Potassium in PDB 3f2y: Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak.

The structure of Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak., PDB code: 3f2y was solved by A.A.Serganov, L.Huang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	20.00 / 3.20
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	70.988, 70.988, 140.004, 90.00, 90.00, 120.00
R / Rfree (%)	19.2 / 23.7

The structure of Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak. also contains other interesting chemical elements:

Magnesium	(Mg)	11 atoms
Manganese	(Mn)	4 atoms

The binding sites of Potassium atom in the Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak. (pdb code 3f2y). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 2 binding sites of Potassium where determined in the Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak., PDB code: 3f2y:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in the Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak.


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak. within 5.0Å range: probe atom residue distance (Å) B Occ X:K300 b:0.3 occ:1.00 O4 X:U37 3.3 0.8 1.0 O6 X:G36 3.6 0.7 1.0 OP2 X:A40 3.8 96.3 1.0 N7 X:G36 4.0 0.3 1.0 O2' X:A40 4.1 97.8 1.0 O6 X:G35 4.2 0.4 1.0 C2' X:A40 4.2 97.6 1.0 N7 X:G35 4.3 0.1 1.0 C4 X:U37 4.4 0.7 1.0 C6 X:G36 4.4 0.5 1.0 C5 X:G36 4.6 0.3 1.0 C6 X:G35 4.8 0.2 1.0 C5 X:G35 4.8 1.0 1.0 C8 X:A40 4.8 98.0 1.0 P X:A40 4.9 96.1 1.0

Potassium binding site 2 out of 2 in the Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak.


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Crystal Structure of the Fmn Riboswitch Bound to Fmn, MN2+ Soak. within 5.0Å range: probe atom residue distance (Å) B Occ X:K301 b:99.7 occ:1.00 O6 X:G97 3.4 0.1 1.0 O4 X:U96 3.7 0.4 1.0 C6 X:G97 4.4 0.0 1.0 C4 X:U96 4.5 0.4 1.0 OP1 X:U94 4.5 88.9 1.0 N7 X:G97 4.6 0.1 1.0 N6 X:A85 4.6 95.1 1.0 OP2 X:C95 4.7 91.8 1.0 O6 X:G98 4.7 0.8 1.0 O2 X:FMN200 4.7 86.2 1.0 C5 X:U96 4.8 0.4 1.0 N4 X:C86 4.9 96.2 1.0 C5 X:G97 4.9 0.2 1.0 C5' X:U94 4.9 90.1 1.0

A.Serganov, L.Huang, D.J.Patel. Coenzyme Recognition and Gene Regulation By A Flavin Mononucleotide Riboswitch. Nature V. 458 233 2009.
ISSN: ISSN 0028-0836
PubMed: 19169240
DOI: 10.1038/NATURE07642