>4lsiB (B:) observed residues (from ATOM records)
dgnkvdlygkavglhyfskgngensyggngdmtyarlgfkgetqinsdltgygqweynfq
gnnsegadaqtgnktrlafaglkyadvgsfdygrnygvvydalgytdmlpefggdtaysd
dffvgrvggvatyrnsnffglvdglnfavqylgknerdtarrsngdgvggsisyeyegfg
ivgaygaadrtnlqeaqplgngkkaeqwatglkydanniylaanygetrnatpitnkftn
tsgfanktqdvllvaqyqfdfglrpsiaytkskakdvegigdvdlvnyfevgatyyfnkn
mstyvdyiinqidsdnklgvgsddtvavgivyqf