Figure 4.

An evolutionary route chart of CL biosynthesis and maturation pathways in eukaryotes. Short black bar, CLS_cap gene; Short red bar, CLS_pld gene; Grey dot, CL maturation pathway genes; Hollow dot, absence of CL maturation pathway. EGT, endosymbiotic gene transfer from proto-mitochondrion to nucleus.

Tian et al. BMC Evolutionary Biology 2012 12:32   doi:10.1186/1471-2148-12-32
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