In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.
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Question: Mad3 and Mad4 : novel Max - interacting transcriptional repressors that suppress c - myc dependent transformation and are expressed during neural and epidermal differentiation .

Answer: c - myc

Question: Here we demonstrate that the T cell antigen receptor zeta - chain - associated ZAP - 70 kinase and T cell antigen receptor zeta - chain immunoreceptor tyrosine - based activation motifs are essential for the membrane recruitment of SOS and Vav .

Answer: ZAP - 70

Question: Molecular cloning of cDNAs encoding alpha - subunits of guanine nucleotide - binding regulatory proteins ( G - proteins ) has revealed the existence of nine species of alpha - subunits .

Answer:
G - proteins