Calcium in PDB 4qil: Crystal Structure of the Roq Domain of Human Roquin in Complex with the HMG19 Stem-Loop Rna

The structure of Crystal Structure of the Roq Domain of Human Roquin in Complex with the HMG19 Stem-Loop Rna, PDB code: 4qil was solved by D.Tan, L.Tong, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	37.70 / 2.90
Space group	P 1 21 1
Cell size a, b, c (Å), α, β, γ (°)	49.600, 170.000, 51.100, 90.00, 97.00, 90.00
R / Rfree (%)	19.5 / 25.1

The binding sites of Calcium atom in the Crystal Structure of the Roq Domain of Human Roquin in Complex with the HMG19 Stem-Loop Rna (pdb code 4qil). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Crystal Structure of the Roq Domain of Human Roquin in Complex with the HMG19 Stem-Loop Rna, PDB code: 4qil:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Crystal Structure of the Roq Domain of Human Roquin in Complex with the HMG19 Stem-Loop Rna


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 the Roq Domain of Human Roquin in Complex with the HMG19 Stem-Loop Rna within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca501 b:60.6 occ:1.00 O A:GLU262 2.9 48.1 1.0 C A:GLU262 4.1 45.8 1.0 CB A:GLU262 4.7 55.5 1.0

Calcium binding site 2 out of 2 in the Crystal Structure of the Roq Domain of Human Roquin in Complex with the HMG19 Stem-Loop Rna


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Crystal Structure of the Roq Domain of Human Roquin in Complex with the HMG19 Stem-Loop Rna within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca501 b:55.2 occ:1.00 O B:GLU262 2.6 52.2 1.0 C B:GLU262 3.8 47.7 1.0 CB B:GLU262 4.3 46.7 1.0 CA B:GLU262 4.6 46.0 1.0 N B:ASP263 4.8 44.4 1.0 OE1 B:GLU262 4.8 55.3 1.0 CA B:ASP263 5.0 43.8 1.0

D.Tan, M.Zhou, M.Kiledjian, L.Tong. The Roq Domain of Roquin Recognizes Mrna Constitutive-Decay Element and Double-Stranded Rna. Nat.Struct.Mol.Biol. V. 21 679 2014.
ISSN: ISSN 1545-9993
PubMed: 25026078
DOI: 10.1038/NSMB.2857