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.

Example Input:  These data suggest that the IL - 2 and CD3 signaling pathways provide a necessary and co - operative stimulus promoting phosphorylation of CREB following receptor cross - linking .
Example Output: IL - 2

Example Input:  The resistance to cytolethal effects can not be ascribed to a failure of cells to take up and bind steroid or to significant differences in the molecular species of cytoplasmic receptors present .
Example Output: cytoplasmic receptors

Example Input:  The Gads cleavage products retained the predicted binding specificity for SLP - 76 and LAT .
Example Output:
SLP - 76