>1F39:A|PDBID|CHAIN|SEQUENCE ASASAFWLEVEGNSMTAPTGSKPSFPDGMLILVDPEQAVEPGDFCIARLGGDEFTFKKLIRDSGQVFLQPLNPQYPMIPC NESCSVVGKVIASQWPEETFG >1F39:B|PDBID|CHAIN|SEQUENCE ASASAFWLEVEGNSMTAPTGSKPSFPDGMLILVDPEQAVEPGDFCIARLGGDEFTFKKLIRDSGQVFLQPLNPQYPMIPC NESCSVVGKVIASQWPEETFG