Chlorine in PDB 7mc6: Crystal Structure of the Sars-Cov-2 Exon-NSP10 Complex Containing MG2+ Ion

The structure of Crystal Structure of the Sars-Cov-2 Exon-NSP10 Complex Containing MG2+ Ion, PDB code: 7mc6 was solved by N.M.Moeller, K.Shi, S.Banerjee, L.Yin, H.Aihara, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	42.96 / 2.10
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	61.67, 70.32, 108.54, 90, 90, 90
R / Rfree (%)	19.7 / 21.9

The structure of Crystal Structure of the Sars-Cov-2 Exon-NSP10 Complex Containing MG2+ Ion also contains other interesting chemical elements:

Zinc	(Zn)	4 atoms
Magnesium	(Mg)	1 atom

The binding sites of Chlorine atom in the Crystal Structure of the Sars-Cov-2 Exon-NSP10 Complex Containing MG2+ Ion (pdb code 7mc6). This binding sites where shown within 5.0 Angstroms radius around Chlorine atom.
In total only one binding site of Chlorine was determined in the Crystal Structure of the Sars-Cov-2 Exon-NSP10 Complex Containing MG2+ Ion, PDB code: 7mc6:

Chlorine binding site 1 out of 1 in the Crystal Structure of the Sars-Cov-2 Exon-NSP10 Complex Containing MG2+ Ion


Mono view


Stereo pair view

A full contact list of Chlorine with other atoms in the Cl binding site number 1 of Crystal Structure of the Sars-Cov-2 Exon-NSP10 Complex Containing MG2+ Ion within 5.0Å range: probe atom residue distance (Å) B Occ A:Cl310 b:80.2 occ:1.00 OE1 A:GLU204 4.1 45.8 1.0 NH1 A:ARG180 4.1 44.2 1.0 NH2 A:ARG180 4.1 44.7 1.0 CD A:GLU204 4.3 48.6 1.0 CZ A:PHE240 4.3 33.4 1.0 CZ A:ARG180 4.4 45.0 1.0 CG A:GLU204 4.5 45.1 1.0 OE2 A:GLU204 4.8 45.5 1.0 CB A:PRO70 4.9 41.4 1.0 CE1 A:PHE240 4.9 38.8 1.0 NE A:ARG213 5.0 42.6 1.0

N.H.Moeller, K.Shi, O.Demir, S.Banerjee, L.Yin, C.Belica, C.Durfee, R.E.Amaro, H.Aihara. Structure and Dynamics of Sars-Cov-2 Proofreading Exoribonuclease Exon. Biorxiv 2021.
PubMed: 33821277
DOI: 10.1101/2021.04.02.438274