>3hu5B (B:) observed residues (from ATOM records)
nrtvalaiidmqndfvlpgapacvegamgtvpviagllakaraegwmvlhvvrahradgs
daeksrehlfleggglcvagtpgaeivaglepasgetvlvktrfsafmgtecdmllrrrg
vdtllvsgtqypncirgtavdafaldydvvvvtdacsartpgvaesnindmramgitcvp
ltalddvlar