2033
This mutation was associated with reduced or absent expression of TGF - beta RI protein and p53 protein in tumor tissues .
 GENE: TGF - beta RI protein; GENE: p53 protein
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: TGF - beta RI protein; GENE: p53 protein