Potassium in PDB 5oab: A Novel Crystal Form of Human RNASE6 at Atomic Resolution

The structure of A Novel Crystal Form of Human RNASE6 at Atomic Resolution, PDB code: 5oab was solved by G.Prats-Ejarque, M.Moussaoui, E.Boix, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	47.70 / 1.11
Space group	I 2 3
Cell size a, b, c (Å), α, β, γ (°)	95.405, 95.405, 95.405, 90.00, 90.00, 90.00
R / Rfree (%)	11.7 / 14.1

The structure of A Novel Crystal Form of Human RNASE6 at Atomic Resolution also contains other interesting chemical elements:

Chlorine	(Cl)	3 atoms
Sodium	(Na)	3 atoms

The binding sites of Potassium atom in the A Novel Crystal Form of Human RNASE6 at Atomic Resolution (pdb code 5oab). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the A Novel Crystal Form of Human RNASE6 at Atomic Resolution, PDB code: 5oab:

Potassium binding site 1 out of 1 in the A Novel Crystal Form of Human RNASE6 at Atomic Resolution


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of A Novel Crystal Form of Human RNASE6 at Atomic Resolution within 5.0Å range: probe atom residue distance (Å) B Occ A:K213 b:19.2 occ:0.41 HE22 A:GLN110 0.1 11.3 0.3 NE2 A:GLN110 0.7 9.4 0.3 HE21 A:GLN110 1.4 11.3 0.3 CD A:GLN110 1.8 9.7 0.3 OE1 A:GLN110 2.4 9.8 0.3 O A:HOH456 2.7 14.2 0.6 O A:HOH456 2.7 14.2 0.4 CL A:CL212 2.7 13.8 0.5 O A:HOH316 2.8 12.2 0.6 CG A:GLN110 3.1 9.3 0.3 HA A:THR6 3.1 8.2 1.0 O A:HOH361 3.2 34.1 0.5 HG3 A:GLN110 3.2 12.0 0.7 HG2 A:GLN110 3.3 11.2 0.3 HG22 A:THR6 3.4 9.7 1.0 O A:HOH514 3.4 29.6 0.6 HB3 A:GLN110 3.5 10.4 0.3 HB2 A:GLN110 3.6 11.5 0.7 HB3 A:GLN110 3.7 11.5 0.7 HZ2 A:TRP1 3.7 10.9 0.5 H A:LYS7 3.7 7.8 1.0 HB A:THR6 3.7 8.1 1.0 CB A:GLN110 3.8 8.7 0.3 HG3 A:GLN110 3.8 11.2 0.3 CB A:GLN110 3.9 9.6 0.7 HB2 A:GLN110 3.9 10.4 0.3 CG A:GLN110 3.9 10.0 0.7 CA A:THR6 4.0 6.9 1.0 CB A:THR6 4.1 6.8 1.0 CG2 A:THR6 4.2 8.1 1.0 HE1 A:TRP1 4.2 10.5 0.5 HG3 A:LYS7 4.3 9.7 1.0 CZ2 A:TRP1 4.3 9.1 0.5 N A:LYS7 4.4 6.5 1.0 OE1 A:GLN110 4.6 12.2 0.7 HE1 A:TRP1 4.6 13.6 0.5 O A:LEU5 4.6 10.5 1.0 HG2 A:GLN110 4.7 12.0 0.7 HG21 A:THR6 4.7 9.7 1.0 NE1 A:TRP1 4.7 8.7 0.5 O A:HOH417 4.7 31.9 1.0 CD A:GLN110 4.7 10.6 0.7 C A:THR6 4.8 6.4 1.0 CE2 A:TRP1 4.8 8.5 0.5 HG23 A:THR6 4.9 9.7 1.0 O A:HOH346 4.9 7.9 1.0 O A:HOH415 5.0 15.3 0.9 O A:HOH530 5.0 35.8 0.7 N A:THR6 5.0 7.1 1.0

G.Prats-Ejarque, J.A.Blanco, V.A.Salazar, V.M.Nogues, M.Moussaoui, E.Boix. Characterization of An Rnase with Two Catalytic Centers. Human RNASE6 Catalytic and Phosphate-Binding Site Arrangement Favors the Endonuclease Cleavage of Polymeric Substrates. Biochim Biophys Acta Gen V.1863 105 2019SUBJ.
ISSN: ISSN 1872-8006
PubMed: 30287244
DOI: 10.1016/J.BBAGEN.2018.09.021