>3endB (B:) observed residues (from ATOM records) gakvfavygkggigksttssnlsaafsilgkrvlqigcdpkhdstftltgslvptvidvl kdvdfhpeelrpedfvfegfngvmcveaggppagtgcggyvvgqtvkllkqhhllddtdv vifdvlgdvvcggfaaplqhadqavvvtandfdsiyamnriiaavqaksknykvrlagcv anrsratdevdrfcketnfrrlahmpdldairrsrlkkktlfemdedqdvlaaraeyirl aeslwrgldpidphslpdrdifellgfd