Table 2.

Refinement statistics

Refinement*	SeMet	Ir3N(S04)6
Resolution, Å	5-2.6	5-2.2
Rworking, %	20.5	21.4
Rfree, %	30.9	30.3
rms deviation from idealized values
Bonds, Å	0.008	0.009
Angles, °	1.65	1.69
Average B values
In backbone (Å2)	18	24
In side chain (Å2)	21	27
Ramachandran plot % of residues
In most favored region	88	88
In additional allowed region	12	12
In disallowed region	0	0

^*A subset of data (10%) was excluded from refinement and used for the free R-factor calculation (F > 0σ(F)).