tokens: Signal transducer and activator of transcription 3 ( Stat3 ) has recently been shown to exist in two alternatively spliced isoforms , a short form , Stat3beta , and a longer form , Stat3alpha , displaying differences in transcriptional activity .
folded_tokens: signal transducer and activator of transcription 3 ( stat3 ) has recently been shown to exist in two alternatively spliced isoforms , a short form , stat3beta , and a longer form , stat3alpha , displaying differences in transcriptional activity .
labels: B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule O O O O O O O O O O O O O O O O O B-protein_molecule O O O O O O B-protein_molecule O O O O B-other_name I-other_name O