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.

Q: We have thus cloned two yeast homologs of mammalian p220 .

A: mammalian p220
****
Q: We have previously reported the first isolation of a c - myc - null cell line .

A: c - myc
****
Q: These results suggest that the Reg1 - Glc7 phosphatase is a cytoplasmic component of the machinery responsible for returning Snf1 kinase activity to its basal level and reestablishing glucose repression .

A:
Snf1 kinase
****