noun
transcription factor
A protein that binds to specific DNA sequences and controls the transcription of genetic information from DNA to mRNA. Used in molecular biology.
転写因子は遺伝子の発現を調節する重要なタンパク質です。
Transcription factors are important proteins that regulate gene expression.
Compound of 転写 (transcription) + 因子 (factor), a calque of the English term 'transcription factor'.