Table 2.

Average nucleotide and amino acid distances among the 27 newly isolated alleles

	P. megacephalus	R. omeimontis
K2P nucleotide distance	0.156 (0.010)	0.143 (0.009)
Exon 2	0.341 (0.034)	0.319 (0.031)
Exon 3	0.115 (0.014)	0.132 (0.014)
Exon 4	0.069 (0.011)	0.029 (0.006)
Poisson-corrected amino acid distance	0.243 (0.023)	0.229 (0.022)
α1	0.486 (0.062)	0.452 (0.056)
α2	0.213 (0.037)	0.240 (0.036)
α3	0.099 (0.026)	0.053 (0.015)

Notes: Standard errors are shown in parentheses.