Annotations: 4HJI

Structure of the CooA pilin subunit from enterotoxigenic Escherichia coli

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Fimbrillin MatB-like	8054193	3002281	SCOP2B (2022-06-29)
A	SCOP2 Family	CS1 type fimbrial assembly protein-like	8045947	4004778	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Fimbrillin MatB-like	8054193	3002281	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)
B	SNase	e4hjiB1	A: beta barrels	X: Transmembrane heme-binding four-helical bundle	H: Anticodon-binding domain of Class II aaRS	T: Anticodon-binding domain of Class II aaRS	F: SNase	ECOD (v294.2)
A	fn3	e4hjiA1	A: beta barrels	X: Globin-like	H: Ring-building motif I in type III secretion system	T: Ring-building motif I in type III secretion system	F: fn3	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.40.2040	Mainly Beta	Sandwich	Immunoglobulin-like	CFA/I fimbrial subunit E, pilin domain	CATH (4.3.0)
A	2.60.40.2040	Mainly Beta	Sandwich	Immunoglobulin-like	CFA/I fimbrial subunit E, pilin domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	CS1 fimbrial subunit A	-	-	pilus cell projection cellular anatomical structure

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR007540	Fimbrial major subunit, CS1-type	Family

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.