Bromine in PDB 6hbx: The Structure of the G. Violaceus Guanidine II Riboswitch P2 Stem-Loop with Ethylguanidine

The structure of The Structure of the G. Violaceus Guanidine II Riboswitch P2 Stem-Loop with Ethylguanidine, PDB code: 6hbx was solved by L.Huang, D.M.J.Lilley, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	28.04 / 1.54
Space group	H 3 2
Cell size a, b, c (Å), α, β, γ (°)	56.070, 56.070, 134.800, 90.00, 90.00, 120.00
R / Rfree (%)	19 / 23

The structure of The Structure of the G. Violaceus Guanidine II Riboswitch P2 Stem-Loop with Ethylguanidine also contains other interesting chemical elements:

Sodium

(Na)

2 atoms

The binding sites of Bromine atom in the The Structure of the G. Violaceus Guanidine II Riboswitch P2 Stem-Loop with Ethylguanidine (pdb code 6hbx). This binding sites where shown within 5.0 Angstroms radius around Bromine atom.
In total only one binding site of Bromine was determined in the The Structure of the G. Violaceus Guanidine II Riboswitch P2 Stem-Loop with Ethylguanidine, PDB code: 6hbx:

Bromine binding site 1 out of 1 in the The Structure of the G. Violaceus Guanidine II Riboswitch P2 Stem-Loop with Ethylguanidine


Mono view


Stereo pair view

A full contact list of Bromine with other atoms in the Br binding site number 1 of The Structure of the G. Violaceus Guanidine II Riboswitch P2 Stem-Loop with Ethylguanidine within 5.0Å range: probe atom residue distance (Å) B Occ A:Br17 b:28.1 occ:1.00 BR A:CBV17 0.0 28.1 1.0 C5 A:CBV17 1.9 23.1 1.0 C6 A:CBV17 2.8 22.1 1.0 C4 A:CBV17 2.9 23.5 1.0 N4 A:CBV17 3.2 25.6 1.0 N7 A:A16 3.6 26.3 1.0 C8 A:A16 3.7 24.2 1.0 O A:HOH234 3.7 42.7 1.0 C5 A:A16 3.8 26.4 1.0 O A:HOH205 3.8 31.9 1.0 O A:HOH242 3.9 41.0 1.0 O A:HOH249 3.9 47.0 1.0 O2P A:CBV17 3.9 25.1 1.0 O A:HOH218 3.9 43.0 1.0 N9 A:A16 4.0 23.6 1.0 C4 A:A16 4.1 26.1 1.0 O A:HOH217 4.1 31.3 1.0 N1 A:CBV17 4.2 23.6 1.0 N3 A:CBV17 4.2 24.9 1.0 C6 A:A16 4.4 28.1 1.0 C3' A:A16 4.5 23.5 1.0 O5' A:CBV17 4.5 23.8 1.0 C2' A:A16 4.6 23.2 1.0 C2 A:CBV17 4.7 22.6 1.0 P A:CBV17 4.8 22.6 1.0 N3 A:A16 4.8 26.5 1.0 N6 A:A16 4.8 27.1 1.0 C1' A:A16 4.9 27.0 1.0 O5' A:A16 4.9 25.4 1.0

L.Huang, J.Wang, T.J.Wilson, D.M.J.Lilley. Structure-Guided Design of A High-Affinity Ligand For A Riboswitch. Rna V. 25 423 2019.
ISSN: ESSN 1469-9001
PubMed: 30609994
DOI: 10.1261/RNA.069567.118