Potassium in PDB 4ifb: Crystal Structure of Sult 2A1 Llgg Mutant with Paps

All present enzymatic activity of Crystal Structure of Sult 2A1 Llgg Mutant with Paps:
2.8.2.14;

The structure of Crystal Structure of Sult 2A1 Llgg Mutant with Paps, PDB code: 4ifb was solved by J.Kim, R.Toro, R.Bhosle, I.Cook, T.Wang, C.N.Falany, T.S.Leyh, S.C.Almo, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.59 / 2.30
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	73.374, 94.683, 129.468, 90.00, 90.00, 90.00
R / Rfree (%)	17.3 / 21.3

The binding sites of Potassium atom in the Crystal Structure of Sult 2A1 Llgg Mutant with Paps (pdb code 4ifb). 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 Sult 2A1 Llgg Mutant with Paps, PDB code: 4ifb:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of Sult 2A1 Llgg Mutant with Paps


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 Sult 2A1 Llgg Mutant with Paps within 5.0Å range: probe atom residue distance (Å) B Occ A:K303 b:37.2 occ:1.00 O A:PHE179 2.6 21.3 1.0 O A:GLU176 2.7 24.2 1.0 O A:HOH497 2.8 51.4 1.0 O A:ARG174 2.9 29.2 1.0 O A:HOH496 2.9 41.2 1.0 O A:HOH429 3.2 31.6 1.0 C A:GLU176 3.8 27.5 1.0 C A:PHE179 3.9 23.7 1.0 C A:ARG174 3.9 29.2 1.0 C A:GLU175 4.0 32.1 1.0 N A:GLU176 4.1 28.4 1.0 CA A:GLU175 4.1 35.2 1.0 O A:GLU175 4.3 35.4 1.0 N A:GLU175 4.4 28.4 1.0 O A:HOH508 4.5 41.1 1.0 CA A:GLU176 4.6 26.9 1.0 N A:PHE179 4.6 22.1 1.0 CA A:PHE179 4.7 21.9 1.0 N A:LYS177 4.7 26.7 1.0 CB A:PHE179 4.7 22.5 1.0 CA A:LYS177 4.8 32.6 1.0 O A:LYS177 4.8 28.5 1.0 N A:LEU180 4.8 21.1 1.0 C A:LYS177 4.8 31.1 1.0 CA A:LEU180 4.9 18.1 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of Sult 2A1 Llgg Mutant with Paps


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 Sult 2A1 Llgg Mutant with Paps within 5.0Å range: probe atom residue distance (Å) B Occ B:K304 b:37.2 occ:1.00 O B:HOH483 2.7 39.1 1.0 O B:PHE179 2.8 24.0 1.0 O B:ARG174 2.8 31.2 1.0 O B:GLU176 2.8 29.8 1.0 O B:HOH418 3.0 41.7 1.0 O B:HOH424 3.4 29.5 1.0 O B:GLU175 3.8 42.6 1.0 C B:GLU176 3.9 31.5 1.0 C B:ARG174 3.9 31.6 1.0 C B:GLU175 3.9 34.7 1.0 C B:PHE179 3.9 21.4 1.0 CA B:GLU175 4.2 36.4 1.0 N B:GLU176 4.3 31.9 1.0 N B:GLU175 4.5 31.8 1.0 CB B:PHE179 4.6 23.5 1.0 N B:PHE179 4.6 22.9 1.0 CA B:PHE179 4.6 22.4 1.0 N B:LYS177 4.7 29.4 1.0 CA B:GLU176 4.7 30.6 1.0 CA B:LYS177 4.8 33.9 1.0 O B:LYS177 4.8 23.7 1.0 C B:LYS177 4.8 27.0 1.0 N B:LEU180 4.9 18.7 1.0 CA B:ARG174 5.0 28.4 1.0

J.Kim, R.Toro, R.Bhosle, I.Cook, T.Wang, C.N.Falany, T.S.Leyh, S.C.Almo. Sulfotransferase Selectivity at the Molecular Level To Be Published.