Table 2.

Crystallographic statistics

Data collection and reduction
Space group	P61
Unit cell dimensions	a=b=292.95 Å, c=63.95 Å
Resolution range (Å)	20.0 (3.48)–3.3
Unique reflections	47 655
Multiplicity	5.9 (5.8)
Completeness (%)	99.5 (100)
Mean I/σ (I)	11.3 (3.7)
Rmerge	0.118 (0.432)
Refinement
Reflections (working set/test set)	45 264/2384
Atoms	8903
Rcryst/Rfree	0.241/0.265
R.m.s. deviations
Bond lengths (Å)	0.009
Bond angles (deg)	1.5
B-factors (Å2)	1.9
NCS (Å)a	0.20
Ramachandran plot (%)b	74.5/23.2/2.3/0
Numbers in parantheses refer to data in the highest resolution shell.
aDeviation between the two crystallographically independent Gas6-LG/Axl-IG copies (571 Cα atoms).
bResidues in most favoured, additionally allowed, generously allowed, and disallowed regions (Laskowski et al, 1993).