TMEM37 and parasitic infectious disease: The SCP-domain containing protein, also known as cysteine-rich secretory protein/antigen 5/pathogenesis related-1 (CAP) or Sperm-coating protein/Tpx-1/Ag5/PR-1/Sc7 (SCP/TAPS) domains has been recognized as a key virulence factor in parasitic infection [50].