1799
MEKs and ERKs inhibited IL - 6 activation of Stat3 harboring a mutation at serine - 727 , the major site for serine phosphorylation , similar to inhibition of wild - type Stat3 , and inhibited Janus kinases Jak1 and Jak2 upstream of Stat3 in the Jak - STAT - signaling pathway .
 GENE: MEKs; GENE: ERKs; GENE: IL - 6; GENE: Stat3; GENE: wild - type Stat3; GENE: Janus kinases; GENE: Jak1; GENE: Jak2; GENE: Stat3; GENE: Jak; GENE: STAT
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: MEKs; GENE: ERKs; GENE: IL - 6; GENE: Stat3; GENE: wild - type Stat3; GENE: Janus kinases; GENE: Jak1; GENE: Jak2; GENE: Stat3; GENE: Jak; GENE: STAT