auksiin/indool-3-äädikhappe valgud
väikesed valgud, mis kombineerumisel teiste valkudega moodustavad auksiiniretseptori, Small proteins that can form an auxin receptor by combining with other proteins. They are involved in the regulation of auxin-sensitive gene expression in Arabidopsis by binding to the ARF protein, itself bound to the DNA. ARF is the activator of transcription, Aux/IAA represses it.