Definition: A signal transducer and activator of transcription that mediates cellular responses to TYPE I INTERFERONS. Stat2 protein is associated constitutively with INTERFERON REGULATORY FACTOR-9. After PHOSPHORYLATION Stat2 forms the IFN-STIMULATED GENE FACTOR 3 COMPLEX to regulate expression of target GENES.
Other names Transcription Factor, STAT2; Factor STAT2, Transcription; Transcription Factor STAT2; Signal Transducer and Activator of Transcription 2; STAT2 Protein