Table 3.

Data from size exclusion/gel filtration experiments for MepR and MepR bound to various lengths of cognate DNA

MepR/MepR–DNA complexes	Oligomerization state	Predicted molecular weight (kDa)	Experimentally determined molecular weight (kDa)
Apo MepR	Dimer	33.7	37.6
	Tetramer	67.4
MepR-27 bp	Dimer—27 bp	50.3	63.1
	Dimer of dimers—27 bp	84.0
MepR-44 bp	Dimer—44 bp	60.8	147.2
	Dimer of dimers—44 bp	94.5
44 bp oligoduplex	–	27.0	75.0