>1w63Q (Q:) observed residues (from ATOM records)
mmrfmllfsrqgklrlqkwylatsdkerkkmvrelmqvvlarkpkmcsflewrdlkvvyk
ryaslyfccaiegqdnelitlelihryvelldkyfgsvceldiifnfekayfildeflmg
gdvqdtskksvlkaieqadllqeedespr