Curculin

Curculin-1
A curculin homodimer. From PDB: 2DPF​.
Identifiers
OrganismMolineria latifolia
SymbolCURC_CURLA
PDB2DPF
UniProtP19667
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StructuresSwiss-model
DomainsInterPro
Curculin-2
Identifiers
OrganismMolineria latifolia
SymbolCURC2_CURLA
PDB2D04
UniProtQ6F495
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StructuresSwiss-model
DomainsInterPro

Curculin or neoculin is a sweet protein that was discovered and isolated in 1990 from the fruit of Curculigo latifolia (Hypoxidaceae).[1] Like miraculin, curculin exhibits taste-modifying activity; however, unlike miraculin, it also exhibits a sweet taste by itself. After consumption of curculin, water and sour solutions taste sweet.

  1. ^ Yamashita H, Theerasilp S, Aiuchi T, et al. (September 1990). "Purification and complete amino acid sequence of a new type of sweet protein taste-modifying activity, curculin". The Journal of Biological Chemistry. 265 (26): 15770–5. doi:10.1016/S0021-9258(18)55464-8. PMID 2394746.