8694
In humans, alternative splicing of the GR precursor mRNA gives rise to two receptor isoforms, termed GRalpha and GRbeta .
 protein: GRalpha; protein: GRbeta; RNA: GR precursor mRNA
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: GRalpha, GRbeta, GR precursor mRNA 
Answer:
 protein: GRalpha; protein: GRbeta; RNA: GR precursor mRNA