Annotations: 6H3J

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2 Family	T9SS Plug-like	8060068	4005102	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	Starch-binding domain-like	8102271	3000816	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	E set domains	8102269	3000070	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	E set domains	8102270	3000070	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)
C	DUF5103_3rd	e6h3jC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: DUF5103_3rd	ECOD (1.6)
C	DUF5103_2nd	e6h3jC2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: DUF5103_2nd	ECOD (1.6)
C	DUF5103_1st	e6h3jC3	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: DUF5103_1st	ECOD (1.6)
B	FKBP_C	e6h3jB1	A: a+b two layers	X: FKBP-like	H: FKBP-like	T: FKBP-like	F: FKBP_C	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C	PF17116	Type 9 secretion system plug protein 1st domain (T9SS_plug_1st)	Type 9 secretion system plug protein 1st domain	This is a family of Bacteroidetes proteins that appear to form a plug in the type 9 secretion system pore [1].	Domain
A	PF14349	Motility related/secretion protein (SprA_N)	Motility related/secretion protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C	Plug	-	-	-
B	Peptidyl-prolyl cis-trans isomerase	isomerase activity catalytic activity, acting on a protein peptidyl-prolyl cis-trans isomerase activity catalytic activity cis-trans isomerase activity	-	-
A	Protein involved in gliding motility SprA	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C	IPR031345	Type 9 secretion system plug protein, N-terminal domain	Domain
B	IPR046357	Peptidyl-prolyl cis-trans isomerase domain superfamily	Homologous Superfamily
B	IPR001179	FKBP-type peptidyl-prolyl cis-trans isomerase domain	Domain
B	IPR044609	Peptidyl-prolyl cis-trans isomerase FKBP2/11	Family
A	IPR026377	Cell surface SprA	Family
A	IPR025684	Gliding motility protein SprA N-terminal domain	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, C	OPM	Transmembrane	Beta-barrel transmembrane	Por protein secretin system	Gliding motility protein SprA complex

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, C	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, C	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Type IX Secretion Systems	SprA-based type IX (type 9) secretion system translocon

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.