Magnesium in PDB 5siw: 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine
Enzymatic activity of 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine
All present enzymatic activity of 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine:
3.1.4.17;
Protein crystallography data
The structure of 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine, PDB code: 5siw
was solved by
C.Joseph,
J.Benz,
A.Flohr,
C.Lerner,
M.G.Rudolph,
with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:
Resolution Low / High (Å)
|
43.39 /
2.13
|
Space group
|
H 3
|
Cell size a, b, c (Å), α, β, γ (°)
|
134.88,
134.88,
235.159,
90,
90,
120
|
R / Rfree (%)
|
17 /
22.5
|
Other elements in 5siw:
The structure of 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine also contains other interesting chemical elements:
Magnesium Binding Sites:
The binding sites of Magnesium atom in the 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine
(pdb code 5siw). This binding sites where shown within
5.0 Angstroms radius around Magnesium atom.
In total 4 binding sites of Magnesium where determined in the
5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine, PDB code: 5siw:
Jump to Magnesium binding site number:
1;
2;
3;
4;
Magnesium binding site 1 out
of 4 in 5siw
Go back to
Magnesium Binding Sites List in 5siw
Magnesium binding site 1 out
of 4 in the 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 1 of 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
A:Mg802
b:34.4
occ:1.00
|
O
|
A:HOH993
|
1.9
|
29.4
|
1.0
|
O
|
A:HOH918
|
2.0
|
23.3
|
1.0
|
O
|
A:HOH965
|
2.0
|
31.7
|
1.0
|
O
|
A:HOH947
|
2.1
|
29.3
|
1.0
|
OD1
|
A:ASP564
|
2.1
|
33.3
|
1.0
|
O
|
A:HOH928
|
2.1
|
32.8
|
1.0
|
CG
|
A:ASP564
|
3.1
|
34.6
|
1.0
|
OD2
|
A:ASP564
|
3.5
|
35.8
|
1.0
|
O
|
A:HOH979
|
3.9
|
45.2
|
1.0
|
ZN
|
A:ZN801
|
3.9
|
36.3
|
1.0
|
NE2
|
A:HIS595
|
4.0
|
29.9
|
1.0
|
OE2
|
A:GLU592
|
4.0
|
35.2
|
1.0
|
O
|
A:HOH973
|
4.1
|
33.9
|
1.0
|
OG1
|
A:THR633
|
4.2
|
35.8
|
1.0
|
O
|
A:HIS563
|
4.3
|
30.5
|
1.0
|
CD2
|
A:HIS595
|
4.3
|
27.6
|
1.0
|
CD2
|
A:HIS563
|
4.4
|
29.3
|
1.0
|
CD2
|
A:HIS567
|
4.4
|
33.0
|
1.0
|
O
|
A:THR633
|
4.5
|
31.5
|
1.0
|
CB
|
A:ASP564
|
4.5
|
30.4
|
1.0
|
OD2
|
A:ASP674
|
4.6
|
37.7
|
1.0
|
CD2
|
A:HIS525
|
4.6
|
34.0
|
1.0
|
NE2
|
A:HIS567
|
4.6
|
