Barium in PDB 4ts0: Crystal Structure of the Spinach Rna Aptamer in Complex with Dfhbi, Barium Ions

The structure of Crystal Structure of the Spinach Rna Aptamer in Complex with Dfhbi, Barium Ions, PDB code: 4ts0 was solved by K.D.Warner, M.C.Chen, W.Song, R.L.Strack, A.Thorn, S.R.Jaffrey, A.R.Ferre-D'amare, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	50.00 / 2.80
Space group	P 21 21 21
Cell size a, b, c (Å), α, β, γ (°)	39.760, 49.500, 186.260, 90.00, 90.00, 90.00
R / Rfree (%)	20.6 / 23.9

The structure of Crystal Structure of the Spinach Rna Aptamer in Complex with Dfhbi, Barium Ions also contains other interesting chemical elements:

Fluorine	(F)	2 atoms
Potassium	(K)	10 atoms

The binding sites of Barium atom in the Crystal Structure of the Spinach Rna Aptamer in Complex with Dfhbi, Barium Ions (pdb code 4ts0). This binding sites where shown within 5.0 Angstroms radius around Barium atom.
In total only one binding site of Barium was determined in the Crystal Structure of the Spinach Rna Aptamer in Complex with Dfhbi, Barium Ions, PDB code: 4ts0:

Barium binding site 1 out of 1 in the Crystal Structure of the Spinach Rna Aptamer in Complex with Dfhbi, Barium Ions


Mono view


Stereo pair view

A full contact list of Barium with other atoms in the Ba binding site number 1 of Crystal Structure of the Spinach Rna Aptamer in Complex with Dfhbi, Barium Ions within 5.0Å range: probe atom residue distance (Å) B Occ X:Ba108 b:0.3 occ:1.00 O4 Y:U78 2.9 87.5 1.0 O6 X:G20 3.1 68.8 1.0 C4 Y:U78 4.2 71.1 1.0 C6 X:G20 4.2 59.8 1.0 N4 Y:C79 4.4 70.3 1.0 O4 X:U21 4.5 56.1 1.0 N7 X:G20 4.5 56.0 1.0 N4 Y:C77 4.6 76.9 1.0 C5 X:G20 4.7 55.7 1.0 O6 X:G19 4.7 76.5 1.0 N3 Y:U78 4.8 73.5 1.0

K.D.Warner, M.C.Chen, W.Song, R.L.Strack, A.Thorn, S.R.Jaffrey, A.R.Ferre-D'amare. Structural Basis For Activity of Highly Efficient Rna Mimics of Green Fluorescent Protein. Nat.Struct.Mol.Biol. V. 21 658 2014.
ISSN: ESSN 1545-9985
PubMed: 25026079
DOI: 10.1038/NSMB.2865