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.

Whereas mutant 6C4 specified a wild - type - size Pol protein , we detected no full - length Pol protein in 7E4 - infected cell extracts .
mutant 6C4

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

In contrast , dominant negative Rac ( N17Rac1 ) inhibited JNK activation by Galpha12 in HEK293 cells as well as three other cell lines .
dominant negative Rac