Potassium in PDB 4g1v: X-Ray Structure of Yeast Flavohemoglobin

The structure of X-Ray Structure of Yeast Flavohemoglobin, PDB code: 4g1v was solved by E.El Hammi, E.Warkentin, U.Demmer, L.Baciou, U.Ermler, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.10 / 2.10
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	172.629, 172.629, 82.294, 90.00, 90.00, 120.00
R / Rfree (%)	17.7 / 24.7

The structure of X-Ray Structure of Yeast Flavohemoglobin also contains other interesting chemical elements:

Iron

(Fe)

1 atom

The binding sites of Potassium atom in the X-Ray Structure of Yeast Flavohemoglobin (pdb code 4g1v). 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 X-Ray Structure of Yeast Flavohemoglobin, PDB code: 4g1v:

Potassium binding site 1 out of 1 in the X-Ray Structure of Yeast Flavohemoglobin


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of X-Ray Structure of Yeast Flavohemoglobin within 5.0Å range: probe atom residue distance (Å) B Occ A:K403 b:35.4 occ:0.50 ND1 A:HIS36 2.3 61.7 1.0 OE2 A:GLU38 2.4 59.0 1.0 OE1 A:GLU38 3.1 54.1 1.0 CD A:GLU38 3.1 58.8 1.0 CG A:HIS36 3.3 60.4 1.0 CE1 A:HIS36 3.3 61.2 1.0 CB A:HIS36 3.5 50.2 1.0 CA A:HIS36 3.9 52.9 1.0 NE2 A:HIS36 4.4 67.7 1.0 CD2 A:HIS36 4.4 65.7 1.0 CD1 A:ILE97 4.4 47.0 1.0 CG A:GLU38 4.6 53.0 1.0 O A:GLU35 4.6 55.9 1.0 C A:HIS36 4.8 48.1 1.0 N A:HIS36 5.0 52.0 1.0

E.El Hammi, E.Warkentin, U.Demmer, N.M.Marzouki, U.Ermler, L.Baciou. Active Site Analysis of Yeast Flavohemoglobin Based on Its Structure with A Small Ligand or Econazole. Febs J. V. 279 4565 2012.
ISSN: ISSN 1742-464X
PubMed: 23095020
DOI: 10.1111/FEBS.12043