Potassium in PDB 3imq: Crystal Structure of the NUSB101-S10(Delta Loop) Complex

The structure of Crystal Structure of the NUSB101-S10(Delta Loop) Complex, PDB code: 3imq was solved by X.Luo, M.C.Wahl, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	30.00 / 2.50
Space group	I 41 2 2
Cell size a, b, c (Å), α, β, γ (°)	112.630, 112.630, 263.200, 90.00, 90.00, 90.00
R / Rfree (%)	20.4 / 25.6

The binding sites of Potassium atom in the Crystal Structure of the NUSB101-S10(Delta Loop) Complex (pdb code 3imq). This binding sites where shown within 5.0 Angstroms radius around Potassium atom.
In total only one binding site of Potassium was determined in the Crystal Structure of the NUSB101-S10(Delta Loop) Complex, PDB code: 3imq:

Potassium binding site 1 out of 1 in the Crystal Structure of the NUSB101-S10(Delta Loop) Complex


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 NUSB101-S10(Delta Loop) Complex within 5.0Å range: probe atom residue distance (Å) B Occ A:K140 b:29.5 occ:1.00 O A:GLN38 2.7 17.7 1.0 O A:LEU35 2.8 15.6 1.0 O A:ALA36 2.9 14.4 1.0 C A:ALA36 3.6 15.2 1.0 C A:GLN38 3.9 17.2 1.0 C A:LEU35 3.9 15.7 1.0 CA A:ALA36 4.2 15.3 1.0 C A:GLU37 4.4 16.7 1.0 N A:GLN38 4.5 16.8 1.0 N A:GLU37 4.5 15.9 1.0 O A:GLU37 4.5 16.8 1.0 N A:ALA36 4.5 15.2 1.0 CG2 A:VAL40 4.5 16.1 1.0 N A:VAL40 4.7 16.8 1.0 N A:ASP39 4.7 16.9 1.0 CA A:ASP39 4.8 17.0 1.0 CA A:GLN38 4.8 16.8 1.0 CA A:GLU37 4.9 16.6 1.0

B.M.Burmann, X.Luo, P.Rosch, M.C.Wahl, M.E.Gottesman. Fine Tuning of the E. Coli Nusb:Nuse Complex Affinity to Boxa Rna Is Required For Processive Antitermination. Nucleic Acids Res. V. 38 314 2010.
ISSN: ISSN 0305-1048
PubMed: 19854945
DOI: 10.1093/NAR/GKP736