1651
Cloning of murine TCF-1 , a T cell-specific transcription factor interacting with functional motifs in the CD3-epsilon and T cell receptor alpha enhancers .
 protein: transcription factor; DNA: functional motifs; protein: murine TCF-1
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 protein: transcription factor; DNA: functional motifs; protein: murine TCF-1