Annotations: 3PWX

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	FlgL-like	8077816	4007637	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	FlgL-like	8077817	3002287	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	FlgL-like	8077817	3002287	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	PF00669	e3pwxA1	A: alpha bundles	X: Four-helical up-and-down bundle	H: alpha-helical domain in phase 1 flagellin (From Topology)	T: alpha-helical domain in phase 1 flagellin	F: PF00669	ECOD (1.6)
B	PF00669	e3pwxB1	A: alpha bundles	X: Four-helical up-and-down bundle	H: alpha-helical domain in phase 1 flagellin (From Topology)	T: alpha-helical domain in phase 1 flagellin	F: PF00669	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1330.10	Mainly Alpha	Up-down Bundle	f41 fragment of flagellin, N-terminal domain	f41 fragment of flagellin, N-terminal domain	CATH (4.3.0)
B	1.20.1330.10	Mainly Alpha	Up-down Bundle	f41 fragment of flagellin, N-terminal domain	f41 fragment of flagellin, N-terminal domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00669	Bacterial flagellin N-terminal helical region (Flagellin_N)	Bacterial flagellin N-terminal helical region	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Putative flagellar hook-associated protein	structural molecule activity cation binding ion binding binding metal ion binding small molecule binding	bacterial-type flagellum-dependent cell motility cellular process cell motility archaeal or bacterial-type flagellum-dependent cell motility cilium or flagellum-dependent cell motility	extracellular region cellular anatomical entity cell projection bacterial-type flagellum hook organelle bacterial-type flagellum non-membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR013384	Flagellar hook-associated protein 3	Family
A, B	IPR001029	Flagellin, N-terminal domain	Domain
A, B	IPR001492	Flagellin	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.