>5xnlA (A:) observed residues (from ATOM records)
enlwgrfcnwitstenrlyigwfgvlmiptlltatsvfiiafiaappvdidgirepvsgs
llygnniisgaiiptsaaiglhfypiweaasvdewlynggpyelivlhfllgvacymgre
welsfrlgmrpwiavaysapvaaatavfliypigqgsfsdgmplgisgtfnfmivfqaeh
nilmhpfhmlgvagvfggslfsamhgslvtsslirettenesanegyrfgqeeetyniva
ahgyfgrlifqyasfnnsrslhfflaawpvvgiwftalgistmafnlngfnfnqsvvdsq
grvintwadiinranlgmevmhernahnfpldla