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We describe the isolation of human LH-2 , a putative transcription factor containing two cysteine -rich regions ( LIM domains ) and a homeobox (Hox) DNA-binding domain .
 protein: homeobox (Hox) DNA-binding domain; protein: putative transcription factor; protein: human LH-2; protein: cysteine -rich regions; protein: LIM domains
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: homeobox (Hox) DNA-binding domain, putative transcription factor, human LH-2, cysteine -rich regions, LIM domains 
Answer:
 protein: homeobox (Hox) DNA-binding domain; protein: putative transcription factor; protein: human LH-2; protein: cysteine -rich regions; protein: LIM domains