Table S2.

Data collection and refinement statistics for crystal structure of AtSAL1 (PDB 5ESY)

Space group	P61
Data processing
Cell dimensions (Å) a = b, c	137.1, 74.6
Resolution range, Å	38.25–3.05 (3.24–3.05)*
Total number of reflections	125243 (20978)
Number of unique reflections	15341 (2522)
Completeness, %	99.6 (92.8)
Mean I/σ(I)	15.2 (2.2)
Wilson B factor, Å2	83.6
CC1/2†	0.999 (0.620)
Rmerge	0.104 (1.11)
Refinement
Rwork/Rfree, %	22.7/25.8 (33.5/41.8)
Total number protein of atoms	5082
RMSD for bonds, Å	0.004
RMSD for angles, deg	1.00
Ramachandran favored, %	86
Ramachandran outliers, %	1.9
Clashscore	12
Average B factor, Å2	106.0

^*Values in parentheses are for the highest-resolution shell.

^†Pearson’s correlation coefficient calculated from two half-sets of the data (62, 63).