Sodium in PDB 3szt: Quorum Sensing Control Repressor, Qscr, Bound to N-3-Oxo-Dodecanoyl-L- Homoserine Lactone

The structure of Quorum Sensing Control Repressor, Qscr, Bound to N-3-Oxo-Dodecanoyl-L- Homoserine Lactone, PDB code: 3szt was solved by M.E.A.Churchill, M.J.Lintz, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	15.00 / 2.55
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	94.862, 94.862, 104.953, 90.00, 90.00, 120.00
R / Rfree (%)	22.3 / 26.6

The binding sites of Sodium atom in the Quorum Sensing Control Repressor, Qscr, Bound to N-3-Oxo-Dodecanoyl-L- Homoserine Lactone (pdb code 3szt). This binding sites where shown within 5.0 Angstroms radius around Sodium atom.
In total only one binding site of Sodium was determined in the Quorum Sensing Control Repressor, Qscr, Bound to N-3-Oxo-Dodecanoyl-L- Homoserine Lactone, PDB code: 3szt:

Sodium binding site 1 out of 1 in the Quorum Sensing Control Repressor, Qscr, Bound to N-3-Oxo-Dodecanoyl-L- Homoserine Lactone


Mono view


Stereo pair view

A full contact list of Sodium with other atoms in the Na binding site number 1 of Quorum Sensing Control Repressor, Qscr, Bound to N-3-Oxo-Dodecanoyl-L- Homoserine Lactone within 5.0Å range: probe atom residue distance (Å) B Occ B:Na238 b:91.4 occ:1.00 O B:HOH242 3.7 7.0 1.0 CB B:HIS53 3.9 93.8 1.0 ND1 B:HIS53 4.0 94.6 1.0 N B:PHE54 4.0 0.1 1.0 CA B:HIS53 4.2 93.0 1.0 C B:HIS53 4.4 96.1 1.0 CG B:HIS53 4.4 93.7 1.0 OE2 B:GLU18 4.7 0.2 1.0 O B:PHE54 4.9 0.9 1.0 C B:PHE54 4.9 0.9 1.0

M.J.Lintz, K.Oinuma, C.L.Wysoczynski, E.P.Greenberg, M.E.Churchill. Crystal Structure of Qscr, A Pseudomonas Aeruginosa Quorum Sensing Signal Receptor. Proc.Natl.Acad.Sci.Usa V. 108 15763 2011.
ISSN: ISSN 0027-8424
PubMed: 21911405
DOI: 10.1073/PNAS.1112398108