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Potassium in PDB 3f2q: Crystal Structure of the Fmn Riboswitch Bound to Fmn

Protein crystallography data

The structure of Crystal Structure of the Fmn Riboswitch Bound to Fmn, PDB code: 3f2q 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 / 2.95
Space group P 31 2 1
Cell size a, b, c (Å), α, β, γ (°) 70.832, 70.832, 141.146, 90.00, 90.00, 120.00
R / Rfree (%) 20 / 24.3

Other elements in 3f2q:

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

Magnesium (Mg) 14 atoms

Potassium Binding Sites:

The binding sites of Potassium atom in the Crystal Structure of the Fmn Riboswitch Bound to Fmn (pdb code 3f2q). 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, PDB code: 3f2q:
Jump to Potassium binding site number: 1; 2;

Potassium binding site 1 out of 2 in 3f2q

Go back to Potassium Binding Sites List in 3f2q
Potassium binding site 1 out of 2 in the Crystal Structure of the Fmn Riboswitch Bound to Fmn


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 within 5.0Å range:
probe atom residue distance (Å) B Occ
X:K300

b:94.2
occ:1.00
O4 X:U37 3.6 72.1 1.0
OP2 X:A40 3.7 60.8 1.0
O6 X:G36 3.8 67.4 1.0
C2' X:A40 4.2 64.9 1.0
O2' X:A40 4.3 67.8 1.0
O6 X:G35 4.3 67.1 1.0
N7 X:G36 4.3 69.0 1.0
N7 X:G35 4.5 67.0 1.0
C6 X:G36 4.7 68.5 1.0
C4 X:U37 4.7 70.9 1.0
P X:A40 4.8 61.5 1.0
C5 X:G36 4.9 68.7 1.0
C3' X:A40 4.9 64.6 1.0
O5' X:A40 4.9 61.9 1.0
C6 X:G35 4.9 66.5 1.0
C8 X:A40 4.9 63.9 1.0

Potassium binding site 2 out of 2 in 3f2q

Go back to Potassium Binding Sites List in 3f2q
Potassium binding site 2 out of 2 in the Crystal Structure of the Fmn Riboswitch Bound to Fmn


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 within 5.0Å range:
probe atom residue distance (Å) B Occ
X:K301

b:93.2
occ:1.00
O6 X:G97 3.3 73.9 1.0
O4 X:U96 3.8 79.2 1.0
OP1 X:U94 4.3 54.2 1.0
C6 X:G97 4.3 74.0 1.0
N7 X:G97 4.4 74.1 1.0
C4 X:U96 4.5 77.7 1.0
N6 X:A85 4.6 59.2 1.0
O2 X:FMN200 4.6 55.9 1.0
OP2 X:C95 4.8 58.7 1.0
C5 X:G97 4.8 74.1 1.0
C5 X:U96 4.8 77.2 1.0
O6 X:G98 4.9 74.7 1.0
C5' X:U94 4.9 54.2 1.0
N4 X:C86 4.9 59.5 1.0

Reference:

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
Page generated: Sun Dec 13 23:18:12 2020

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