Potassium in PDB 3fd5: Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp

All present enzymatic activity of Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp:
2.7.9.3;

The structure of Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp, PDB code: 3fd5 was solved by K.T.Wang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	14.93 / 1.90
Space group	P 43
Cell size a, b, c (Å), α, β, γ (°)	66.734, 66.734, 181.168, 90.00, 90.00, 90.00
R / Rfree (%)	13.8 / 19.5

The structure of Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp also contains other interesting chemical elements:

Magnesium

(Mg)

6 atoms

The binding sites of Potassium atom in the Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp (pdb code 3fd5). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp, PDB code: 3fd5:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp within 5.0Å range: probe atom residue distance (Å) B Occ A:K398 b:26.3 occ:1.00 O A:ASP69 2.9 17.8 1.0 O A:HOH659 3.0 20.0 1.0 OG1 A:THR85 3.0 24.7 1.0 OD2 A:ASP110 3.1 13.8 1.0 O A:HOH658 3.1 20.7 1.0 O1B A:AP2393 3.1 21.7 1.0 O3B A:AP2393 3.4 25.7 1.0 CG A:ASP110 3.5 18.3 1.0 PB A:AP2393 3.6 22.0 1.0 C3A A:AP2393 3.7 11.7 1.0 C A:ASP69 3.9 18.5 1.0 O A:THR86 3.9 27.5 1.0 OD2 A:ASP87 3.9 29.9 1.0 OD1 A:ASP110 4.0 20.9 1.0 MG A:MG396 4.1 25.5 1.0 CB A:ASP110 4.1 18.5 1.0 CB A:THR85 4.1 24.4 1.0 MG A:MG397 4.2 31.7 1.0 O A:HOH401 4.3 19.3 1.0 O2' A:AP2393 4.3 22.7 1.0 CA A:ASP69 4.3 21.5 1.0 N A:THR86 4.5 20.3 1.0 O A:MET68 4.5 20.3 1.0 CG A:ASP87 4.6 27.1 1.0 OD1 A:ASP87 4.6 22.5 1.0 CA A:THR85 4.6 27.1 1.0 O B:GLY162 4.7 28.1 1.0 C2' A:AP2393 4.8 20.9 1.0 MG A:MG395 4.9 23.2 1.0 C A:THR86 4.9 27.6 1.0 O1A A:AP2393 5.0 20.4 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of Human Selenophosphate Synthetase 1 Complex with Ampcp within 5.0Å range: probe atom residue distance (Å) B Occ B:K398 b:20.2 occ:1.00 OG1 B:THR85 2.9 23.3 1.0 O B:ASP69 3.1 26.5 1.0 OD2 B:ASP110 3.1 34.3 1.0 O B:HOH417 3.1 20.0 1.0 O2B B:AP2393 3.1 28.5 1.0 O B:HOH660 3.1 27.0 1.0 O A:HOH661 3.2 23.8 1.0 CG B:ASP110 3.4 30.3 1.0 O1B B:AP2393 3.4 24.1 1.0 O B:THR86 3.5 19.6 1.0 OD2 B:ASP87 3.5 23.1 1.0 PB B:AP2393 3.6 27.2 1.0 MG B:MG396 3.7 27.3 1.0 C3A B:AP2393 3.9 28.3 1.0 CB B:ASP110 3.9 22.6 1.0 CB B:THR85 4.0 20.2 1.0 C B:ASP69 4.0 24.9 1.0 OD1 B:ASP110 4.0 25.7 1.0 CG B:ASP87 4.1 28.0 1.0 MG B:MG397 4.1 23.6 1.0 OD1 B:ASP87 4.2 20.7 1.0 N B:THR86 4.3 18.6 1.0 CA B:ASP69 4.4 21.2 1.0 C B:THR86 4.5 20.3 1.0 CA B:THR85 4.6 17.2 1.0 O B:HOH549 4.6 11.7 1.0 MG B:MG395 4.7 33.5 1.0 O2' B:AP2393 4.8 19.6 1.0 C B:THR85 4.9 21.0 1.0 O A:GLY162 4.9 22.1 1.0 O B:MET68 5.0 22.8 1.0

K.T.Wang, J.Wang, L.F.Li, X.D.Su. Crystal Structures of Catalytic Intermediates of Human Selenophosphate Synthetase 1. J.Mol.Biol. V. 390 747 2009.
ISSN: ISSN 0022-2836
PubMed: 19477186
DOI: 10.1016/J.JMB.2009.05.032