SDHB and malaria: All human proteins in this cluster were known to be drug targets and there were 19 associations of these five human proteins (SUCLG1, SDHA, SDHB, SDHC, and SDHD) and five malaria proteins (PVX_096130, PVX_123265, PVX_003675, PVX_113540, and PVX_003575).