Table 6.

Frequency of genes following amino acid rules specific for the HOXL or NKL sub-classes (positions 31 to 60).

Position	33		33		47		54
Rules	Not (LH, VH)		Not (NP, LP)		Not (Non-Al)		Not LP
Dataset	Phy	Unc	Phy	Unc	Phy	Unc	Phy	Unc
HoxL	1.000 (202)	1.000 (178)	1.000 (202)	1.000 (178)	1.000 (201)	1.000 (178)	1.000 (200)	1.000 (178)
NKL	0.716 (204)	0.865 (52)	0.701 (204)	0.865 (52)	0.730 (204)	0.981 (52)	0.431 (202)	0.731 (52)

In brackets is indicated the total number of sequences analysed.

Legend as in Table 4