Annotations: 1L4I

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1l4ia1	All beta proteins	Immunoglobulin-like beta-sandwich	PapD-like	Pilus chaperone	Periplasmic chaperone SfaE	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d1l4ia2	All beta proteins	C2 domain-like	Periplasmic chaperone C-domain	Periplasmic chaperone C-domain	SfaE	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1l4ib1	All beta proteins	Immunoglobulin-like beta-sandwich	PapD-like	Pilus chaperone	Periplasmic chaperone SfaE	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1l4ib2	All beta proteins	C2 domain-like	Periplasmic chaperone C-domain	Periplasmic chaperone C-domain	SfaE	(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 chaperone	8055316	4007561	SCOP2 (2022-06-29)
A	SCOP2 Family	Periplasmic chaperone C-domain	8028670	4002248	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	PapD-like	8055317	3002067	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Periplasmic chaperone C-domain	8041049	3000998	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Periplasmic chaperone C-domain	8041049	3000998	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	PapD-like	8055317	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	PapD_C	e1l4iA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PapD_C	ECOD (1.6)
A	PapD_N	e1l4iA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PapD_N	ECOD (1.6)
B	PapD_C	e1l4iB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PapD_C	ECOD (1.6)
B	PapD_N	e1l4iB2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PapD_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
B	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02753	Pili assembly chaperone PapD, C-terminal domain (PapD_C)	Pili assembly chaperone PapD, C-terminal domain	Ig-like beta-sandwich fold. This domain is the C-terminal part of the pilus and flagellar-assembly chaperone protein PapD.	Domain
A, B	PF00345	Pili and flagellar-assembly chaperone, PapD N-terminal domain (PapD_N)	Pili and flagellar-assembly chaperone, PapD N-terminal domain	C2 domain-like beta-sandwich fold. This domain is the n-terminal part of the PapD chaperone protein for pilus and flagellar assembly.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	SfaE PROTEIN	-	cellular component organization cell wall organization or biogenesis cell wall organization cellular process cellular component organization or biogenesis external encapsulating structure organization organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression chaperone-mediated protein folding macromolecule biosynthetic process protein maturation cellular component organization cell wall organization or biogenesis cell wall organization cellular process cellular component organization or biogenesis external encapsulating structure organization organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression chaperone-mediated protein folding macromolecule biosynthetic process protein maturation organic substance metabolic process protein folding biosynthetic process organic substance biosynthetic process nitrogen compound metabolic process metabolic process protein metabolic process macromolecule metabolic process	outer membrane-bounded periplasmic space cell envelope periplasmic space cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR036316	Pili assembly chaperone, C-terminal domain superfamily	Homologous Superfamily
A, B	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A, B	IPR016148	Pili assembly chaperone, C-terminal	Domain
A, B	IPR008962	PapD-like superfamily	Homologous Superfamily
A, B	IPR016147	Pili assembly chaperone, N-terminal	Domain
A, B	IPR001829	Pili assembly chaperone, bacterial	Family
A, B	IPR018046	Pili assembly chaperone, conserved site	Conserved Site

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.