Potassium in PDB 5cjz: BT4246 with Galactose

The structure of BT4246 with Galactose, PDB code: 5cjz was solved by N.M.Koropatkin, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	41.88 / 1.80
Space group	P 6 2 2
Cell size a, b, c (Å), α, β, γ (°)	155.925, 155.925, 114.315, 90.00, 90.00, 120.00
R / Rfree (%)	17.5 / 21.1

The structure of BT4246 with Galactose also contains other interesting chemical elements:

Caesium	(Cs)	3 atoms
Calcium	(Ca)	1 atom

The binding sites of Potassium atom in the BT4246 with Galactose (pdb code 5cjz). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the BT4246 with Galactose, PDB code: 5cjz:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the BT4246 with Galactose


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of BT4246 with Galactose within 5.0Å range: probe atom residue distance (Å) B Occ A:K701 b:22.2 occ:1.00 O A:HOH1111 2.7 28.7 1.0 O A:ARG205 3.0 28.0 1.0 O A:HOH1474 3.0 26.7 1.0 O A:HOH1376 3.0 18.2 1.0 OE1 A:GLU334 3.0 25.7 1.0 OD1 A:ASN204 3.2 27.1 1.0 O A:HOH822 3.6 25.3 1.0 O A:HOH1545 3.6 28.4 1.0 NH2 A:ARG288 4.0 17.2 1.0 CD A:GLU334 4.0 24.5 1.0 C A:ARG205 4.1 25.8 1.0 NH1 A:ARG288 4.2 18.7 1.0 CG A:ASN204 4.2 22.7 1.0 OE2 A:GLU334 4.2 25.4 1.0 CZ A:ARG288 4.3 18.7 1.0 N A:ARG205 4.5 18.4 1.0 ND2 A:ASN204 4.6 24.1 1.0 O A:HOH1283 4.7 34.5 1.0 O A:HOH1444 4.7 23.6 1.0 CA A:ARG205 4.9 21.1 1.0 N A:ALA207 4.9 33.3 1.0

Potassium binding site 2 out of 2 in the BT4246 with Galactose


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of BT4246 with Galactose within 5.0Å range: probe atom residue distance (Å) B Occ A:K702 b:20.0 occ:1.00 OG1 A:THR399 2.9 11.7 1.0 O A:LYS418 3.0 11.2 1.0 O A:VAL421 3.1 11.4 1.0 CE2 A:PHE398 3.6 12.7 1.0 CZ A:PHE398 3.7 10.6 1.0 C A:VAL421 3.8 11.5 1.0 C A:LYS418 3.9 9.1 1.0 CB A:VAL421 4.1 10.8 1.0 CB A:THR399 4.1 11.9 1.0 CD2 A:PHE398 4.2 11.3 1.0 CB A:LYS418 4.4 11.3 1.0 CA A:LYS418 4.4 10.5 1.0 CA A:VAL421 4.4 10.3 1.0 CE1 A:PHE398 4.4 10.8 1.0 CG1 A:VAL421 4.5 13.1 1.0 O A:HOH1177 4.6 27.4 1.0 N A:GLY422 4.7 9.7 1.0 N A:THR399 4.7 10.6 1.0 N A:VAL421 4.7 10.4 1.0 CA A:GLY422 4.9 9.8 1.0 CG A:PHE398 4.9 11.0 1.0 CD1 A:PHE398 5.0 11.9 1.0

D.A.Ndeh, S.Nakjang, K.J.Kwiatkowski, N.M.Koropatkin, R.P.Hirt, D.N.Bolam. Mechanistic Insight Into Mucin Degradation By the Human Gut Microbiota Reveals Targeting of the Glycoprotein Core To Be Published.