4941
Furthermore , we show that Nck - 2 is capable of recognizing several key components of growth factor receptor kinase - signaling pathways including EGF receptors , PDGF receptor - beta , and IRS - 1 .
 GENE: Nck - 2; GENE: growth factor receptor kinase; GENE: EGF receptors; GENE: PDGF receptor - beta; GENE: IRS - 1
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: Nck - 2; GENE: growth factor receptor kinase; GENE: EGF receptors; GENE: PDGF receptor - beta; GENE: IRS - 1