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:  Liver disease and HCV infection after transplantation of organs from hepatitis C antibody positive donors .

Output: hepatitis C antibody


Input: Consider Input:  B and C1 fusions with yeast GAL4 DNA - binding and transcriptional activation domains were also found to interact when synthesized and assayed in yeast .

Output: C1 fusions


Input: Consider Input:  First , a GATA - 1 motif was found to bind nuclear factor ( s ) , presumably the GATA - 1 factor , present in K - 562 cell extracts and in living K - 562 cells .


Output: GATA - 1