>2auqB (B:) observed residues (from ATOM records) svydaaaqltadvkkdlrdswkvigsdkkgngvalmttlfadnqetigyfkrlgdvsqgm andklrghsitlmyalqnfidqldnpddlvcvvekvavnhitrkisaaefgkingpikkv lasknfgdkyanawaklvavvqaal