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.

Reticulocyte lysate contains a chaperone system that assembles glucocorticoid receptor ( GR ) . hsp90 heterocomplexes .
glucocorticoid receptor

However , most effector CD8 + T cells recovered after exposure to Ag do not produce sufficient IL - 2 to sustain growth , and depend on CD4 + T helper cells for this obligate growth factor .
IL - 2

The presence of a glucocorticoid receptor in human lymphocytes is well established , but factors affecting its regulation have not been described .
glucocorticoid receptor