30.3
|
1.0
|
NE2
|
A:HIS563
|
4.7
|
30.9
|
1.0
|
CB
|
A:THR633
|
4.7
|
33.0
|
1.0
|
CG
|
A:GLU592
|
4.7
|
32.2
|
1.0
|
NE2
|
A:HIS525
|
4.8
|
33.8
|
1.0
|
CA
|
A:ASP564
|
4.8
|
32.6
|
1.0
|
CD
|
A:GLU592
|
4.8
|
36.0
|
1.0
|
|
Magnesium binding site 2 out
of 4 in 5siw
Go back to
Magnesium Binding Sites List in 5siw
Magnesium binding site 2 out
of 4 in the 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 2 of 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
B:Mg802
b:29.8
occ:1.00
|
O
|
B:HOH986
|
2.0
|
25.1
|
1.0
|
O
|
B:HOH944
|
2.0
|
27.0
|
1.0
|
O
|
B:HOH931
|
2.1
|
31.7
|
1.0
|
O
|
B:HOH948
|
2.1
|
26.3
|
1.0
|
O
|
B:HOH904
|
2.1
|
27.1
|
1.0
|
OD1
|
B:ASP564
|
2.1
|
26.0
|
1.0
|
CG
|
B:ASP564
|
3.2
|
25.6
|
1.0
|
OD2
|
B:ASP564
|
3.5
|
26.1
|
1.0
|
ZN
|
B:ZN801
|
3.8
|
33.2
|
1.0
|
OE2
|
B:GLU592
|
4.0
|
31.9
|
1.0
|
NE2
|
B:HIS595
|
4.0
|
28.0
|
1.0
|
O
|
B:HOH968
|
4.0
|
30.7
|
1.0
|
O
|
B:HOH933
|
4.1
|
51.5
|
1.0
|
CD2
|
B:HIS567
|
4.2
|
24.8
|
1.0
|
OG1
|
B:THR633
|
4.2
|
27.0
|
1.0
|
CD2
|
B:HIS563
|
4.3
|
31.3
|
1.0
|
O
|
B:HIS563
|
4.3
|
31.9
|
1.0
|
CD2
|
B:HIS595
|
4.4
|
31.2
|
1.0
|
NE2
|
B:HIS567
|
4.4
|
25.7
|
1.0
|
OD2
|
B:ASP674
|
4.5
|
32.8
|
1.0
|
CD2
|
B:HIS525
|
4.5
|
28.1
|
1.0
|
CB
|
B:ASP564
|
4.5
|
26.7
|
1.0
|
NE2
|
B:HIS563
|
4.6
|
30.0
|
1.0
|
O
|
B:THR633
|
4.6
|
29.2
|
1.0
|
NE2
|
B:HIS525
|
4.6
|
29.1
|
1.0
|
CB
|
B:THR633
|
4.7
|
28.6
|
1.0
|
CD
|
B:GLU592
|
4.8
|
28.4
|
1.0
|
CA
|
B:ASP564
|
4.8
|
29.6
|
1.0
|
CG
|
B:GLU592
|
4.8
|
27.1
|
1.0
|
|
Magnesium binding site 3 out
of 4 in 5siw
Go back to
Magnesium Binding Sites List in 5siw
Magnesium binding site 3 out
of 4 in the 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 3 of 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
C:Mg802
b:29.9
occ:1.00
|
OD1
|
C:ASP564
|
2.0
|
31.1
|
1.0
|
O
|
C:HOH967
|
2.0
|
27.7
|
1.0
|
O
|
C:HOH947
|
2.0
|
30.7
|
1.0
|
O
|
C:HOH934
|
2.0
|
25.7
|
1.0
|
O
|
C:HOH937
|
2.1
|
28.0
|
1.0
|
O
|
C:HOH990
|
2.2
|
27.3
|
1.0
|
CG
|
C:ASP564
|
3.1
|
29.4
|
1.0
|
OD2
|
C:ASP564
|
3.5
|
31.0
|
1.0
|
ZN
|
C:ZN801
|
3.8
|
34.6
|
1.0
|
O
|
C:HOH1015
|
3.9
|
51.3
|
1.0
|
OE2
|
C:GLU592
|
3.9
|
33.6
|
1.0
|
O
|
C:HOH932
|
3.9
|
48.7
|
1.0
|
NE2
|
C:HIS595
|
4.0
|
31.8
|
1.0
|
O
|
C:HOH959
|
4.1
|
33.2
|
1.0
|
CD2
|
C:HIS567
|
4.2
