2624
Complete activation of signal transducer and activator of transcription 1 ( STAT1 ) requires phosphorylation at both Y701 and a conserved PMS ( 727 ) P sequence .
 GENE: signal transducer and activator of transcription 1; GENE: STAT1
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: signal transducer and activator of transcription 1; GENE: STAT1