TABLE 2.

SAXS data and refinement statistics.

SAXS data collection
Beamline	DLS B21
Wavelength (Å)	1.0
q Range (Å–1)	0.003 to 0.44
Structural parameters
I(0)	0.0379 ± 5.7e-05
Rg (nm) (from Guinier)	2.94 ± 0.03
Rg (nm) (from P(r))	2.91 ± 0.05
Dmax (nm) (from P(r))	9.40
Gasbor model χ2 fit	1.0
Gasbor models NSD	0.85
Gasbor/crystal structure NSD	2.87
Crystal structure χ2 fit	1.29
SASREF models χ2 fit	1.00, 1.19, 1.01, 1.08
Molecular mass determination
MW (kDa) (from sequence)	33.2
MW (kDa) (from SAXS)	66.9