|
30.4
|
1.0
|
CD2
|
C:HIS563
|
4.3
|
25.0
|
1.0
|
OG1
|
C:THR633
|
4.3
|
30.8
|
1.0
|
O
|
C:HIS563
|
4.3
|
30.0
|
1.0
|
CD2
|
C:HIS595
|
4.4
|
31.2
|
1.0
|
CB
|
C:ASP564
|
4.4
|
23.6
|
1.0
|
OD2
|
C:ASP674
|
4.4
|
35.6
|
1.0
|
NE2
|
C:HIS567
|
4.5
|
31.6
|
1.0
|
CD2
|
C:HIS525
|
4.6
|
31.8
|
1.0
|
O
|
C:THR633
|
4.6
|
36.1
|
1.0
|
CB
|
C:THR633
|
4.6
|
30.1
|
1.0
|
NE2
|
C:HIS563
|
4.7
|
25.3
|
1.0
|
NE2
|
C:HIS525
|
4.7
|
32.8
|
1.0
|
CA
|
C:ASP564
|
4.7
|
29.2
|
1.0
|
CG
|
C:GLU592
|
4.8
|
30.8
|
1.0
|
CD
|
C:GLU592
|
4.8
|
32.2
|
1.0
|
|
Magnesium binding site 4 out
of 4 in 5siw
Go back to
Magnesium Binding Sites List in 5siw
Magnesium binding site 4 out
of 4 in the 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine
Mono view
Stereo pair view
|
A full contact list of Magnesium with other atoms in the Mg binding
site number 4 of 5-Methyl-2-[2-(2-Methyl-5-Pyrrolidin-1-Yl-1,2,4-Triazol-3-Yl)Ethyl]-8- (Trifluoromethyl)-[1,2,4]Triazolo[1,5-C]Pyrimidine within 5.0Å range:
probe
|
atom
|
residue
|
distance (Å)
|
B
|
Occ
|
D:Mg802
b:42.8
occ:1.00
|
OD1
|
D:ASP564
|
2.0
|
46.9
|
1.0
|
O
|
D:HOH948
|
2.0
|
44.4
|
1.0
|
O
|
D:HOH936
|
2.1
|
41.7
|
1.0
|
O
|
D:HOH915
|
2.1
|
43.1
|
1.0
|
O
|
D:HOH901
|
2.2
|
44.0
|
1.0
|
O
|
D:HOH928
|
2.3
|
38.3
|
1.0
|
CG
|
D:ASP564
|
3.1
|
43.8
|
1.0
|
OD2
|
D:ASP564
|
3.5
|
50.6
|
1.0
|
ZN
|
D:ZN801
|
3.9
|
47.3
|
1.0
|
NE2
|
D:HIS595
|
3.9
|
44.8
|
1.0
|
OE2
|
D:GLU592
|
3.9
|
51.0
|
1.0
|
O
|
D:HOH925
|
3.9
|
46.3
|
1.0
|
O
|
D:HOH930
|
4.0
|
47.5
|
1.0
|
CD2
|
D:HIS567
|
4.1
|
44.7
|
1.0
|
OG1
|
D:THR633
|
4.3
|
43.7
|
1.0
|
CD2
|
D:HIS595
|
4.3
|
42.5
|
1.0
|
O
|
D:HIS563
|
4.3
|
46.0
|
1.0
|
CB
|
D:ASP564
|
4.4
|
43.6
|
1.0
|
NE2
|
D:HIS567
|
4.4
|
46.0
|
1.0
|
CD2
|
D:HIS563
|
4.4
|
40.0
|
1.0
|
CD2
|
D:HIS525
|
4.5
|
45.0
|
1.0
|
OD2
|
D:ASP674
|
4.6
|
48.1
|
1.0
|
NE2
|
D:HIS525
|
4.6
|
47.4
|
1.0
|
O
|
D:THR633
|
4.7
|
44.5
|
1.0
|
CA
|
D:ASP564
|
4.7
|
43.7
|
1.0
|
CD
|
D:GLU592
|
4.8
|
46.6
|
1.0
|
NE2
|
D:HIS563
|
4.9
|
35.7
|
1.0
|
CB
|
D:THR633
|
4.9
|
44.4
|
1.0
|
CE1
|
D:HIS595
|
4.9
|
46.7
|
1.0
|
CG
|
D:GLU592
|
5.0
|
49.7
|
1.0
|
|
Reference:
A.Flohr,
D.Schlatter,
B.Kuhn,
M.G.Rudolph.
Crystal Structure of A Human Phosphodiesterase 10 Complex To Be Published.
Page generated: Mon Sep 30 04:15:55 2024
|