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:
 These data suggest a possible down - regulation of mineralocorticoid receptors in humans .

Ex Output:
mineralocorticoid receptors


Ex Input:
 Previous studies indicated that aspirin ( acetylsalicylic acid [ ASA ] ) can have profound immunomodulatory effects by regulating cytokine gene expression in several types of cells .

Ex Output:
cytokine gene


Ex Input:
 A signaling complex of Ca2 + - calmodulin - dependent protein kinase IV and protein phosphatase 2A [ see comments ]

Ex Output:

protein phosphatase 2A