1N12

Crystal structure of the PapE (N-terminal-deleted) pilus subunit bound to a peptide corresponding to the N-terminal extension of the PapK pilus subunit (residues 1-11) from uropathogenic E. coli

External Resource: Annotation

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1n12a_	All beta proteins	Common fold of diphtheria toxin/transcription factors/cytochrome f	Bacterial adhesins	Pilus subunits	PapE pilus subunit	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C	d1n12c_	All beta proteins	Common fold of diphtheria toxin/transcription factors/cytochrome f	Bacterial adhesins	Pilus subunits	PapE pilus subunit	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Pilus subunits	8031588	4002034	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Bacterial adhesin-like	8043966	3000723	SCOP2 (2022-06-29)
C	SCOP2B Superfamily	Bacterial adhesin-like	8043966	3000723	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	Fimbrial_1	e1n12A1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: Fimbrial_1	ECOD (1.6)
C	Fimbrial_1	e1n12C1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: Fimbrial_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.1090	Mainly Beta	Sandwich	Immunoglobulin-like	Fimbrial-type adhesion domain	CATH (4.3.0)
C	2.60.40.1090	Mainly Beta	Sandwich	Immunoglobulin-like	Fimbrial-type adhesion domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C	PF00419	Fimbrial protein (Fimbrial)	Fimbrial protein	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	mature Fimbrial protein PapE	-	cell adhesion involved in biofilm formation cell aggregation biofilm formation biological process involved in intraspecies interaction between organisms cell-substrate adhesion single-species biofilm formation aggregation of unicellular organisms submerged biofilm formation cell adhesion involved in single-species biofilm formation cell adhesion cellular process single-species submerged biofilm formation	extracellular region cellular anatomical entity pilus cell projection
B, D	Peptide corresponding to the N-terminal extension of protein PapK	-	cell adhesion involved in biofilm formation cell aggregation biofilm formation biological process involved in intraspecies interaction between organisms cell-substrate adhesion single-species biofilm formation aggregation of unicellular organisms submerged biofilm formation cell adhesion involved in single-species biofilm formation cell adhesion cellular process single-species submerged biofilm formation	pilus cell projection cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C	IPR004086	P pili tip fibrillum PapE protein, Enterobacteriaceae	Family
A, C	IPR000259	Fimbrial-type adhesion domain	Domain
A, C	IPR036937	Fimbrial-type adhesion domain superfamily	Homologous Superfamily
A, C	IPR050263	Bacterial Fimbrial Adherence	Family
A, C	IPR008966	Adhesion domain superfamily	Homologous Superfamily
B, D	IPR000259	Fimbrial-type adhesion domain	Domain
B, D	IPR036937	Fimbrial-type adhesion domain superfamily	Homologous Superfamily
B, D	IPR050263	Bacterial Fimbrial Adherence	Family
B, D	IPR008966	Adhesion domain 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.