Potassium in PDB 8fxu: Thermoanaerobacter Thermosaccharolyticum Periplasmic Glucose-Binding Protein Glucose Complex: Badan Conjugate Attached at F17C

The structure of Thermoanaerobacter Thermosaccharolyticum Periplasmic Glucose-Binding Protein Glucose Complex: Badan Conjugate Attached at F17C, PDB code: 8fxu was solved by M.J.Allert, S.Kumar, L.S.Beese, H.W.Hellinga, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.66 / 1.59
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	45.49, 53.06, 134.32, 90, 90, 90
R / Rfree (%)	16.1 / 17.8

The structure of Thermoanaerobacter Thermosaccharolyticum Periplasmic Glucose-Binding Protein Glucose Complex: Badan Conjugate Attached at F17C also contains other interesting chemical elements:

Calcium	(Ca)	1 atom
Chlorine	(Cl)	2 atoms

The binding sites of Potassium atom in the Thermoanaerobacter Thermosaccharolyticum Periplasmic Glucose-Binding Protein Glucose Complex: Badan Conjugate Attached at F17C (pdb code 8fxu). 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 Thermoanaerobacter Thermosaccharolyticum Periplasmic Glucose-Binding Protein Glucose Complex: Badan Conjugate Attached at F17C, PDB code: 8fxu:

Potassium binding site 1 out of 1 in the Thermoanaerobacter Thermosaccharolyticum Periplasmic Glucose-Binding Protein Glucose Complex: Badan Conjugate Attached at F17C


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Thermoanaerobacter Thermosaccharolyticum Periplasmic Glucose-Binding Protein Glucose Complex: Badan Conjugate Attached at F17C within 5.0Å range: probe atom residue distance (Å) B Occ A:K403 b:43.2 occ:0.83 O A:LYS230 3.3 33.4 1.0 O A:GLY228 3.3 48.0 1.0 CA A:PHE226 3.5 19.2 1.0 C A:LYS230 3.6 37.0 1.0 N A:LYS230 3.7 55.4 1.0 C A:PHE226 3.8 23.2 1.0 CB A:TYR231 3.9 22.6 1.0 N A:PHE226 4.0 18.7 1.0 N A:THR227 4.0 24.5 1.0 N A:TYR231 4.2 27.6 1.0 CA A:TYR231 4.2 25.3 1.0 C A:GLY228 4.2 46.5 1.0 CA A:LYS230 4.3 37.6 1.0 CD1 A:TYR231 4.4 22.3 1.0 O A:THR227 4.4 43.5 1.0 O A:PHE226 4.5 26.2 1.0 C A:THR227 4.5 41.5 1.0 CD1 A:PHE226 4.6 18.7 1.0 CG A:TYR231 4.7 21.6 1.0 CA A:THR227 4.7 35.3 1.0 CB A:PHE226 4.8 17.5 1.0

M.J.Allert, S.Kumar, Y.Wang, L.S.Beese, H.W.Hellinga. Chromophore Carbonyl Twisting in Fluorescent Biosensors Encodes Direct Readout of Protein Conformations with Multicolor Switching. Commun Chem V. 6 168 2023.
ISSN: ESSN 2399-3669
PubMed: 37598249
DOI: 10.1038/S42004-023-00982-7