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.

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

[EX Q]:  Decreased plasma level of antithrombin III was assumed to be one of the major factors underlying hypercoagulable state in nephrotic syndrome .
[EX A]: antithrombin III

[EX Q]:  We identify YY1 recognition sequences within the vitamin D response element ( VDRE ) of the osteocalcin gene that are critical for YY1 - dependent repression of vitamin D - enhanced promoter activity .
[EX A]:
osteocalcin gene