Table 2. Data-collection and processing statistics.

Values in parentheses are for the outer resolution shell.

	Apo SmChiP	SmChiP–chitohexaose
Resolution cutoff (Å)	1.85	2.70
Beamline	I04-1, DLS	TPS 05A, NSRRC
Wavelength (Å)	0.97886	0.99984
Resolution range (Å)	94.76–1.85 (1.89–1.85)	71.15–2.70 (2.83–2.70)
Space group	P42212	P41212
a, b, c (Å)	82.9, 82.97, 189.53	73.24, 73.24, 213.46
α, β, γ (°)	90, 90, 90	90, 90, 90
Total No. of reflections	800417	100353
No. of unique reflections	57273	15892
Completeness (%)	100 (94.5)	99.0 (94.9)
Multiplicity	11.7 (9.8)	6.3 (6.5)
Mean I/σ(I)†	24.8 (2.5)	8.7 (3.0)
R merge ‡	0.101 (0.903)	0.164 (0.922)
CC1/2	0.993 (0.647)	0.966 (0.569)

^†Mean I/σ(I) = 〈〈I _h〉/σ′(〈I _h〉)〉.

^‡ R _merge = , where I_i(hkl) is the intensity of the ith measurement of an equivalent reflection with indices hkl.