Fig. 1From: Extreme MHC class I diversity in the sedge warbler (Acrocephalus schoenobaenus); selection patterns and allelic divergence suggest that different genes have different functionsAverage allelic divergence (amino acid p-distance, mean ± s.d) of sedge warbler MHC class I exon 3 alleles of three different lengths; 3 bp deletion alleles (orange), 6 bp deletion alleles (green) and alleles with no deletion (blue)Back to article page