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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: J Comp Neurol. 2017 Sep 20;526(1):96–108. doi: 10.1002/cne.24321

TABLE 2.

FXR protein composition of the four FXG types

Type FXR2P FMRP FXR1P
I + + +
II + + −
III + − +
IV + − −

Presence of an FXR protein in a granule type is indicated by a “+”.