Sodium in PDB 7egl: Bicarbonate Transporter Complex Sbta-Sbtb Bound to HCO3-

The structure of Bicarbonate Transporter Complex Sbta-Sbtb Bound to HCO3-, PDB code: 7egl was solved by S.Fang, X.Huang, X.Zhang, P.Zhang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.77 / 3.20
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	107.239, 107.239, 352.219, 90, 90, 120
R / Rfree (%)	21.3 / 27

The binding sites of Sodium atom in the Bicarbonate Transporter Complex Sbta-Sbtb Bound to HCO3- (pdb code 7egl). 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 Bicarbonate Transporter Complex Sbta-Sbtb Bound to HCO3-, PDB code: 7egl:

Sodium binding site 1 out of 1 in the Bicarbonate Transporter Complex Sbta-Sbtb Bound to HCO3-


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Bicarbonate Transporter Complex Sbta-Sbtb Bound to HCO3- within 5.0Å range: probe atom residue distance (Å) B Occ A:Na402 b:25.9 occ:1.00 O A:ALA320 2.3 40.1 1.0 O A:PHE110 2.6 34.9 1.0 O A:ALA112 2.6 38.0 1.0 O A:SER322 2.6 35.7 1.0 O A:GLY111 2.9 40.6 1.0 O A:ILE319 3.2 35.3 1.0 C A:ALA320 3.2 39.3 1.0 C A:GLY111 3.3 35.2 1.0 C A:ALA112 3.5 34.5 1.0 C A:PHE110 3.6 35.2 1.0 C A:SER322 3.7 38.2 1.0 CA A:ALA320 3.7 33.0 1.0 CA A:GLY111 3.8 35.3 1.0 N A:SER322 4.0 39.0 1.0 OG A:SER322 4.0 33.6 1.0 N A:ALA112 4.1 25.7 1.0 SD A:MET143 4.1 27.1 1.0 C A:ILE319 4.2 28.2 1.0 N A:GLY111 4.2 33.9 1.0 O A:HOH505 4.2 36.9 1.0 N A:VAL113 4.3 32.4 1.0 C A:ALA321 4.3 39.9 1.0 CA A:VAL113 4.3 27.4 1.0 N A:ALA321 4.3 36.9 1.0 CA A:SER322 4.3 38.6 1.0 CA A:ALA112 4.4 24.6 1.0 N A:ALA320 4.4 28.6 1.0 CA A:PHE110 4.6 35.2 1.0 CD1 A:ILE84 4.7 30.1 1.0 O A:ALA321 4.7 42.2 1.0 CA A:ALA321 4.8 34.7 1.0 CB A:SER322 4.8 35.5 1.0 N A:SER323 4.8 37.7 1.0 O A:LEU109 4.8 37.8 1.0

S.Fang, X.Huang, X.Zhang, P.Zhang. Molecular Mechanism Underlying Transport and Allosteric Inhibition of Bicarbonate Transporter Sbta To Be Published.