Annotations: 3FRN

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF13144	e3frnA4	A: beta barrels	X: Ribosomal protein L14-like	H: Barrel domain in flagellar protein FlgA (From Topology)	T: Barrel domain in flagellar protein FlgA	F: PF13144	ECOD (1.6)
A	PF08666	e3frnA3	A: beta barrels	X: beta-clip	H: SET domain-like (From Topology)	T: SET domain-like	F: PF08666	ECOD (1.6)
A	PF22438	e3frnA2	A: a+b two layers	X: Thioesterase/thiol ester dehydrase-isomerase-like	H: Thioesterase/thiol ester dehydrase-isomerase (From Topology)	T: Thioesterase/thiol ester dehydrase-isomerase	F: PF22438	ECOD (1.6)
A	PF21610	e3frnA1	A: a+b complex topology	X: Flagellar protein FlgA N-terminal domain-like	H: Flagellar protein FlgA N-terminal domain-like (From Topology)	T: Flagellar protein FlgA N-terminal domain-like	F: PF21610	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.10.129.70	Alpha Beta	Roll	Thiol Ester Dehydrase	Chain A	CATH (4.3.0)
A	3.90.1210.10	Alpha Beta	Alpha-Beta Complex	Type Iii Antifreeze Protein Isoform Hplc 12	Antifreeze-like/N-acetylneuraminic acid synthase C-terminal domain	CATH (4.3.0)
A	2.30.30.760	Mainly Beta	Roll	SH3 type barrels.		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF08666	SAF domain (SAF)	SAF domain	This domain family includes a range of different proteins. Such as antifreeze proteins and flagellar FlgA proteins, and CpaB pilus proteins.	Domain
A	PF21610	Flagellar protein FlgA, N-terminal domain-like (FlgA_N)	Flagellar protein FlgA, N-terminal domain-like	This domain is found at the N-terminal end of Flagellar protein FlgA, putative from Thermotoga maritima (Swiss:Q9X1M7). It adopts an alpha-beta structure.	Domain
A	PF22438	Flagellar protein FlgA, HotDog domain-like (FlgA_HD-like)	Flagellar protein FlgA, HotDog domain-like	This domain is found in the flagellar protein FlgA from Thermotoga maritima (Swiss:Q9X1M7). Its structure has been characterised (PDB:3frn).	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Flagellar protein FlgA	-	organelle assembly cell projection organization non-membrane-bounded organelle assembly bacterial-type flagellum assembly cellular component biogenesis cellular component organization bacterial-type flagellum organization organelle organization cellular component assembly cellular process cellular component organization or biogenesis cell projection assembly	periplasmic space cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036732	Antifreeze-like/N-acetylneuraminic acid synthase C-terminal domain superfamily	Homologous Superfamily
A	IPR017585	Flagella basal body P-ring formation protein FlgA, C-terminal	Domain
A	IPR039246	Flagellar protein FlgA	Family
A	IPR013974	SAF domain	Domain
A	IPR049335	Flagellar protein FlgA-like, N-terminal domain	Domain

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 R01GM133198.