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:  CONCLUSION : Taken together , these data suggest that TGF - beta1 modulates TPO - mediated effects on megakaryocytic proliferation by interfering with TPO - induced signal transduction , particularly by reducing the activities of MAPK ERK1 / ERK2 and STAT5 .
Example Output: TGF - beta1

Example Input:  Inclusion of the sequences between - 4 and + 52 enhanced promoter activity ; this was primarily because of an Sp1 recognition site at + 9 / + 15 .
Example Output: Sp1 recognition site

Example Input:  We now provide direct biochemical evidence for the presence of an endogenous pool of inducible p65 homodimers in intact human T cells .
Example Output:
p65 homodimers