2346
Sequence analysis revealed significant differences between the 5 ' region of the beta subunit gene and the corresponding regions of the homologous GlyR alpha subunit genes ; it also identified a novel exon ( exon 0 ) that encodes most of the 5 ' - untranslated portion of the GlyR beta mRNA .
 GENE: homologous GlyR alpha subunit genes; GENE: GlyR beta mRNA
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 GENE: homologous GlyR alpha subunit genes; GENE: GlyR beta mRNA