Annotations: 1C4E

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1c4ea_	Small proteins	Knottins (small inhibitors, toxins, lectins)	Gurmarin-like	Gurmarin, a sweet taste-suppressing polypeptide	Gurmarin, a sweet taste-suppressing polypeptide	(Gymnema sylvestre ) [TaxId: 4068 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Gurmarin, a sweet taste-suppressing polypeptide	8025733	4003085	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Gurmarin-like	8038112	3000238	SCOP2 (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	Toxin_7	e1c4eA1	A: few secondary structure elements	X: omega toxin-like	H: omega toxin-related	T: omega toxin-related	F: Toxin_7	ECOD (1.6)

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR009101	Gurmarin/antifungal peptide	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A	OPM	Monotopic/peripheral	All beta monotopic/peripheral	Omega conotoxin-like knottin	Plant knottins

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	PCA	Parent Component: GLN RESID: AA0031 PSI-MOD : 2-pyrrolidone-5-carboxylic acid (Gln) MOD:00040 , 2-pyrrolidone-5-carboxylic acid (Glu) MOD:00420

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.