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.

Input: Consider Input:  Reactive mesothelial cells , usually seen as exfoliated cells , were consistently strongly positive for alpha 1 - antichymotrypsin and more variably for alpha 1 - antitrypsin and lysozyme .

Output: alpha 1


Input: Consider Input:  Three experiments using 20 microM 2 - ( hydroxyamino ) - 1 - methyl - 6 - phenylimidazo [ 4 , 5 - b ] pyridine ( N - OH - PhIP ) were performed to induce mutations in the dihydrofolate reductase ( DHFR ) gene of a hemizygous Chinese hamster ovary ( CHO ) cell line ( UA21 ) .

Output: dihydrofolate reductase


Input: Consider Input:  In this report , we identify Tyr319 as a functionally important phosphorylation site in the ZAP - 70 interdomain B region .


Output: ZAP - 70