>4ld5E (E:) observed residues (from ATOM records)
ftysylfrmishemkpkadqkleqfditneqghtlgylyahqqdgltqndiakalqrtgp
tvsnllrnlerkkliyryvdaqdtrrkniglttsgiklveaftsifdemeqtlvsqlsee
eneqmkanltkmlsslq