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 results of the transient - transfection assay showed that the Sp1 binding element located in the core region ( positions - - 64 to + 1 ) of the alpha2 - integrin promoter plays an essential role in the alpha2 - integrin promoter activity and its downregulation by Erb - B2 .

Ex Output:
Sp1 binding element


Ex Input:
 NSD1 contains a SET domain and multiple PHD fingers .

Ex Output:
SET domain


Ex Input:
 Plasma insulin responses to glucose in femoral , hepatic , and pancreatic veins in dogs .

Ex Output:

Plasma insulin