TY - RPRT TI - The rubella virus nonstructural protease recognizes itself via an internal sequence present upstream of the cleavage site for trans-activity. AU - H H Chen AU - C J Stark AU - C D Atreya PY - 2006 DO - 10.1007/s00705-006-0744-9 UR - https://pubmed.ncbi.nlm.nih.gov/16570206/ ID - 16570206 ER -