Annotations: 2O9U

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A [auth X]	d2o9ux_	Alpha and beta proteins (a+b)	Cystatin-like	Cystatin/monellin	Monellin	automated matches	serendipity berry (Dioscoreophyllum cumminsii ) [TaxId: 3457 ], serendipity berry (Dioscoreophyllum cumminsii ) [TaxId: 3457 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A [auth X]	SCOP2B Superfamily	Cystatin/monellin	8043429	3000441	SCOP2B (2022-06-29)
A [auth X]	SCOP2B Superfamily	Cystatin/monellin	8043429	3000441	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth X]	Monellin	e2o9uX1	A: a+b two layers	X: Cystatin-like	H: Cystatin/monellin (From Topology)	T: Cystatin/monellin	F: Monellin	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth X]	3.10.450.10	Alpha Beta	Roll	Nuclear Transport Factor 2	Chain: A,	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth X]	PF09200	Monellin (Monellin)	Monellin	Monellin, a protein produced by the West African plant Dioscoreophyllum cumminsii, is approximately 70,000 times sweeter than sucrose on a molar basis. The protein adopts an alpha-beta structure, with a cystatin-like fold, where each helix packs agai ...	Monellin, a protein produced by the West African plant Dioscoreophyllum cumminsii, is approximately 70,000 times sweeter than sucrose on a molar basis. The protein adopts an alpha-beta structure, with a cystatin-like fold, where each helix packs against a coiled antiparallel beta-sheet [1].	Domain

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth X]	IPR053768	Intense Sweet-Taste Modifier	Homologous Superfamily
A [auth X]	IPR015283	Monellin	Family
A [auth X]	IPR046350	Cystatin superfamily	Homologous Superfamily
A [auth X]	IPR002095	Monellin, B chain	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.