Annotations: 7LHG

Cryo-EM structure of E. coli P pilus tip assembly intermediate PapC-PapD-PapK-PapG in the first conformation

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C [auth K]	SCOP2B Superfamily	Bacterial adhesin-like	8040209	3000723	SCOP2B (2022-06-29)
D [auth G]	SCOP2B Superfamily	Bacterial adhesin-like	8034239	3000723	SCOP2B (2022-06-29)
B [auth D]	SCOP2B Superfamily	PapD-like	8055309	3002067	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 [auth C]	F-actin_cap_A	e7lhgC1	A: beta barrels	X: DNA methylase specificity domain	H: Bromodomain	T: Bromodomain	F: F-actin_cap_A	ECOD (v294.2)
C [auth K]	Utp12	e7lhgK1	A: beta barrels	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Utp12	ECOD (v294.2)
D [auth G]	F-actin_cap_A	e7lhgG1	A: beta barrels	X: DNA methylase specificity domain	H: Bromodomain	T: Bromodomain	F: F-actin_cap_A	ECOD (v294.2)
B [auth D]	F-actin_cap_A	e7lhgD1	A: beta barrels	X: DNA methylase specificity domain	H: Bromodomain	T: Bromodomain	F: F-actin_cap_A	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth C]	3.10.20.410	Alpha Beta	Roll	Ubiquitin-like (UB roll)	PapC, N-terminal domain	CATH (utative)
A [auth C]	2.60.40.2610	Mainly Beta	Sandwich	Immunoglobulin-like	Outer membrane usher protein FimD, plug domain	CATH (utative)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth C]	P fimbrial usher protein PapC	wide pore channel activity passive transmembrane transporter activity channel activity porin activity fimbrial usher porin activity transporter activity transmembrane transporter activity identical protein binding protein binding binding	cellular component biogenesis cellular component organization cellular component assembly cell projection organization cellular process pilus assembly cellular component organization or biogenesis pilus organization cell projection assembly	cell outer membrane cellular anatomical structure external encapsulating structure extracellular region membrane cell envelope outer membrane
C [auth K]	Fimbrial adapter 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	cellular anatomical structure extracellular region pilus cell projection
D [auth G]	P fimbria tip G-adhesin PapG-II	binding carbohydrate binding	cell adhesion cellular process	cellular anatomical structure extracellular region pilus cell projection
B [auth D]	Chaperone protein PapD	-	cellular component organization cell wall organization or biogenesis cell wall organization cellular process cellular component organization or biogenesis external encapsulating structure organization	cellular anatomical structure extracellular region outer membrane-bounded periplasmic space cell envelope periplasmic space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth C]	IPR042186	Outer membrane usher protein FimD, plug domain	Homologous Superfamily
A [auth C]	IPR037224	PapC, N-terminal domain superfamily	Homologous Superfamily
A [auth C]	IPR018030	Fimbrial membrane usher, conserved site	Conserved Site
A [auth C]	IPR025885	PapC, N-terminal domain	Domain
A [auth C]	IPR043142	PapC-like, C-terminal domain superfamily	Homologous Superfamily
A [auth C]	IPR025949	PapC-like, C-terminal domain	Domain
A [auth C]	IPR000015	Outer membrane usher protein	Family
C [auth K]	IPR000259	Fimbrial-type adhesion domain	Domain
C [auth K]	IPR036937	Fimbrial-type adhesion domain superfamily	Homologous Superfamily
C [auth K]	IPR050263	Bacterial Fimbrial Adherence	Family
C [auth K]	IPR008966	Adhesion domain superfamily	Homologous Superfamily
D [auth G]	IPR038420	PapG, carbohydrate-binding domain superfamily	Homologous Superfamily
D [auth G]	IPR036937	Fimbrial-type adhesion domain superfamily	Homologous Superfamily
D [auth G]	IPR005309	PapG, chaperone-binding	Domain
D [auth G]	IPR005310	PapG, carbohydrate-binding domain	Domain
D [auth G]	IPR008966	Adhesion domain superfamily	Homologous Superfamily
B [auth D]	IPR036316	Pili assembly chaperone, C-terminal domain superfamily	Homologous Superfamily
B [auth D]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B [auth D]	IPR050643	Periplasmic Pilus Chaperone	Family
B [auth D]	IPR016148	Pili assembly chaperone, C-terminal	Domain
B [auth D]	IPR008962	PapD-like superfamily	Homologous Superfamily
B [auth D]	IPR016147	Pili assembly chaperone, N-terminal	Domain
B [auth D]	IPR001829	Pili assembly chaperone, bacterial	Family
B [auth D]	IPR018046	Pili assembly chaperone, conserved site	Conserved Site

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A [auth C], B [auth D], C [auth K], D [auth G]	OPM	Transmembrane	Beta-barrel transmembrane	Fimbrial usher porin (n=24,S=26)	Fimbrial usher porin

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A [auth C], B [auth D], C [auth K], D [auth G]	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A [auth C], B [auth D], C [auth K], D [auth G]	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A [auth C], B [auth D], C [auth K], D [auth G]	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Beta-Barrel Membrane Proteins: Monomeric/Dimeric	P pilus tip assembly intermediate PapC-PapD-PapK-PapF-PapG