7904
Recombinant soluble pMCP that lacked transmembrane and cytoplasmic domains had factor I cofactor activity in C3b cleavage , indicating that it is functionally , as well as structurally homologous to MCP .
 GENE: Recombinant soluble pMCP; GENE: factor I cofactor; GENE: C3b; GENE: MCP
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: Recombinant soluble pMCP, factor I cofactor, C3b, MCP 
Answer:
 GENE: Recombinant soluble pMCP; GENE: factor I cofactor; GENE: C3b; GENE: MCP