TASK DEFINITION: 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.
PROBLEM:  Further , we find that the BMI1 protein can also interact with itself .

SOLUTION: BMI1 protein

PROBLEM:  The Valpha and Vbeta domains have the canonical features of known teleost and mammalian TCR V domains , including conserved residues in the beginning of FR2 and at the end of FR3 .

SOLUTION: Vbeta domains

PROBLEM:  The distinct spatial pattern of expression , and unusual amino acid sequence in its DNA binding domain , may indicate a particular role for DTEF - 1 in cell - specific gene regulation .

SOLUTION:
DTEF - 1