Calcium in PDB 5egi: Structure of A Trimeric Intracellular Cation Channel From C. Elegans with Bound CA2+

The structure of Structure of A Trimeric Intracellular Cation Channel From C. Elegans with Bound CA2+, PDB code: 5egi was solved by H.T.Yang, M.H.Hu, Z.F.Liu, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 3.30
Space group	P 41 21 2
Cell size a, b, c (Å), α, β, γ (°)	102.050, 102.050, 279.990, 90.00, 90.00, 90.00
R / Rfree (%)	26.3 / 27.2

The binding sites of Calcium atom in the Structure of A Trimeric Intracellular Cation Channel From C. Elegans with Bound CA2+ (pdb code 5egi). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total only one binding site of Calcium was determined in the Structure of A Trimeric Intracellular Cation Channel From C. Elegans with Bound CA2+, PDB code: 5egi:

Calcium binding site 1 out of 1 in the Structure of A Trimeric Intracellular Cation Channel From C. Elegans with Bound CA2+


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Structure of A Trimeric Intracellular Cation Channel From C. Elegans with Bound CA2+ within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca302 b:0.1 occ:0.50 O B:HOH402 2.4 82.1 1.0 O C:HOH404 2.6 56.4 1.0 O B:HOH401 2.7 50.0 0.5 O C:HOH403 3.6 72.2 1.0 O A:HOH401 4.6 46.2 1.0

H.T.Yang, M.H.Hu, J.L.Guo, X.M.Ou, T.X.Cai, Z.F.Liu. Pore Architecture of Tric Channels and Insights Into Their Gating Mechanism Nature 2016.
ISSN: ESSN 1476-4687
DOI: 10.1038/NATURE19767