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 effect of a novel transition state inhibitor of methylthioadenosine phosphorylase on pemetrexed activity.

Ex Output:
methylthioadenosine phosphorylase


Ex Input:
Angiotensin AT1 receptor antagonist losartan and the defence reaction in the anaesthetised rat. Effect on the carotid chemoreflex.

Ex Output:
AT1 receptor


Ex Input:
Arachidonic acid and nonsteroidal anti-inflammatory drugs induce conformational changes in the human prostaglandin endoperoxide H2 synthase-2 (cyclooxygenase-2).

Ex Output:

human prostaglandin endoperoxide H2 synthase-2