Calcium in PDB 4lcv: Crystal Structure of DOC2B C2A Domain

The structure of Crystal Structure of DOC2B C2A Domain, PDB code: 4lcv was solved by M.Giladi, L.Almagor, J.A.Hirsch, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	47.58 / 2.00
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	43.632, 95.151, 67.816, 90.00, 99.95, 90.00
R / Rfree (%)	18.7 / 23.2

The binding sites of Calcium atom in the Crystal Structure of DOC2B C2A Domain (pdb code 4lcv). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of DOC2B C2A Domain, PDB code: 4lcv:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of DOC2B C2A Domain


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 DOC2B C2A Domain within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca301 b:19.6 occ:0.32 OD2 C:ASP157 2.3 60.6 1.0 OD1 C:ASP220 2.3 62.3 1.0 OD1 C:ASP218 2.4 27.3 1.0 OD2 C:ASP163 2.4 39.6 1.0 OD1 C:ASP157 2.5 53.4 1.0 O C:GLU219 2.6 52.9 1.0 CG C:ASP157 2.7 57.6 1.0 CG C:ASP163 3.2 35.5 1.0 CG C:ASP218 3.2 35.9 1.0 OD2 C:ASP218 3.3 41.5 1.0 CB C:ASP163 3.5 29.6 1.0 CG C:ASP220 3.6 63.4 1.0 C C:GLU219 3.6 56.6 1.0 N C:ASP163 3.6 35.0 1.0 O C:HOH431 4.0 28.7 1.0 CA C:CA302 4.0 35.8 0.3 CA C:ASP220 4.1 51.2 1.0 CB C:ASP157 4.2 52.4 1.0 OD1 C:ASP163 4.2 32.8 1.0 CA C:ASP163 4.2 28.9 1.0 N C:ASP220 4.2 51.1 1.0 C C:ALA162 4.3 41.3 1.0 O C:HOH435 4.3 35.1 1.0 OD2 C:ASP220 4.4 69.2 1.0 CB C:ASP220 4.4 54.9 1.0 N C:GLU219 4.5 59.2 1.0 CA C:ALA162 4.5 33.4 1.0 CB C:ASP218 4.6 27.7 1.0 C C:ASP218 4.7 27.0 1.0 CA C:GLU219 4.7 55.8 1.0 O C:ASP218 5.0 29.0 1.0

Calcium binding site 2 out of 2 in the Crystal Structure of DOC2B C2A Domain


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of DOC2B C2A Domain within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca302 b:35.8 occ:0.29 OD2 C:ASP220 2.2 69.2 1.0 OE1 C:GLU226 2.4 79.4 1.0 OD2 C:ASP218 2.4 41.5 1.0 OD1 C:ASP157 2.4 53.4 1.0 OE2 C:GLU226 2.7 78.9 1.0 OD1 C:ASP220 2.8 62.3 1.0 CD C:GLU226 2.8 78.6 1.0 CG C:ASP220 2.8 63.4 1.0 O C:MET156 2.9 69.3 1.0 C C:MET156 3.6 57.8 1.0 CG C:ASP218 3.6 35.9 1.0 CG C:ASP157 3.7 57.6 1.0 CA C:CA301 4.0 19.6 0.3 CA C:ASP157 4.1 53.3 1.0 CG C:GLU226 4.1 79.4 1.0 CB C:MET156 4.1 42.2 1.0 N C:ASP157 4.1 53.5 1.0 CB C:ASP220 4.3 54.9 1.0 OD1 C:ASP218 4.3 27.3 1.0 CB C:ASP157 4.4 52.4 1.0 CA C:MET156 4.5 54.7 1.0 OD2 C:ASP157 4.6 60.6 1.0 CB C:GLU226 4.7 46.3 1.0 CB C:ASP218 4.7 27.7 1.0

M.Giladi, L.Michaeli, L.Almagor, D.Bar-On, T.Buki, U.Ashery, D.Khananshvili, J.A.Hirsch. The C2B Domain Is the Primary Ca(2+) Sensor in DOC2B: A Structural and Functional Analysis. J.Mol.Biol. V. 425 4629 2013.
ISSN: ISSN 0022-2836
PubMed: 23994332
DOI: 10.1016/J.JMB.2013.08.017