Magnesium in PDB 6fsb: Influenza B/Memphis/13/03 Endonuclease with I38T Mutation

The structure of Influenza B/Memphis/13/03 Endonuclease with I38T Mutation, PDB code: 6fsb was solved by S.Cusack, V.Speranzini, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	46.10 / 1.80
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	37.980, 61.450, 92.630, 90.00, 95.47, 90.00
R / Rfree (%)	19.7 / 23.6

The structure of Influenza B/Memphis/13/03 Endonuclease with I38T Mutation also contains other interesting chemical elements:

Manganese

(Mn)

2 atoms

The binding sites of Magnesium atom in the Influenza B/Memphis/13/03 Endonuclease with I38T Mutation (pdb code 6fsb). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Influenza B/Memphis/13/03 Endonuclease with I38T Mutation, PDB code: 6fsb:

Magnesium binding site 1 out of 1 in the Influenza B/Memphis/13/03 Endonuclease with I38T Mutation


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Influenza B/Memphis/13/03 Endonuclease with I38T Mutation within 5.0Å range: probe atom residue distance (Å) B Occ B:Mg201 b:39.9 occ:1.00 OD1 B:ASP109 2.0 30.1 1.0 OE1 B:GLU81 2.6 44.4 1.0 O B:HOH314 2.8 29.3 1.0 CG B:ASP109 3.0 26.4 1.0 OD2 B:ASP109 3.4 25.0 1.0 CD B:GLU81 3.7 53.0 1.0 CE1 B:HIS41 3.9 34.8 1.0 OE2 B:GLU120 4.1 52.4 1.0 O B:LEU107 4.3 32.6 1.0 O B:HOH304 4.3 47.1 1.0 O B:ALA108 4.3 24.4 1.0 CB B:ASP109 4.3 25.8 1.0 OE1 B:GLU120 4.4 52.4 1.0 OE2 B:GLU81 4.5 55.7 1.0 NE2 B:HIS41 4.5 30.6 1.0 CA B:ASP109 4.5 21.5 1.0 C B:ALA108 4.5 20.0 1.0 N B:ASP109 4.5 23.0 1.0 CG B:GLU81 4.6 45.6 1.0 CD B:GLU120 4.7 47.6 1.0 CB B:GLU81 4.8 40.1 1.0 ND1 B:HIS41 4.8 28.9 1.0

S.Omoto, V.Speranzini, T.Hashimoto, T.Noshi, H.Yamaguchi, M.Kawai, K.Kawaguchi, T.Uehara, T.Shishido, A.Naito, S.Cusack. Characterization of Influenza Virus Variants Induced By Treatment with the Endonuclease Inhibitor Baloxavir Marboxil. Sci Rep V. 8 9633 2018.
ISSN: ESSN 2045-2322
PubMed: 29941893
DOI: 10.1038/S41598-018-27890-4