Calcium in PDB 2jg9: Crystallographic Structure of Human C1Q Globular Heads (P1)

The structure of Crystallographic Structure of Human C1Q Globular Heads (P1), PDB code: 2jg9 was solved by H.Paidassi, P.Tacnet-Delorme, V.Garlatti, C.Darnault, B.Ghebrehiwet, C.Gaboriaud, G.J.Arlaud, P.Frachet, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	15.00 / 1.90
Space group	P 1
Cell size a, b, c (Å), α, β, γ (°)	48.150, 48.240, 87.790, 92.45, 92.65, 113.53
R / Rfree (%)	21.4 / 26

The binding sites of Calcium atom in the Crystallographic Structure of Human C1Q Globular Heads (P1) (pdb code 2jg9). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystallographic Structure of Human C1Q Globular Heads (P1), PDB code: 2jg9:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystallographic Structure of Human C1Q Globular Heads (P1)


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Crystallographic Structure of Human C1Q Globular Heads (P1) within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca1224 b:9.3 occ:1.00 OE1 B:GLN179 2.1 9.0 1.0 O B:TYR173 2.3 9.5 1.0 OD2 B:ASP172 2.3 8.2 1.0 O B:HOH2008 2.5 10.5 1.0 OE1 A:GLN177 2.6 8.6 1.0 CG B:ASP172 3.3 8.7 1.0 CD B:GLN179 3.3 9.5 1.0 C B:TYR173 3.4 9.6 1.0 CD A:GLN177 3.6 9.8 1.0 N B:TYR173 3.9 8.8 1.0 OD1 B:ASP172 3.9 8.1 1.0 CB B:GLN179 4.0 9.1 1.0 O A:PHE176 4.0 11.5 1.0 C B:ASP172 4.2 8.4 1.0 NE2 B:GLN179 4.2 11.2 1.0 NE2 C:GLN173 4.2 11.2 1.0 NE2 A:GLN177 4.2 8.7 1.0 CG B:GLN179 4.2 8.3 1.0 CA B:TYR173 4.3 9.3 1.0 CB B:ASP172 4.3 6.4 1.0 N B:ALA174 4.3 9.8 1.0 CB B:ALA174 4.4 9.3 1.0 CA A:GLN177 4.5 9.5 1.0 CA B:ALA174 4.5 11.3 1.0 CA B:ASP172 4.6 7.4 1.0 O B:ASP172 4.6 8.3 1.0 CB A:GLN177 4.8 10.4 1.0 CG A:GLN177 4.8 8.4 1.0 O C:HOH2021 4.8 18.1 1.0

Calcium binding site 2 out of 2 in the Crystallographic Structure of Human C1Q Globular Heads (P1)


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystallographic Structure of Human C1Q Globular Heads (P1) within 5.0Å range: probe atom residue distance (Å) B Occ E:Ca1224 b:9.4 occ:1.00 OE1 E:GLN179 2.3 8.6 1.0 OD2 E:ASP172 2.3 8.0 1.0 O E:TYR173 2.3 9.5 1.0 OE1 D:GLN177 2.3 7.6 1.0 O D:HOH2017 2.4 13.5 1.0 CG E:ASP172 3.3 8.5 1.0 CD D:GLN177 3.4 9.8 1.0 C E:TYR173 3.4 9.6 1.0 CD E:GLN179 3.4 9.5 1.0 N E:TYR173 3.9 8.8 1.0 O D:PHE176 3.9 11.5 1.0 OD1 E:ASP172 4.0 7.7 1.0 NE2 D:GLN177 4.0 8.6 1.0 CB E:GLN179 4.1 9.3 1.0 C E:ASP172 4.2 8.4 1.0 CA E:TYR173 4.3 9.3 1.0 NE2 F:GLN173 4.3 10.9 1.0 CB E:ASP172 4.3 6.8 1.0 NE2 E:GLN179 4.3 11.0 1.0 N E:ALA174 4.4 9.8 1.0 O D:HOH2016 4.4 17.1 1.0 CG E:GLN179 4.4 8.2 1.0 CA D:GLN177 4.4 9.5 1.0 CB E:ALA174 4.4 10.0 1.0 CA E:ALA174 4.5 11.3 1.0 CG D:GLN177 4.5 8.0 1.0 CB D:GLN177 4.6 10.2 1.0 CA E:ASP172 4.6 7.4 1.0 O E:ASP172 4.7 8.4 1.0 O E:HOH2008 4.9 14.0 1.0 C D:PHE176 5.0 11.3 1.0

H.Paidassi, P.Tacnet-Delorme, V.Garlatti, C.Darnault, B.Ghebrehiwet, C.Gaboriaud, G.J.Arlaud, P.Frachet. C1Q Binds Phosphatidylserine and Likely Acts As A Multiligand-Bridging Molecule in Apoptotic Cell Recognition. J.Immunol. V. 180 2329 2008.
ISSN: ISSN 0022-1767
PubMed: 18250442
DOI: 10.4049/JIMMUNOL.180.4.2329