Q: 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.
The Runt family transcription factor CBFalpha2 ( AML1 , PEBP2alphaB , or Runx1 ) is required by hematopoietic stem cells and expressed at high levels in T - lineage cells .
A:
transcription factor