>1t61F (F:) observed residues (from ATOM records)
yllvkhsqtdqepmcpvgmnklwsgysllyfegqekahnqdlglagsclarfstmpflyc
npgdvcyyasrndksywlsttaplpmmpvaeedirpyisrcsvceapavaiavhsqdvsi
phcpagwrslwigysflmhtaagdegggqslvspgscledfratpfiecngargtchyya
nkysfwlttipeqsfqgtpsadtlkaglirthisrcqvcmkn