3792
The interleukin - 2 receptor alpha ( IL - 2R alpha ) chain gene contains a sequence similar to the immunoglobulin ( Ig ) kappa ( kappa ) enhancer NF - kappa B binding site .
 GENE: interleukin - 2 receptor alpha; GENE: IL - 2R alpha; GENE: immunoglobulin ( Ig ) kappa; GENE: NF - kappa B binding site
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: interleukin - 2 receptor alpha; GENE: IL - 2R alpha; GENE: immunoglobulin ( Ig ) kappa; GENE: NF - kappa B binding site