Annotations: 4K0U

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Pilotin-like	8090564	3002445	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	PF09691	e4k0uA1	A: alpha arrays	X: Bacterial chaperone lipoprotein (PulS_OutS) (From Topology)	H: Bacterial chaperone lipoprotein (PulS_OutS) (From Topology)	T: Bacterial chaperone lipoprotein (PulS_OutS)	F: PF09691	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.58.1630	Mainly Alpha	Up-down Bundle	Methane Monooxygenase Hydroxylase	Chain G, domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF09691	Type II secretion system pilotin lipoprotein (PulS_OutS) (T2SS_PulS_OutS)	Type II secretion system pilotin lipoprotein (PulS_OutS)	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Lipoprotein OutS	-	protein localization cellular localization establishment of protein localization nitrogen compound transport transport organic substance transport intracellular transport establishment of localization localization protein transport establishment of localization in cell cellular macromolecule localization macromolecule localization cellular process protein localization cellular localization establishment of protein localization nitrogen compound transport transport organic substance transport intracellular transport establishment of localization localization protein transport establishment of localization in cell cellular macromolecule localization macromolecule localization cellular process intracellular protein transport organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein maturation organic substance metabolic process biosynthetic process proteolysis organic substance biosynthetic process protein processing metabolic process protein metabolic process macromolecule metabolic process	cell periphery cell outer membrane external encapsulating structure membrane cell envelope outer membrane cellular anatomical entity
B	Type II secretion system protein D	-	protein localization protein transport across the cell outer membrane establishment of protein localization cellular localization nitrogen compound transport transport secretion organic substance transport establishment of protein localization to extracellular region export from cell protein secretion by the type II secretion system protein secretion establishment of localization protein localization to extracellular region transmembrane transport protein localization protein transport across the cell outer membrane establishment of protein localization cellular localization nitrogen compound transport transport secretion organic substance transport establishment of protein localization to extracellular region export from cell protein secretion by the type II secretion system protein secretion establishment of localization protein localization to extracellular region transmembrane transport localization secretion by cell protein transmembrane transport protein transport cellular macromolecule localization macromolecule localization cellular process organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein maturation organic substance metabolic process biosynthetic process proteolysis organic substance biosynthetic process protein processing metabolic process protein metabolic process macromolecule metabolic process	protein-containing complex type II protein secretion system complex cell periphery cell outer membrane external encapsulating structure membrane cell envelope outer membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR005699	Chaperone lipoprotein, PulS/OutS	Family
A	IPR019114	Chaperone lipoprotein, PulS/OutS-like	Family
A	IPR038432	PulS/OutS-like superfamily	Homologous Superfamily
B	IPR005644	NolW-like	Domain
B	IPR004846	Type II/III secretion system, secretin-like domain	Domain
B	IPR038591	NolW-like superfamily	Homologous Superfamily
B	IPR049371	GspD-like, N0 domain	Domain
B	IPR001775	GspD/PilQ family	Family
B	IPR004845	Type II secretion system protein GspD, conserved site	Conserved Site
B	IPR013356	Type II secretion system protein GspD	Family

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.