PPP2CA and hydrops fetalis: Furthermore, the hub bio-targets of calycosin against HF and DM were screened, namely, MAPK1, ARRB1, ABL1, CDK1, MAP3K3, STUB1, PPP1CA, STAT3, PML, IQGAP1, HSPA9, CAV1, KPNB1, SQSTM1, RUVBL1, SFPQ, PPP2CA, PCBP1, ANXA2, and PAK1.