Calcium in PDB 7p3d: Mhc I A02 Allele Presenting Ylqprtfll

The structure of Mhc I A02 Allele Presenting Ylqprtfll, PDB code: 7p3d was solved by P.J.Rizkallah, A.K.Sewell, A.Wall, A.Fuller, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	51.89 / 1.67
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	56.629, 79.416, 57.892, 90, 116.44, 90
R / Rfree (%)	18.9 / 23.1

The binding sites of Calcium atom in the Mhc I A02 Allele Presenting Ylqprtfll (pdb code 7p3d). 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 Mhc I A02 Allele Presenting Ylqprtfll, PDB code: 7p3d:

Calcium binding site 1 out of 1 in the Mhc I A02 Allele Presenting Ylqprtfll


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Mhc I A02 Allele Presenting Ylqprtfll within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca104 b:49.2 occ:1.00 O B:HOH310 2.4 24.9 1.0 O B:HIS84 2.4 20.4 1.0 O B:LEU87 2.4 30.6 1.0 OD1 B:ASN83 2.5 25.2 1.0 O B:HOH254 2.6 36.1 1.0 O B:HOH311 2.6 31.3 1.0 CG B:ASN83 3.5 24.8 1.0 C B:HIS84 3.5 19.4 1.0 C B:LEU87 3.6 31.0 1.0 ND2 B:ASN83 3.8 27.3 1.0 N B:HIS84 3.9 18.5 1.0 N B:LEU87 4.0 26.8 1.0 CA B:VAL85 4.1 21.9 1.0 CA B:LEU87 4.2 28.7 1.0 N B:VAL85 4.2 19.6 1.0 C B:VAL85 4.3 23.0 1.0 CB B:LEU87 4.3 27.0 1.0 O B:VAL85 4.3 24.8 1.0 CA B:HIS84 4.4 17.6 1.0 N B:SER88 4.6 34.1 1.0 CB B:ASN83 4.7 21.9 1.0 C B:SER88 4.8 37.3 1.0 C B:ASN83 4.9 17.9 1.0 CA B:SER88 4.9 36.8 1.0 N B:THR86 4.9 22.3 1.0 N B:GLN89 5.0 35.6 1.0

P.J.Rizkallah, A.K.Sewell, A.Wall, A.Fuller. Emergence of Immune Escape at Dominant Sars-Cov-2 Killer T-Cell Epitope Medrxiv 2021.
DOI: 10.1101/2021.06.21.21259010