7339
Analysis of one cDNA revealed an unusual splicing event involving EZH1 and a tandemly linked gene GPR2 and suggests a potential mechanism for modifying the EZH1 protein in the conserved C - terminal domain .
 GENE: EZH1; GENE: GPR2; GENE: EZH1 protein
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: EZH1, GPR2, EZH1 protein 
Answer:
 GENE: EZH1; GENE: GPR2; GENE: EZH1 protein