Extended Data Fig. 9: Incorporation of labeled choline into betaine requires FLVCR1.
From: Structural basis of lipid head group entry to the Kennedy pathway by FLVCR1
Schematic for tracing [1,2-13C2] choline into betaine (left) and the abundance of betaine M + 2 after incubation with 21.5 µM [1,2-13C2] choline for 1 h in FLVCR1-knockout HEK293T cells expressing a vector control or wild-type or mutant FLVCR1 cDNA (right). n = 3 biologically independent samples.
