instruction:
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.
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:
 The MIC90 of ABK against coagulase type IV strains was rather high , 12 . 5 micrograms / ml .
answer:
coagulase type IV


question:
 Vibrio cholerae iron transport : haem transport genes are linked to one of two sets of tonB , exbB , exbD genes .
answer:

exbD genes