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.

The gamma - GCS gene is expressed ubiquitously and induced coordinately with NAD ( P ) H : quinone oxidoreductase ( 1 ) ( NQO1 ) and glutathione S - transferase Ya ( GST Ya ) in response to xenobiotics and antioxidants .
GST Ya