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SCL is expressed in erythroid , megakaryocyte and mast cell populations (the same cell lineages as GATA-1 , a zinc-finger transcription factor ).
 protein: zinc-finger; protein: SCL; protein: zinc-finger transcription factor; protein: GATA-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: zinc-finger; protein: SCL; protein: zinc-finger transcription factor; protein: GATA-1