>2fjfM (M:) observed residues (from ATOM records)
diqmtqspsslsasvgdrvtitcrasqdvstavawyqqkpgkapklliysasflysgvps
rfsgsgsgtdftltisslqpedfatyycqqsyttpptfgqgtkveikrtvaapsvfifpp
sdeqlksgtasvvcllnnfypreakvqwkvdnalqsgnsqesvteqdskdstyslsstlt
lskadyekhkvyacevthqglsspvtksfnr