TABLE 1.

SAXS parameters

	LRP1, pH 7.5	LRP1-RAP, pH 7.5	LRP1, pH 5.5	LRP1(-RAP), pH 5.5
Rg from Guinier (nm)	11.2	10.8	10.3	9.6
Rg from P(r) (nm)	11.6	11.3	10.4	9.4
Dmax from P(r) (nm)	39.1	37.9	35.3	32.3