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.

 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 .
ZAP - 70

 When severe hypoxia was acutely produced by ventilation with low - oxygen mixtures in experimental ( PaO2 , 23 . 7 + / - 1 . 7 torr ) and control animals ( PaO2 , 26 . 3 + / - 1 . 0 torr ) , plasma insulin responses were markedly inhibited in both .
plasma insulin

 The genomic organization in this region is similar to the neural - restricted family members , Hel - N1 ( ELAVL2 ) and mHuD ( Elavl4 ) .

Hel - N1