One of of a pair of paralogous invertase with very high similarity.Expressed in female gametophyte and endosperm, particularly mycropylar endosperm. May function during embryogenesis to provide sugars to the developing embryo.
TAIR Short Description:
Plant invertase/pectin methylesterase inhibitor superfamily protein
Pectin methylesterase inhibitor that is involved in resistance to Botrytis cinerea. Affects PME activity during infection to prevent disease. Closely related paralog of AT5G46950 (InvINH2).
TAIR Short Description:
Plant invertase/pectin methylesterase inhibitor superfamily protein