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IBR is a 503-amino-acid-long acidic protein which is 99.0% identical to the recently reported human NRF-1/alpha-Pal factor and highly related to the invertebrate transcription factors P3A2 and erected wing gene product ( EWG ).
 protein: IBR; protein: transcription factors; protein: erected wing gene product; protein: human NRF-1/alpha-Pal factor; protein: EWG; protein: P3A2; protein: 503-amino-acid-long acidic protein
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: IBR; protein: transcription factors; protein: erected wing gene product; protein: human NRF-1/alpha-Pal factor; protein: EWG; protein: P3A2; protein: 503-amino-acid-long acidic protein