ACTR3 and neoplasm: Similarly, down-regulation in tumour cells SM7 was confirmed in case of the proteins coronin-1A (COR1A, 10-fold), heterogeneous nuclear ribonucleoprotein A/B (ROAA, 9-fold), peroxiredoxin-2 (PRDX2, 1.5-fold), ubiquitin-conjugating enzyme E2 N (UBE2N, >10-fold) and actin-like protein 3 (ARP3, 3.1-fold).