Chlorine in PDB 6dn3: Crystal Structure of the Fmn Riboswitch Bound to BRX1555 Split Rna

The structure of Crystal Structure of the Fmn Riboswitch Bound to BRX1555 Split Rna, PDB code: 6dn3 was solved by Q.Vicens, E.Mondragon, F.E.Reyes, J.Berman, H.Kaur, K.Kells, P.Wickens, J.Wilson, R.Gadwood, H.Schostarez, R.K.Suto, P.Coish, K.F.Blount, R.T.Batey, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	23.10 / 2.80
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	71.550, 71.550, 140.270, 90.00, 90.00, 120.00
R / Rfree (%)	19.3 / 22.9

The structure of Crystal Structure of the Fmn Riboswitch Bound to BRX1555 Split Rna also contains other interesting chemical elements:

Magnesium	(Mg)	7 atoms
Potassium	(K)	1 atom

The binding sites of Chlorine atom in the Crystal Structure of the Fmn Riboswitch Bound to BRX1555 Split Rna (pdb code 6dn3). 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 Fmn Riboswitch Bound to BRX1555 Split Rna, PDB code: 6dn3:

Chlorine binding site 1 out of 1 in the Crystal Structure of the Fmn Riboswitch Bound to BRX1555 Split Rna


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 Fmn Riboswitch Bound to BRX1555 Split Rna within 5.0Å range: probe atom residue distance (Å) B Occ X:Cl101 b:50.0 occ:1.00 N2 X:G32 3.2 51.7 1.0 N2 Y:G62 3.2 57.6 1.0 H14 Y:GZ4201 3.2 58.3 1.0 N1 Y:G62 3.2 56.4 1.0 N2 X:G11 3.4 56.2 1.0 N2 Y:G84 3.6 51.1 1.0 H15 Y:GZ4201 3.7 58.7 1.0 N1 X:G11 3.7 58.3 1.0 C15 Y:GZ4201 3.7 59.0 1.0 C2 Y:G62 3.7 57.3 1.0 C14 Y:GZ4201 3.7 58.5 1.0 N3 X:G32 3.9 51.2 1.0 C2 X:G32 3.9 51.4 1.0 C16 Y:GZ4201 4.0 59.8 1.0 C2 X:G11 4.1 57.0 1.0 C20 Y:GZ4201 4.1 56.3 1.0 N1 X:G10 4.2 68.9 1.0 N2 X:G10 4.2 68.6 1.0 H16 Y:GZ4201 4.3 60.2 1.0 H20 Y:GZ4201 4.3 56.0 1.0 C6 Y:G62 4.3 56.5 1.0 C2 Y:G84 4.4 50.7 1.0 N3 Y:G84 4.4 51.5 1.0 O6 Y:G62 4.5 57.5 1.0 C2 X:G10 4.6 68.5 1.0 C17 Y:GZ4201 4.7 59.4 1.0 C19 Y:GZ4201 4.7 56.8 1.0 C6 X:G11 4.8 59.2 1.0 O6 X:G11 5.0 59.8 1.0

Q.Vicens, E.Mondragon, F.E.Reyes, P.Coish, P.Aristoff, J.Berman, H.Kaur, K.W.Kells, P.Wickens, J.Wilson, R.C.Gadwood, H.J.Schostarez, R.K.Suto, K.F.Blount, R.T.Batey. Structure-Activity Relationship of Flavin Analogues That Target the Flavin Mononucleotide Riboswitch. Acs Chem. Biol. V. 13 2908 2018.
ISSN: ESSN 1554-8937
PubMed: 30107111
DOI: 10.1021/ACSCHEMBIO.8B00533