>1ylvA (A:) observed residues (from ATOM records)
mhtaefletepteissvlaggynhpllrqwqserqltknmlifplfisdnpddfteidsl
pninrigvnrlkdylkplvakglrsvilfgvplipgtkdpvgtaaddpagpviqgikfir
ekfpelyiicdvclceytshghcgvlyddgtinrersvsrlaavavnyakagahcvapsd
midgrirdikrglinanlahktfvlsyaakfsgnlygpfrdaacsapsngdrkcyqlppa
grglarralerdmsegadgiivkpstfyldimrdaseickdlpicayhvsgeyamlhaaa
ekgvvdlktiafeshtgflragarliitylapefldwldee