>5xnl3 (3:) observed residues (from ATOM records)
dlwygpdrvkylgpfsaqtpsyltgefpgdygwdtaglsadpeafaknralevihgrwam
lgalgcitpevlqkwvrvdfkepvwfkagsqifseggldylgnpnlvhaqsilavlgfqi
vlmglvegfringlpdvgegndlypggqyfdplgladdpvtfaelkvkeikngrlamfsm
fgffvqaivtgkgplenlldhldnpvannawvyatkfvpg