Table 1.

SAXS parameters calculated from experimental data compared with Stokes radii from DLS experiment and with Stokes radii calculated from the ab initio models using the program HYDROPRO (30)

Sample	Rg [SAXS] (Å)	Dmax [SAXS] (Å)	Rs [DLS] (Å)	Rs [HYDROPRO] ab initio model (Å)
HfqEc	34 ± 1	105 ± 5	35 ± 2	36
HfqEc–DsrA34	44 ± 2	145 ± 10	46 ± 1	48
HfqEc65	23 ± 1	63 ± 3	30 ± 2	30
HfqEc65–DsrA34	33 ± 2	120 ± 8	37 ± 2	38