The nucleotide sequence alignments presented here are taken from the 1996 BoLA nucleotide sequences report, while the exon 2 peptide alignments were produced by the GCG programs PILEUP and PRETTY. Please let me know if you spot any errors or inconsistencies, by mailing the address at the bottom of the page.

• DRA nucleotide sequence
• DRB nucleotide alignment
• DRB3 exon 2 peptide sequence alignment
• DQA nucleotide alignment
• DQA exon 2 peptide sequence alignment
• DQB nucleotide alignment
• DQB exon 2 peptide sequence alignment
• Class IIb nucleotide sequences
• Phylogenetic trees of class II exon 2 protein sequences