Calcium in PDB 7jyw: Crystal Structure of Hla A*2402 in Complex with Tyqwiirnw, An 9-Mer Influenza Epitope

The structure of Crystal Structure of Hla A*2402 in Complex with Tyqwiirnw, An 9-Mer Influenza Epitope, PDB code: 7jyw was solved by S.Gras, A.T.Nguyen, C.Szeto, J.Rossjohn, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.16 / 2.90
Space group	P 65 2 2
Cell size a, b, c (Å), α, β, γ (°)	87.295, 87.295, 312.441, 90, 90, 120
R / Rfree (%)	24.1 / 27.5

The structure of Crystal Structure of Hla A*2402 in Complex with Tyqwiirnw, An 9-Mer Influenza Epitope also contains other interesting chemical elements:

Nickel	(Ni)	1 atom
Sodium	(Na)	2 atoms

The binding sites of Calcium atom in the Crystal Structure of Hla A*2402 in Complex with Tyqwiirnw, An 9-Mer Influenza Epitope (pdb code 7jyw). 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 Hla A*2402 in Complex with Tyqwiirnw, An 9-Mer Influenza Epitope, PDB code: 7jyw:

Calcium binding site 1 out of 1 in the Crystal Structure of Hla A*2402 in Complex with Tyqwiirnw, An 9-Mer Influenza Epitope


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 Hla A*2402 in Complex with Tyqwiirnw, An 9-Mer Influenza Epitope within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca301 b:90.2 occ:1.00 NH1 A:ARG21 3.5 108.9 1.0 NE2 B:HIS51 3.6 103.7 1.0 NH2 A:ARG21 3.8 98.6 1.0 CZ A:ARG21 4.1 116.0 1.0 CE1 B:HIS51 4.1 103.3 1.0 CD2 B:HIS51 4.8 104.0 1.0

A.T.Nguyen, C.Szeto, J.Rossjohn, S.Gras. Crystal Structure of Hla A*2402 in Complex with Iyfspirvtf, An 10-Mer Influenza B Epitope Nat Commun 2021.
ISSN: ESSN 2041-1723