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Magnesium in PDB 3tgg: A Novel Series of Potent and Selective PDE5 INHIBITOR2

Enzymatic activity of A Novel Series of Potent and Selective PDE5 INHIBITOR2

All present enzymatic activity of A Novel Series of Potent and Selective PDE5 INHIBITOR2:
3.1.4.35;

Protein crystallography data

The structure of A Novel Series of Potent and Selective PDE5 INHIBITOR2, PDB code: 3tgg was solved by S.Han, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å) 31.00 / 1.91
Space group C 1 2 1
Cell size a, b, c (Å), α, β, γ (°) 54.493, 76.508, 76.811, 90.00, 102.42, 90.00
R / Rfree (%) 18.6 / 22.9

Other elements in 3tgg:

The structure of A Novel Series of Potent and Selective PDE5 INHIBITOR2 also contains other interesting chemical elements:

Zinc (Zn) 1 atom

Magnesium Binding Sites:

The binding sites of Magnesium atom in the A Novel Series of Potent and Selective PDE5 INHIBITOR2 (pdb code 3tgg). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the A Novel Series of Potent and Selective PDE5 INHIBITOR2, PDB code: 3tgg:

Magnesium binding site 1 out of 1 in 3tgg

Go back to Magnesium Binding Sites List in 3tgg
Magnesium binding site 1 out of 1 in the A Novel Series of Potent and Selective PDE5 INHIBITOR2


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of A Novel Series of Potent and Selective PDE5 INHIBITOR2 within 5.0Å range:
probe atom residue distance (Å) B Occ
A:Mg865

b:38.4
occ:1.00
O A:HOH266 2.0 25.4 1.0
O A:HOH70 2.2 23.6 1.0
O A:HOH111 2.3 24.2 1.0
OD1 A:ASP654 2.3 18.4 1.0
O A:HOH7 2.4 25.8 1.0
O A:HOH60 2.7 44.6 1.0
CG A:ASP654 3.4 17.9 1.0
OG1 A:THR723 3.9 17.9 1.0
NE2 A:HIS685 3.9 18.4 1.0
OD2 A:ASP654 3.9 17.7 1.0
O A:HOH271 4.0 40.7 1.0
O A:HIS653 4.1 15.6 1.0
OE2 A:GLU682 4.2 20.5 1.0
ZN A:ZN864 4.2 30.9 1.0
CD2 A:HIS685 4.2 18.4 1.0
CD2 A:HIS653 4.2 17.2 1.0
O A:THR723 4.3 19.2 1.0
CD2 A:HIS657 4.3 18.8 1.0
CB A:THR723 4.3 19.4 1.0
OD2 A:ASP764 4.5 24.7 1.0
NE2 A:HIS657 4.6 18.5 1.0
CB A:ASP654 4.7 13.1 1.0
CD2 A:HIS613 4.7 20.1 1.0
NE2 A:HIS613 4.8 19.5 1.0
C A:THR723 4.8 19.5 1.0
NE2 A:HIS653 4.9 16.4 1.0
CA A:ASP654 4.9 12.3 1.0
CG A:GLU682 4.9 17.3 1.0
O A:HOH76 4.9 32.5 1.0
CD A:GLU682 5.0 25.8 1.0
C A:HIS653 5.0 16.9 1.0

Reference:

R.O.Hughes, T.Maddux, D.Joseph Rogier, S.Lu, J.K.Walker, E.Jon Jacobsen, J.M.Rumsey, Y.Zheng, A.Macinnes, B.R.Bond, S.Han. Investigation of the Pyrazinones As PDE5 Inhibitors: Evaluation of Regioisomeric Projections Into the Solvent Region. Bioorg.Med.Chem.Lett. V. 21 6348 2011.
ISSN: ISSN 0960-894X
PubMed: 21955943
DOI: 10.1016/J.BMCL.2011.08.106
Page generated: Mon Dec 14 08:54:19 2020

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