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.

[Q]:  Adhesion was inhibited by mAbs against the COOH - terminus and central cell binding domains of fibronectin , as well as by the corresponding CS1 and RGD peptides .
[A]: RGD peptides


[Q]:  Upstream tissue inhibitor of metalloproteinases - 1 ( TIMP - 1 ) element - 1 , a novel and essential regulatory DNA motif in the human TIMP - 1 gene promoter , directly interacts with a 30 - kDa nuclear protein .
[A]: TIMP - 1


[Q]:  The MEF - 2 proteins are a family of transcriptional activators that have been detected in a wide variety of cell types .
[A]:
MEF - 2