Calcium in PDB 1wy9: Crystal Structure of Microglia-Specific Protein, IBA1

The structure of Crystal Structure of Microglia-Specific Protein, IBA1, PDB code: 1wy9 was solved by M.Yamada, Y.Imai, S.Kohsaka, S.Kamitori, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	35.61 / 2.10
Space group	P 32 2 1
Cell size a, b, c (Å), α, β, γ (°)	44.056, 44.056, 99.144, 90.00, 90.00, 120.00
R / Rfree (%)	21.7 / 25.1

The binding sites of Calcium atom in the Crystal Structure of Microglia-Specific Protein, IBA1 (pdb code 1wy9). 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 Microglia-Specific Protein, IBA1, PDB code: 1wy9:

Calcium binding site 1 out of 1 in the Crystal Structure of Microglia-Specific Protein, IBA1


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 Microglia-Specific Protein, IBA1 within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca148 b:53.8 occ:1.00 O A:THR100 2.2 28.8 1.0 O A:SER97 2.4 32.7 1.0 OG A:SER94 2.5 32.5 1.0 O A:HOH170 2.5 35.3 1.0 OG1 A:THR100 2.6 31.6 1.0 C A:THR100 3.1 30.8 1.0 OD1 A:ASP105 3.3 30.9 1.0 CB A:SER94 3.4 37.9 1.0 N A:SER97 3.5 33.9 1.0 C A:GLY96 3.5 34.0 1.0 C A:SER97 3.5 32.7 1.0 CB A:THR100 3.6 33.4 1.0 CA A:THR100 3.6 31.7 1.0 N A:THR100 3.7 32.4 1.0 CA A:GLY96 3.8 36.3 1.0 O A:GLY96 3.9 32.4 1.0 N A:GLY96 4.0 38.8 1.0 CG2 A:ILE90 4.1 38.1 1.0 CA A:SER97 4.1 33.5 1.0 N A:PHE101 4.1 29.6 1.0 OG A:SER97 4.3 37.0 1.0 CG A:ASP105 4.5 30.4 1.0 CA A:PHE101 4.5 29.5 1.0 O A:HOH179 4.5 38.6 1.0 N A:SER102 4.5 27.6 1.0 O A:HOH168 4.6 46.5 1.0 N A:GLU98 4.7 31.4 1.0 O A:HOH152 4.7 29.9 1.0 CA A:SER94 4.8 40.2 1.0 CB A:SER97 4.8 32.6 1.0 CG2 A:THR100 4.9 33.4 1.0 N A:GLU99 4.9 30.6 1.0 OD2 A:ASP105 5.0 29.5 1.0 C A:PHE101 5.0 28.3 1.0

M.Yamada, K.Ohsawa, Y.Imai, S.Kohsaka, S.Kamitori. X-Ray Structures of the Microglia/Macrophage-Specific Protein IBA1 From Human and Mouse Demonstrate Novel Molecular Conformation Change Induced By Calcium Binding J.Mol.Biol. V. 364 449 2006.
ISSN: ISSN 0022-2836
PubMed: 17011575
DOI: 10.1016/J.JMB.2006.09.027