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]:  These studies reveal that CREM , a tissue - specific factor , is expressed and regulated by gonadotropins in the ovary , that the predominant CREM transcripts encode the repressor protein ICER , and that ICER is capable of inhibiting cAMP - induced expression of the inhibin alpha - subunit gene .
[A]: repressor protein ICER


[Q]:  A significant difference in the distribution of antibodies to thyroglobulin and thyroid peroxidase was found in subgroup 2 .
[A]: thyroid peroxidase


[Q]:  Located between the 3 ' trans - spliced leader acceptor site and the translational initiation codon of the GP63 gene is an area of conserved hexanucleotide direct repeats ( CTCGCC ) which vary in number according to species .
[A]:
GP63 gene