Table 1.

Genetic diversity at the MHC loci.

Locus	N A	Nucleotide length (bp)			Hd		π
		Exon 2	Intron 2	Exon 3	Exon	Intron	Exon	Intron
I1327	2	261	15135	276	0.444 ± 0.064	0.467 ± 0.017	0.25%	0.20%
I20	2	267	914; 925	276	0.457 ± 0.055	0.356 ± 0.025	0.34%	0.20%
Beta1085	2	282	631; 632	—	1.000 ± 0.052	0.182 ± 0.021	0.94%	0.06%

Note: N _A, the number of alleles; Hd, haplotype diversity; π, nucleotide diversity.