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:
 Phytohemagglutinin ( PHA ) , the seed lectin of the common bean , accumulates in protein storage vacuoles of storage parenchyma cells in cotyledons .
answer:
seed lectin


question:
 Comparison of the encoded ERCC3Dm protein with the homologous proteins of mouse and man shows a strong amino acid conservation ( 71 % identity ) , especially in the postulated DNA binding region and seven ' helicase ' domains .
answer:
ERCC3Dm protein


question:
 We have utilized transient transfections , mutation analysis , electromobility gel - shifts , and immunoblot analysis to test the hypothesis that expression of the CTalpha gene is controlled in part by the binding of three trans - acting nuclear factors , Sp1 , Sp2 , and Sp3 .
answer:

CTalpha gene