Figure 1.

The signalling pathways involved in gametogenesis. Ca²⁺, calcium ion; CDC20, cell division cycle protein 20; CDPK, calcium‐dependent protein kinase; cGMP, cyclic guanosine monophosphate; CITH, homolog of worm CAR‐I and fly Trailer Hitch; DAG, diacylglycerol; DNA, deoxyribonucleic acid; DOZI, development of zygote inhibited; E, erythrocyte; EM, erythrocyte membrane; ER endoplasmic reticulum; FACT‐L, facilitates chromatin transcription protein L; GC, guanylyl cyclase; 5ʹ‐GMP, guanosine monophosphate; GTP, guanosine triphosphate; IP₃, inositol triphosphate; Map‐2, Mitogen‐activated protein kinase 2; mRNA, messenger ribonucleic acid; PDE, phosphodiesterase; PI, phosphatidyl‐1D‐myo‐inositol; PI4K, phosphatidylinositol 4‐kinase; PI4P, phosphatidylinositol 4‐phosphate; PIP₂, phosphatidylinositol‐4,5‐bisphosphate; PIP5K, phosphatidylinositol 4‐phosphate 5‐kinase; PI‐PLC, phosphoinositide‐specific phospholipase C; PKG, cGMP‐dependent protein kinase; PPM1, metallo‐dependent protein phosphatase 1; Puf2, Pumilio/FBF (fem‐3 binding factor) family protein 2; PV, parasitophorous vacuole; PVM, parasitophorous vacuole membrane; R, receptor; T, temperature; XA, xanthurenic acid.