Calcium in PDB 5kca: Crystal Structure of the CBLN1 C1Q Domain Trimer in Complex with the Amino-Terminal Domain (Atd) of Iglur Delta-2 (GLUD2)

The structure of Crystal Structure of the CBLN1 C1Q Domain Trimer in Complex with the Amino-Terminal Domain (Atd) of Iglur Delta-2 (GLUD2), PDB code: 5kca was solved by J.Elegheert, A.R.Aricescu, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.02 / 3.10
Space group	P 61 2 2
Cell size a, b, c (Å), α, β, γ (°)	142.680, 142.680, 276.140, 90.00, 90.00, 120.00
R / Rfree (%)	20.4 / 23.1

The binding sites of Calcium atom in the Crystal Structure of the CBLN1 C1Q Domain Trimer in Complex with the Amino-Terminal Domain (Atd) of Iglur Delta-2 (GLUD2) (pdb code 5kca). 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 Crystal Structure of the CBLN1 C1Q Domain Trimer in Complex with the Amino-Terminal Domain (Atd) of Iglur Delta-2 (GLUD2), PDB code: 5kca:

Calcium binding site 1 out of 1 in the Crystal Structure of the CBLN1 C1Q Domain Trimer in Complex with the Amino-Terminal Domain (Atd) of Iglur Delta-2 (GLUD2)


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystal Structure of the CBLN1 C1Q Domain Trimer in Complex with the Amino-Terminal Domain (Atd) of Iglur Delta-2 (GLUD2) within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1001 b:90.3 occ:1.00 O A:SER763 2.8 75.4 1.0 O A:VAL760 2.9 49.0 1.0 O A:ARG761 3.3 51.0 1.0 CD1 A:TYR891 3.5 88.3 1.0 CE1 A:TYR891 3.7 76.5 1.0 C A:ARG761 3.8 50.2 1.0 C A:SER763 4.0 59.9 1.0 C A:VAL760 4.0 47.0 1.0 CA A:ARG761 4.1 53.0 1.0 N A:SER763 4.3 49.4 1.0 N A:ARG761 4.5 48.1 1.0 N A:ARG762 4.7 52.0 1.0 CG A:TYR891 4.7 79.9 1.0 OG A:SER763 4.8 57.5 1.0 CA A:SER763 4.8 54.9 1.0 N A:ILE764 4.9 58.6 1.0 CZ A:TYR891 4.9 95.9 1.0 CA A:ILE764 4.9 68.9 1.0 C A:ARG762 4.9 46.3 1.0 CG1 A:VAL760 5.0 59.9 1.0

J.Elegheert, W.Kakegawa, J.E.Clay, N.F.Shanks, E.Behiels, K.Matsuda, K.Kohda, E.Miura, M.Rossmann, N.Mitakidis, J.Motohashi, V.T.Chang, C.Siebold, I.H.Greger, T.Nakagawa, M.Yuzaki, A.R.Aricescu. Structural Basis For Integration of Glud Receptors Within Synaptic Organizer Complexes. Science V. 353 295 2016.
ISSN: ESSN 1095-9203
PubMed: 27418511
DOI: 10.1126/SCIENCE.AAE0104