13472
In CAT reporter constructions no appreciable level of CAT activity was supported by the beta globin promoter , and only low level activity by the delta promoter .
 protein: CAT; DNA: beta globin promoter; DNA: delta promoter; DNA: CAT reporter constructions
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: CAT, beta globin promoter, delta promoter, CAT reporter constructions 
Answer:
 protein: CAT; DNA: beta globin promoter; DNA: delta promoter; DNA: CAT reporter constructions