>3iasP (P:) observed residues (from ATOM records) ypdapvalkprfhgrhvltrhpnglekcigcslcaaacpayaiyvepaendpenpvsage ryakvyeinmlrcifcglceeacptgaivlgydfemadyeysdlvygkedmlvdvvgtkp qrreakrtgkpvkvgyvvpyvrpelegfkapteg