You will be given a definition of a task first, then some input of the task.
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.

The cellular water space was measured with 3H2O , and glucocorticoid receptor number was measured in a whole - cell binding assay with [ 3H ] dexamethasone at 30 and 37 degrees C .
Output:
glucocorticoid receptor