BRCA1(breast cancer susceptibility gene I、乳がん感受性遺伝子I)とは、がん抑制遺伝子のひとつ。BRCA1遺伝子の変異により、遺伝子不安定性を生じ、最終的に乳癌や卵巣癌を引き起こす(遺伝性乳癌・卵巣癌症候群)。BRCA1の転写産物であるBRCA1タンパク質は他の多数の腫瘍抑制因子とともに核内で大きな複合体を形成し、相同性による遺伝子の修復に関わっている。
BRCA1, breast cancer 1, early onset, BRCAI, BRCC1, BROVCA1, IRIS, PNCA4, PPP1R53, PSCP, RNF53, FANCS, breast cancer 1, DNA repair associated, BRCA1 DNA repair associated, Genes
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