>4he4A (A:) observed residues (from ATOM records)
gssgallfhgkipyvvemegnvdghtfsirgkgygdasvgkvdaqficttgdvpvpwstl
vttlgygaqcfakygpelkdfykscmpdgyvqertitfegdgnfktraevtfengsvynr
vklngqgfkkdghvlgknlefnftphclyiwgdqanhglksafkicheitgskgdfivad
htqmntpigggpvhvpeyhhmsyhvklskdvtdhrdnmslketvravdcrktyd