Potassium in PDB 5ee9: Complex Structure of OSYCHF1 with Gmp-Pnp

The structure of Complex Structure of OSYCHF1 with Gmp-Pnp, PDB code: 5ee9 was solved by X.Li, Z.Chen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.75
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	70.451, 112.064, 115.736, 90.00, 90.00, 90.00
R / Rfree (%)	22.9 / 26.2

The structure of Complex Structure of OSYCHF1 with Gmp-Pnp also contains other interesting chemical elements:

Magnesium

(Mg)

1 atom

The binding sites of Potassium atom in the Complex Structure of OSYCHF1 with Gmp-Pnp (pdb code 5ee9). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Complex Structure of OSYCHF1 with Gmp-Pnp, PDB code: 5ee9:

Potassium binding site 1 out of 1 in the Complex Structure of OSYCHF1 with Gmp-Pnp


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Complex Structure of OSYCHF1 with Gmp-Pnp within 5.0Å range: probe atom residue distance (Å) B Occ B:K401 b:54.0 occ:1.00 OG1 B:THR258 3.4 28.6 1.0 O B:HOH507 4.0 30.1 1.0 N B:THR258 4.1 30.3 1.0 O B:VAL225 4.3 27.8 1.0 CB B:ALA301 4.4 25.0 1.0 CB B:THR258 4.4 28.6 1.0 CB B:GLU257 4.5 33.2 1.0 CG B:GLU257 4.5 33.0 1.0 CA B:ALA301 4.6 24.9 1.0 CA B:GLU257 4.7 33.2 1.0 CG2 B:VAL226 4.7 24.5 1.0 CA B:THR258 4.9 28.9 1.0 C B:GLU257 4.9 32.2 1.0

M.-Y.Cheung, X.Li, R.Miao, Y.-H.Fong, K.-P.Li, Y.-L.Yung, M.-H.Yu, K.-B.Wong, Z.Chen, H.-M.Lam. Atp Binding By the P-Loop Ntpase OSYCHF1 (An Unconventional G Protein) Contributes to Biotic But Not Abiotic Stress Responses Proc.Natl.Acad.Sci.Usa V. 113 2648 2016.
ISSN: ESSN 1091-6490
PubMed: 26912459
DOI: 10.1073/PNAS.1522966113