Table 2. Acceptable values of ligand validation scores.

Metric	‘Good' range
RSCC	>0.7
RSZD	<3
B-factor ratio	∼1
RMSD	<1

RMSD, Coordinate root-mean-squared deviation; RSCC, real-space correlation coefficient; RSZD, real-space Z-difference score. Scores are defined as in the Methods section.