Calcium in PDB 2qej: Crystal Structure of A Staphylococcus Aureus Protein (SSL7) in Complex with Fc of Human IGA1

The structure of Crystal Structure of A Staphylococcus Aureus Protein (SSL7) in Complex with Fc of Human IGA1, PDB code: 2qej was solved by P.A.Ramsland, N.Willoughby, H.M.Trist, W.Farrugia, P.M.Hogarth, J.D.Fraser, B.D.Wines, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.82 / 3.20
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	71.306, 109.263, 170.863, 90.00, 90.00, 90.00
R / Rfree (%)	22.9 / 31.2

The binding sites of Calcium atom in the Crystal Structure of A Staphylococcus Aureus Protein (SSL7) in Complex with Fc of Human IGA1 (pdb code 2qej). 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 A Staphylococcus Aureus Protein (SSL7) in Complex with Fc of Human IGA1, PDB code: 2qej:

Calcium binding site 1 out of 1 in the Crystal Structure of A Staphylococcus Aureus Protein (SSL7) in Complex with Fc of Human IGA1


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 A Staphylococcus Aureus Protein (SSL7) in Complex with Fc of Human IGA1 within 5.0Å range: probe atom residue distance (Å) B Occ C:Ca554 b:30.6 occ:1.00 OD1 C:ASP12 2.8 45.0 1.0 CG C:ASP12 3.5 45.0 1.0 OD2 C:ASP12 3.8 45.0 1.0 CG1 C:ILE13 4.2 15.0 1.0 N C:ILE13 4.4 21.8 1.0 CA C:ASP12 4.4 26.9 1.0 CB C:ASP12 4.6 45.0 1.0 CB C:ILE13 4.7 15.0 1.0 NZ C:LYS155 4.7 2.1 1.0 C C:ASP12 4.8 26.9 1.0 CD C:LYS155 4.9 2.1 1.0

P.A.Ramsland, N.Willoughby, H.M.Trist, W.Farrugia, P.M.Hogarth, J.D.Fraser, B.D.Wines. Structural Basis For Evasion of Iga Immunity By Staphylococcus Aureus Revealed in the Complex of SSL7 with Fc of Human IGA1 Proc.Natl.Acad.Sci.Usa V. 104 15051 2007.
ISSN: ISSN 0027-8424
PubMed: 17848512
DOI: 10.1073/PNAS.0706028104