Potassium in PDB 2a6v: Crystal Structure of EMP46P Carbohydrate Recognition Domain (Crd), Potassium-Bound Form

The structure of Crystal Structure of EMP46P Carbohydrate Recognition Domain (Crd), Potassium-Bound Form, PDB code: 2a6v was solved by T.Satoh, K.Sato, A.Kanoh, K.Yamashita, R.Kato, A.Nakano, S.Wakatsuki, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 1.52
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	54.320, 55.890, 77.470, 90.00, 108.28, 90.00
R / Rfree (%)	18.9 / 21.8

The binding sites of Potassium atom in the Crystal Structure of EMP46P Carbohydrate Recognition Domain (Crd), Potassium-Bound Form (pdb code 2a6v). 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 EMP46P Carbohydrate Recognition Domain (Crd), Potassium-Bound Form, PDB code: 2a6v:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of EMP46P Carbohydrate Recognition Domain (Crd), Potassium-Bound Form


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 EMP46P Carbohydrate Recognition Domain (Crd), Potassium-Bound Form within 5.0Å range: probe atom residue distance (Å) B Occ A:K1 b:15.9 occ:1.00 O A:SER144 2.6 17.1 1.0 O A:ILE141 2.6 18.0 1.0 O A:HOH262 2.8 16.8 1.0 O A:HOH241 2.9 16.3 1.0 OH A:TYR131 2.9 14.3 1.0 O A:GLU142 2.9 20.6 1.0 C A:GLU142 3.6 20.4 1.0 C A:ILE141 3.7 19.1 1.0 C A:SER144 3.8 17.4 1.0 CZ A:TYR131 3.8 11.6 1.0 CE1 A:TYR131 3.9 12.4 1.0 O A:HOH389 4.1 17.3 1.0 CA A:GLU142 4.2 20.7 1.0 N A:SER144 4.2 18.8 1.0 CD2 A:TYR146 4.3 13.3 1.0 N A:SER143 4.3 20.4 1.0 N A:GLU142 4.4 19.3 1.0 C A:SER143 4.4 19.8 1.0 O A:HOH272 4.5 22.6 1.0 CE2 A:TYR146 4.6 12.3 1.0 OD1 A:ASP121 4.6 13.9 1.0 CA A:SER144 4.6 17.8 1.0 O A:ASP140 4.7 20.5 1.0 NH2 A:ARG119 4.7 16.5 1.0 N A:PRO145 4.7 16.7 1.0 CA A:ILE141 4.7 19.0 1.0 CA A:PRO145 4.7 16.2 1.0 CA A:SER143 4.7 20.9 1.0 O A:HOH245 4.8 13.5 1.0 O A:HOH288 4.8 20.8 1.0 N A:TYR146 4.9 14.2 1.0 OD1 A:ASP122 4.9 23.9 1.0 O A:SER143 4.9 20.2 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of EMP46P Carbohydrate Recognition Domain (Crd), Potassium-Bound Form


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 EMP46P Carbohydrate Recognition Domain (Crd), Potassium-Bound Form within 5.0Å range: probe atom residue distance (Å) B Occ A:K2 b:27.4 occ:1.00 O A:TRP32 2.6 16.6 1.0 O B:HOH248 2.7 21.2 1.0 O A:LEU29 2.8 16.1 1.0 O A:HOH452 2.9 33.2 1.0 O A:HOH380 3.2 35.7 1.0 O A:HOH383 3.5 26.6 1.0 O A:HOH431 3.6 39.9 1.0 OD1 B:ASP67 3.6 29.7 1.0 C A:LEU29 3.7 15.6 1.0 OD2 B:ASP67 3.7 28.8 1.0 C A:TRP32 3.8 15.0 1.0 CG B:ASP67 4.0 26.2 1.0 CB A:LEU29 4.2 16.4 1.0 CA A:SER30 4.3 15.9 1.0 CD1 A:LEU34 4.3 17.6 1.0 NZ A:LYS60 4.4 25.7 1.0 N A:SER30 4.4 15.8 1.0 N A:TRP32 4.5 14.6 1.0 C A:SER30 4.6 16.0 1.0 CA A:TRP32 4.6 14.9 1.0 O A:SER30 4.6 16.2 1.0 CA A:LEU29 4.6 16.1 1.0 CE A:LYS60 4.7 22.0 1.0 N A:THR33 4.8 14.8 1.0 CB A:TRP32 4.8 14.5 1.0 CA A:THR33 4.9 15.6 1.0

T.Satoh, K.Sato, A.Kanoh, K.Yamashita, Y.Yamada, N.Igarashi, R.Kato, A.Nakano, S.Wakatsuki. Structures of the Carbohydrate Recognition Domain of CA2+-Independent Cargo Receptors EMP46P and EMP47P. J.Biol.Chem. V. 281 10410 2006.
ISSN: ISSN 0021-9258
PubMed: 16439369
DOI: 10.1074/JBC.M512258200