Table 2.

Data-collection statistics

Space group	P21	P3
Unit-cell parameters (Å)	a = 85.3, b = 143.3, c = 101.7	a = b = 140.1, c = 101.3
	α = γ = 90, β = 104.3	α = β = 90, γ = 120
Resolution (Å)	2.4	2.2
Observed reflexions	1,350,182	729,675
Unique reflexions	94,206	113,239
Completeness (%)	94.7 (78.2)	90.4 (83.5)
Rsym (%)a	7.8 (27)	8.8 (22.1)
I/σ (I)	13.9 (3.1)	9.5 (3.1)

Values for the highest resolution shell are given in parentheses (10 shells).

a R_sym = ∑_hkl [(∑_i|I_i − 〈I〉|)/∑_iI_i] for equivalent observations.