Calcium in PDB 6sty: Human REXO2 Exonuclease in Complex with Rna.

The structure of Human REXO2 Exonuclease in Complex with Rna., PDB code: 6sty was solved by D.Malik, M.Szewczyk, R.Szczesny, M.Nowotny, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	48.11 / 3.15
Space group	P 32
Cell size a, b, c (Å), α, β, γ (°)	88.303, 88.303, 123.773, 90.00, 90.00, 120.00
R / Rfree (%)	16.3 / 22.2

The binding sites of Calcium atom in the Human REXO2 Exonuclease in Complex with Rna. (pdb code 6sty). 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 Human REXO2 Exonuclease in Complex with Rna., PDB code: 6sty:

Calcium binding site 1 out of 1 in the Human REXO2 Exonuclease in Complex with Rna.


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Human REXO2 Exonuclease in Complex with Rna. within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca301 b:0.0 occ:1.00 OD1 B:ASP47 2.3 0.8 1.0 OP1 C:C2 2.4 98.2 1.0 OD2 B:ASP47 2.5 0.3 1.0 CG B:ASP47 2.7 0.7 1.0 O3' C:U1 2.8 0.5 1.0 P C:C2 3.1 98.8 1.0 OP2 C:C2 3.8 0.1 1.0 C3' C:U1 4.1 97.2 1.0 CB B:ASP47 4.1 90.2 1.0 O B:ASN142 4.2 81.9 1.0 C4' C:U1 4.3 0.3 1.0 O B:LEU48 4.4 83.4 1.0 OD2 B:ASP147 4.4 89.5 1.0 O5' C:C2 4.4 97.0 1.0 C5' C:U1 4.5 0.5 1.0 OD1 B:ASP147 4.7 96.3 1.0 O2' C:U1 4.7 95.2 1.0 C5' C:C2 4.8 95.0 1.0 CA B:ASP47 4.8 79.7 1.0 N B:LEU48 4.9 83.1 1.0 OD2 B:ASP199 5.0 0.3 1.0

D.Malik, M.Szewczyk, R.Szczesny, M.Nowotny. Human REXO2 Controls Short Mitochondrial Rnas Generated By Mtrna Processing and Decay Machinery to Prevent Accumulation of Double-Stranded Rna Nucleic Acids Res. 2020.
ISSN: ESSN 1362-4962