|
3.2
|
16.7
|
1.0
|
C4
|
D:EP71001
|
3.4
|
14.5
|
1.0
|
C3
|
D:EP71001
|
3.4
|
16.2
|
1.0
|
CZ
|
D:PHE830
|
3.5
|
17.6
|
1.0
|
CE1
|
D:PHE830
|
3.7
|
20.7
|
1.0
|
N13
|
D:EP71001
|
3.8
|
16.2
|
1.0
|
C18
|
D:EP71001
|
3.9
|
18.6
|
1.0
|
CE1
|
D:HIS656
|
4.0
|
12.0
|
1.0
|
C16
|
D:EP71001
|
4.0
|
13.8
|
1.0
|
C9
|
D:EP71001
|
4.1
|
19.0
|
1.0
|
CG2
|
D:ILE826
|
4.1
|
20.9
|
1.0
|
O
|
D:HOH1223
|
4.3
|
29.6
|
1.0
|
C5
|
D:EP71001
|
4.3
|
16.0
|
1.0
|
CD1
|
D:ILE826
|
4.4
|
24.7
|
1.0
|
N12
|
D:EP71001
|
4.4
|
21.3
|
1.0
|
C2
|
D:EP71001
|
4.4
|
19.5
|
1.0
|
C17
|
D:EP71001
|
4.4
|
17.6
|
1.0
|
CG1
|
D:ILE826
|
4.5
|
20.8
|
1.0
|
O
|
D:HOH1344
|
4.5
|
19.6
|
1.0
|
NE2
|
D:HIS656
|
4.5
|
14.4
|
1.0
|
O22
|
D:EP71001
|
4.7
|
19.6
|
1.0
|
CE2
|
D:PHE830
|
4.7
|
22.7
|
1.0
|
CD1
|
D:PHE830
|
4.9
|
22.2
|
1.0
|
C8
|
D:EP71001
|
4.9
|
19.4
|
1.0
|
CB
|
D:ILE826
|
4.9
|
19.2
|
1.0
|
CE2
|
D:TYR655
|
5.0
|
19.3
|
1.0
|
CD2
|
D:TYR655
|
5.0
|
15.5
|
1.0
|
C11
|
D:EP71001
|
5.0
|
19.7
|
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: Fri Jul 26 23:21:34 2024
|