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.

Ex Input:
The c - raf - 1 proto - oncogene is the cellular homologue of v - raf , the oncogene of the acutely transforming retrovirus 3611 - MSV .

Ex Output:
v - raf

Ex Input:
Serum alpha - amylase , trypsin , trypsin inhibitor , lipase and total protease activity in the pancreatic tissue was studied as indicator of the treatment efficacy with 5 - fluorouracil electro - cumulation .

Ex Output:
trypsin inhibitor

Ex Input:
From the deduced amino acid sequence , a molecular weight of 38 , 549 was calculated for the ADH subunit .

Ex Output:
ADH subunit