Potassium in PDB 8r37: Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp)

The structure of Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp), PDB code: 8r37 was solved by A.C.Papageorgiou, C.Varotsou, N.E.Labrou, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	44.85 / 1.48
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	40.62, 47.03, 149.2, 90, 90, 90
R / Rfree (%)	17.3 / 20.6

The structure of Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp) also contains other interesting chemical elements:

Manganese	(Mn)	2 atoms
Sodium	(Na)	10 atoms

The binding sites of Potassium atom in the Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp) (pdb code 8r37). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp), PDB code: 8r37:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp) within 5.0Å range: probe atom residue distance (Å) B Occ B:K210 b:24.5 occ:0.84 OG B:SER97 2.6 30.2 1.0 OD1 B:ASN95 2.7 28.5 1.0 O B:GLY99 2.7 26.3 1.0 OG B:SER101 2.8 24.7 1.0 O B:HOH364 2.9 26.9 1.0 O B:SER97 2.9 29.4 1.0 O B:GLU98 3.1 25.2 1.0 C B:SER97 3.4 29.4 1.0 CB B:SER101 3.5 23.1 1.0 CG B:ASN95 3.6 27.6 1.0 CE1 B:HIS115 3.7 25.4 1.0 CB B:SER97 3.7 32.0 1.0 C B:GLU98 3.7 28.5 1.0 ND2 B:ASN95 3.8 28.8 1.0 ND1 B:HIS115 3.8 25.1 1.0 NH2 B:ARG122 3.8 27.5 1.0 C B:GLY99 3.9 25.6 1.0 CA B:SER97 3.9 29.4 1.0 OH B:TYR103 4.0 25.1 1.0 N B:GLU98 4.1 28.3 1.0 N B:SER97 4.1 30.0 1.0 O B:HOH359 4.4 29.3 1.0 N B:SER101 4.4 23.1 1.0 N B:GLY99 4.4 28.8 1.0 CA B:GLY99 4.5 28.5 1.0 CA B:GLU98 4.5 26.4 1.0 CA B:SER101 4.5 23.6 1.0 OE2 B:GLU113 4.6 23.8 1.0 C B:ALA100 4.6 25.2 1.0 O1P B:FCN201 4.6 35.8 1.0 O B:ALA100 4.8 24.1 1.0 NE2 B:HIS115 4.9 24.8 1.0 CZ B:TYR103 4.9 22.9 1.0 N B:ALA100 5.0 25.9 1.0 CB B:ASN95 5.0 24.5 1.0

Potassium binding site 2 out of 2 in the Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp)


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Klebsiella Pneumoniae Fosfomycin-Resistance Protein (Fosakp) within 5.0Å range: probe atom residue distance (Å) B Occ A:K206 b:23.4 occ:0.55 OG A:SER97 2.7 30.9 1.0 OD1 A:ASN95 2.7 24.1 1.0 O A:GLY99 2.8 23.3 1.0 O A:HOH327 2.9 24.1 1.0 O A:GLU98 3.0 21.5 1.0 OG A:SER101 3.1 23.8 1.0 O A:SER97 3.2 22.0 1.0 C A:SER97 3.4 23.1 1.0 CG A:ASN95 3.5 24.0 1.0 NH2 A:ARG122 3.6 20.6 1.0 CB A:SER101 3.6 21.9 1.0 CE1 A:HIS115 3.6 20.9 1.0 ND2 A:ASN95 3.6 26.9 1.0 C A:GLU98 3.7 21.7 1.0 CB A:SER97 3.7 23.0 1.0 ND1 A:HIS115 3.8 20.4 1.0 C A:GLY99 3.9 23.9 1.0 CA A:SER97 3.9 20.9 1.0 N A:GLU98 4.0 22.4 1.0 OH A:TYR103 4.1 25.2 1.0 N A:SER97 4.1 21.2 1.0 N A:GLY99 4.4 22.4 1.0 O A:HOH379 4.4 25.0 1.0 CA A:GLU98 4.5 22.4 1.0 N A:SER101 4.5 20.7 1.0 CA A:GLY99 4.5 22.6 1.0 C A:ALA100 4.6 22.8 1.0 CA A:SER101 4.6 18.8 1.0 OE2 A:GLU113 4.7 20.4 1.0 O3 A:TLA201 4.7 28.1 1.0 O A:ALA100 4.8 21.7 1.0 CZ A:ARG122 4.8 19.8 1.0 NE2 A:HIS115 4.8 21.8 1.0 N A:ALA100 5.0 21.1 1.0 CB A:ASN95 5.0 20.4 1.0 CG A:HIS115 5.0 19.0 1.0

C.Varotsou, F.Ataya, A.C.Papageorgiou, N.E.Labrou. Structural Studies of Klebsiella Pneumoniae Fosfomycin-Resistance Protein and Its Application For the Development of An Optical Biosensor For Fosfomycin Determination. Int J Mol Sci V. 25 2023.
ISSN: ESSN 1422-0067
PubMed: 38203259
DOI: 10.3390/IJMS25010085