The structure of the KinA-Sda complex suggests an allosteric mechanism of histidine kinase inhibition.

Whitten AE, Jacques DA, Hammouda B, Hanley T, King GF, Guss JM, Trewhella J, Langley DB
J Mol Biol 368(2):407-20 (2007 Apr 27)
PMID: 17350039
doi: 10.1016/j.jmb.2007.01.064 		Submitted to SASBDB: 2019 Dec 4
Published in SASBDB:

SASDHY3 – KinA-Sda complex

Sporulation kinase ASporulation inhibitor sda experimental SAS data
SASREF model
Sample: Sporulation kinase A dimer, 51 kDa Bacillus subtilis protein
Sporulation inhibitor sda dimer, 11 kDa Bacillus subtilis protein
Buffer: 50mM Tris, 200mM NaCl, 150mM Imidazole, pH: 8.5
Experiment: SAXS data collected at Bruker Nanostar II, Australian Nuclear Science and Technology Organisation/Australian Centre for Neutron Scattering on 2006 Nov 16
RgGuinier 2.9 nm
Dmax 8.0 nm
VolumePorod 85 nm3

SASDHZ3 – Sporulation kinase A

Sporulation kinase A experimental SAS data
SASREF model
Sample: Sporulation kinase A dimer, 51 kDa Bacillus subtilis protein
Buffer: 50mM Tris, 200mM NaCl, 150mM Imidazole, pH: 8.5
Experiment: SAXS data collected at Bruker Nanostar II, Australian Nuclear Science and Technology Organisation/Australian Centre for Neutron Scattering on 2006 Mar 18
RgGuinier 2.9 nm
Dmax 9.5 nm
VolumePorod 76 nm3