PE-Labeled Human ROR1, His Tag (RO1-HP2E3) is produced via site-specific conjugation of PE to Human ROR1 (30-403), His Tag under optimal conditions with a proprietary technology. Human ROR1, His Tag (RO1-HP2E3) is expressed from human 293 cells (HEK293). It contains AA Gln 30 - Glu 403 (Accession # Q01973-1).