Table 2. Data-processing statistics obtained from the two crystal forms of the FprA protein in the presence of 10 mM Tb-Xo4.

Values in parentheses refer to the highest-resolution shell.

	FprA	FprA
	Crystal form 1	Crystal form 2
Wavelength (Å)	1.649	0.977
Beamline	Proxima-2A (SOLEIL)	ID23-1 (ESRF)
Space group	P21	P21
Unit cell (Å, °)	a = 84.33; b = 148.43; c = 145.97	a = 73.66; b = 144.97; c = 74.21
	β = 90.45	β = 91.78
Resolution range (Å)	49.48–2.69 (2.84–2.69)	42.83–1.74 (1.84–1.74)
No. of unique reflections	95 828	156 345
Completeness (%)	96.6 (91.4)	99.0 (94.8)
Multiplicity	6.3 (6.3)	5.6 (5.2)
R merge (%)	14.3 (115.4)	8.7 (96.7)
R pim (%)	7.6 (54.2)	4.0 (45.8)
〈I/σ(I)〉	7.2 (1.4)	9.1 (1.6)
Half-set correlation CC1/2	0.994 (0.525)	0.998 (0.659)
SigAno†	1.141 (0.604)	0.890 (0.593)

^†As calculated by XDS.