Table 1.

Sequence polymorphism for MHC class I and class II of common buzzards (Buteo buteo)

MHC class	Exon	N	n. nuc	n. alleles	S	Eta	k	Pi	AA p-distance
MHC-I	2	4	264	10	58	66	24.844	0.094	0.173
MHC-I	3	113	262	91	58	67	15.121	0.058	0.105
MHC-IIA	2	4	258	3	3	3	2.000	0.008	0.016
MHC-IIB	2	125	258	41	77	100	26.574	0.104	0.178

N sample size, n. nuc number of nucleotides, n. alleles number of alleles, S number of polymorphic sites, Eta: total number of mutations, k: average number of nucleotide differences, Pi: nucleotide diversity, AA p-distance: number of amino acid differences per site