Potassium in PDB 3s49: Rna Crystal Structure with 2-Se-Uridine Modification

The structure of Rna Crystal Structure with 2-Se-Uridine Modification, PDB code: 3s49 was solved by J.Sheng, J.Gan, H.Sun, A.E.H.Hassan, S.Jiang, Z.Huang, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.30
Space group	H 3 2 1
Cell size a, b, c (Å), α, β, γ (°)	47.095, 47.095, 424.655, 90.00, 90.00, 120.00
R / Rfree (%)	21.5 / 27

The binding sites of Potassium atom in the Rna Crystal Structure with 2-Se-Uridine Modification (pdb code 3s49). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total 3 binding sites of Potassium where determined in the Rna Crystal Structure with 2-Se-Uridine Modification, PDB code: 3s49:
Jump to Potassium binding site number: 1; 2; 3;

Potassium binding site 1 out of 3 in the Rna Crystal Structure with 2-Se-Uridine Modification


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 1 of Rna Crystal Structure with 2-Se-Uridine Modification within 5.0Å range: probe atom residue distance (Å) B Occ C:K9 b:73.6 occ:0.33 O C:HOH15 4.1 41.2 1.0 O D:HOH38 4.2 34.0 1.0 O2' C:A7 4.2 38.6 1.0 C1' C:A7 4.7 37.0 1.0 O4' C:A7 4.9 37.1 1.0

Potassium binding site 2 out of 3 in the Rna Crystal Structure with 2-Se-Uridine Modification


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 2 of Rna Crystal Structure with 2-Se-Uridine Modification within 5.0Å range: probe atom residue distance (Å) B Occ E:K9 b:40.3 occ:0.33 O F:HOH131 3.4 56.9 0.3

Potassium binding site 3 out of 3 in the Rna Crystal Structure with 2-Se-Uridine Modification


Mono view


Stereo pair view

A full contact list of Potassium with other atoms in the K binding site number 3 of Rna Crystal Structure with 2-Se-Uridine Modification within 5.0Å range: probe atom residue distance (Å) B Occ F:K2 b:63.4 occ:0.33 OP1 F:A13 3.4 32.1 1.0 O F:HOH117 4.3 43.9 1.0 C5' F:A13 4.4 32.5 1.0 P F:A13 4.7 32.4 1.0 O5' F:A13 4.8 33.1 1.0

J.Sheng, J.Gan, H.Sun, A.E.H.Hassan, S.Jiang, Z.Huang. Higher Specificity of Rna Base Pairing with 2-Selenouridine To Be Published.