Fig. 6From: The strength of selection is consistent across both domains of the MHC class I peptide-binding groove in birdsAssembly quality (contig N50) of avian genomes used to retrieve MHC class I exon 2 and 3 sequences. Light blue—25% low quality genome assemblies, dark blue—high quality NGS genome assemblies, navy blue—TGS genome assembliesBack to article page