863
The inducible C1 protein was partially purified by three chromatographic steps and characterized by u.v. cross-linking as a 47 kDa protein .
 protein: C1; protein: inducible C1 protein; protein: 47 kDa 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: C1; protein: inducible C1 protein; protein: 47 kDa protein