Annotations: 1UDK

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1udka_	Small proteins	Knottins (small inhibitors, toxins, lectins)	Elafin-like	Elafin-like	Nawaprin	(Naja nigricollis ) [TaxId: 8654 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Elafin-like	8029344	4003241	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Elafin-like	8041723	3000478	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	WAP	e1udkA1	A: few secondary structure elements	X: Elafin-like (From Topology)	H: Elafin-like (From Topology)	T: Elafin-like	F: WAP	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	4.10.75.10	Few Secondary Structures	Irregular	R-elafin	Elafin-like	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00095	WAP-type (Whey Acidic Protein) 'four-disulfide core' (WAP)	WAP-type (Whey Acidic Protein) 'four-disulfide core'	WAP belongs to the group of Elafin or elastase-specific inhibitors.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Nawaprin	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity	defense response to bacterium biological process involved in interspecies interaction between organisms response to stimulus response to other organism defense response response to bacterium response to stress response to external stimulus response to external biotic stimulus response to biotic stimulus venom-mediated disruption of cell wall in another organism venom-mediated disruption of anatomical structure in another organism disruption of anatomical structure in another organism	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR008197	WAP-type 'four-disulfide core' domain	Domain
A	IPR036645	Elafin-like superfamily	Homologous Superfamily

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.