Potassium in PDB 6hd8: Crystal Structure of the Potassium Channel MTTMEM175 in Complex with A Nanobody-Mbp Fusion Protein

The structure of Crystal Structure of the Potassium Channel MTTMEM175 in Complex with A Nanobody-Mbp Fusion Protein, PDB code: 6hd8 was solved by J.D.Brunner, R.P.Jakob, T.Schulze, Y.Neldner, A.Moroni, G.Thiel, T.Maier, S.Schenck, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	24.16 / 2.40
Space group	P 4 21 2
Cell size a, b, c (Å), α, β, γ (°)	131.210, 131.210, 132.590, 90.00, 90.00, 90.00
R / Rfree (%)	20.9 / 25.3

The binding sites of Potassium atom in the Crystal Structure of the Potassium Channel MTTMEM175 in Complex with A Nanobody-Mbp Fusion Protein (pdb code 6hd8). 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 the Potassium Channel MTTMEM175 in Complex with A Nanobody-Mbp Fusion Protein, PDB code: 6hd8:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of the Potassium Channel MTTMEM175 in Complex with A Nanobody-Mbp Fusion Protein


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 the Potassium Channel MTTMEM175 in Complex with A Nanobody-Mbp Fusion Protein within 5.0Å range: probe atom residue distance (Å) B Occ B:K502 b:0.8 occ:0.25 O B:HOH638 3.4 60.7 1.0 O B:HOH637 3.8 89.2 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of the Potassium Channel MTTMEM175 in Complex with A Nanobody-Mbp Fusion Protein


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 the Potassium Channel MTTMEM175 in Complex with A Nanobody-Mbp Fusion Protein within 5.0Å range: probe atom residue distance (Å) B Occ B:K503 b:60.3 occ:0.14 HG23 B:THR27 3.7 90.3 1.0 HB2 B:ALA31 4.0 73.7 1.0 HG22 B:THR27 4.2 90.3 1.0 CG2 B:THR27 4.4 90.3 1.0 HG21 B:THR27 4.6 91.3 1.0 O B:THR27 4.8 74.2 1.0 HA B:ALA31 5.0 72.1 1.0

J.D.Brunner, R.P.Jakob, T.Schulze, Y.Neldner, A.Moroni, G.Thiel, T.Maier, S.Schenck. Structural Basis For Ion Selectivity in TMEM175 K+ Channels Biorxiv 2019.
DOI: 10.1101/480863