Sodium in PDB 2ybf: Complex of RAD18 (RAD6 Binding Domain) with RAD6B

All present enzymatic activity of Complex of RAD18 (RAD6 Binding Domain) with RAD6B:
6.3.2.19;

The structure of Complex of RAD18 (RAD6 Binding Domain) with RAD6B, PDB code: 2ybf was solved by R.G.Hibbert, T.K.Sixma, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	24.92 / 2.00
Space group	P 65 2 2
Cell size a, b, c (Å), α, β, γ (°)	58.210, 58.210, 167.070, 90.00, 90.00, 120.00
R / Rfree (%)	19.89 / 24.204

The binding sites of Sodium atom in the Complex of RAD18 (RAD6 Binding Domain) with RAD6B (pdb code 2ybf). 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 Complex of RAD18 (RAD6 Binding Domain) with RAD6B, PDB code: 2ybf:

Sodium binding site 1 out of 1 in the Complex of RAD18 (RAD6 Binding Domain) with RAD6B


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Complex of RAD18 (RAD6 Binding Domain) with RAD6B within 5.0Å range: probe atom residue distance (Å) B Occ A:Na1155 b:49.5 occ:1.00 O4 A:SO41154 2.9 48.4 1.0 O1 A:SO41154 3.0 48.6 1.0 O A:HOH2004 3.2 23.8 1.0 S A:SO41154 3.4 49.0 1.0 NH1 A:ARG8 4.0 31.4 1.0 O2 A:SO41154 4.1 48.3 1.0 CZ A:ARG8 4.5 28.7 1.0 O3 A:SO41154 4.7 48.9 1.0 O A:HOH2007 4.9 18.1 1.0 NH2 A:ARG8 5.0 32.8 1.0

R.G.Hibbert, A.Huang, R.Boelens, T.K.Sixma. E3 Ligase RAD18 Promotes Monoubiquitination Rather Than Ubiquitin Chain Formation By E2 Enzyme RAD6. Proc.Natl.Acad.Sci.Usa V. 108 5590 2011.
ISSN: ISSN 0027-8424
PubMed: 21422291
DOI: 10.1073/PNAS.1017516108