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. Author manuscript; available in PMC: 2012 Oct 1.
Published in final edited form as: Prog Lipid Res. 2011 Jul 23;50(4):403–410. doi: 10.1016/j.plipres.2011.07.002

Table 2.

Insig function in mammals, S. cerevisiae and S. pombe

Insig homolog Binds HMGR Regulated binding Insig function
Mammalian HMGR Insig-1 Yes Yes HMGR degradation
Sc Hmg1p Nsg1p Yes ? ?
Sc Hmg2p Nsg1p Yes ? Hmg2p stabilization
Sp Hmg1 Ins1 Yes ? Hmg1 phosphorylation