Table 2.

Data collection, phasing, and refinement statistics

Parameter	Native		SeMet NrtA
Data collection
Space group	P21		P21
Cell dimensions
a, b, c, Å	55.96, 53.8, 65.88		55.98, 53.76, 65.95
α, β, γ, °	90, 107.7, 90		90, 107.7, 90
		Peak	Inflection	Remote
Wavelength	0.97132	0.97899	0.97915	0.97132
Resolution, Å	50–1.51	50–2.01	50–2.01	50–1.99
Rsym	5.9 (15.0)	8.4 (10.8)	9.6 (12.4)	6.4 (8.3)
I/σI	20.3 (6.0)	28.0 (18.3)	28.5 (18.4)	27.1 (18.7)
Completeness, %	98.4 (99.4)	97.4 (91.8)	97.3 (91.0)	97.2 (96.6)
Redundancy	3.9 (3.7)	4.0 (3.8)	4.0 (3.8)	3.9 (3.8)
Refinement
Resolution, Å	50–1.5
No. of reflections	57920
Rwork/Rfree	20.12/22.16
No. of atoms	3,236
Protein	3,017
Ligand/ion	4
Water	215
B-factors
Protein	15.8
Ligand/ion	12.6
Water	24.3
rms deviations
Bond lengths, Å	0.0139
Bond angles, °	1.67