>2hffA (A:) observed residues (from ATOM records) iqmtqspsslsasvgdrvtitcrasqdvstavawyqqkpgkapklliysasflysgvpsr fsgsgsgtdftltisslqpedfatyycqqsritpptfgqgtkveikrtvaapsvfifpps deqlksgtasvvcllnnfypreakvqwkvdnalqsgnsqesvteqdskdstyslsstltl skadyekhkvyacevthqglsspvtksfnrgec