Sodium in PDB 1q20: Crystal Structure of Human Cholesterol Sulfotransferase (SULT2B1B) in the Presence of Pap and Pregnenolone

The structure of Crystal Structure of Human Cholesterol Sulfotransferase (SULT2B1B) in the Presence of Pap and Pregnenolone, PDB code: 1q20 was solved by K.A.Lee, H.Fuda, Y.C.Lee, M.Negishi, C.A.Strott, L.C.Pedersen, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	24.96 / 2.30
Space group	P 41 21 2
Cell size a, b, c (Å), α, β, γ (°)	75.962, 75.962, 253.623, 90.00, 90.00, 90.00
R / Rfree (%)	21.1 / 22.5

The binding sites of Sodium atom in the Crystal Structure of Human Cholesterol Sulfotransferase (SULT2B1B) in the Presence of Pap and Pregnenolone (pdb code 1q20). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Crystal Structure of Human Cholesterol Sulfotransferase (SULT2B1B) in the Presence of Pap and Pregnenolone, PDB code: 1q20:

Sodium binding site 1 out of 1 in the Crystal Structure of Human Cholesterol Sulfotransferase (SULT2B1B) in the Presence of Pap and Pregnenolone


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Crystal Structure of Human Cholesterol Sulfotransferase (SULT2B1B) in the Presence of Pap and Pregnenolone within 5.0Å range: probe atom residue distance (Å) B Occ A:Na313 b:48.2 occ:1.00 O A:HOH481 2.1 64.6 1.0 O A:ALA163 2.2 37.2 1.0 O A:LEU166 2.2 43.7 1.0 O A:SER160 2.3 38.3 1.0 O A:HOH480 2.5 54.3 1.0 C A:LEU166 3.3 42.6 1.0 C A:ALA163 3.3 35.5 1.0 C A:SER160 3.5 38.0 1.0 N A:ALA163 3.9 37.2 1.0 CA A:LEU166 4.0 40.4 1.0 CA A:ALA163 4.1 35.3 1.0 CB A:LEU166 4.1 37.8 1.0 O A:LYS161 4.1 39.2 1.0 N A:LEU166 4.2 38.5 1.0 C A:LYS161 4.2 39.1 1.0 C A:LYS167 4.2 46.2 1.0 O A:LYS167 4.3 46.5 1.0 N A:GLY164 4.3 36.0 1.0 N A:LYS167 4.3 44.7 1.0 CA A:GLY164 4.5 35.6 1.0 CA A:SER160 4.5 36.8 1.0 N A:LYS161 4.5 38.4 1.0 CA A:LYS161 4.5 40.0 1.0 CB A:ALA163 4.5 36.2 1.0 CA A:LYS167 4.5 47.4 1.0 C A:GLY164 4.5 36.8 1.0 N A:ASP168 4.5 46.2 1.0 O A:GLY164 4.6 35.8 1.0 C A:ILE162 4.6 37.2 1.0 N A:ILE162 4.6 38.2 1.0 CA A:ASP168 5.0 47.4 1.0

K.A.Lee, H.Fuda, Y.C.Lee, M.Negishi, C.A.Strott, L.C.Pedersen. Crystal Structure of Human Cholesterol Sulfotransferase (SULT2B1B) in the Presence of Pregnenolone and 3'-Phosphoadenosine 5'-Phosphate. Rationale For Specificity Differences Between Prototypical SULT2A1 and the SULT2BG1 Isoforms. J.Biol.Chem. V. 278 44593 2003.
ISSN: ISSN 0021-9258
PubMed: 12923182
DOI: 10.1074/JBC.M308312200