Annotations: 4KSR

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	T2SE N-terminal domain-like	8056592	3002353	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	T6SS-like	8101211	3000580	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	RecA-like P-loop NTPases	8056593	3002019	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	RecA-like P-loop NTPases	8056593	3002019	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	T6SS-like	8101211	3000580	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	T2SE N-terminal domain-like	8056592	3002353	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	RecA-like P-loop NTPases	8056593	3002019	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	T2SE N-terminal domain-like	8056592	3002353	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	T6SS-like	8101211	3000580	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)
C	T6SS_HCP	e4ksrC1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: T6SS_HCP	ECOD (1.6)
C	T2SSE	e4ksrC2	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: T2SSE	ECOD (1.6)
B	T6SS_HCP	e4ksrB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: T6SS_HCP	ECOD (1.6)
B	T2SSE	e4ksrB2	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: T2SSE	ECOD (1.6)
A	T6SS_HCP	e4ksrA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: FMN-binding split barrel	F: T6SS_HCP	ECOD (1.6)
A	T2SSE	e4ksrA2	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: T2SSE	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Type II secretion system protein E, Hemolysin-coregulated protein	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding protein transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity protein transmembrane transporter activity protein-transporting ATPase activity protein-exporting ATPase activity ATP-dependent activity macromolecule transmembrane transporter activity active transmembrane transporter activity transporter activity transmembrane transporter activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity cation binding metal ion binding	protein transport across the cell outer membrane establishment of protein localization transport secretion 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 protein transport across the cell outer membrane establishment of protein localization transport secretion 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 macromolecule localization cellular process intracellular protein localization	protein-containing complex type II protein secretion system complex cell periphery cellular anatomical structure plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR036624	Hcp1-like superfamily	Homologous Superfamily
A, B, C	IPR053165	HSI-I assembly protein Hcp1	Family
A, B, C	IPR008514	Type VI secretion system effector Hcp	Domain
A, B, C	IPR037257	Type II secretion system protein GspE, N-terminal superfamily	Homologous Superfamily
A, B, C	IPR013369	Type II secretion system protein GspE	Family
A, B, C	IPR054757	Type II secretion system protein E, N1E domain	Domain
A, B, C	IPR001482	Type II/IV secretion system domain	Domain
A, B, C	IPR003593	AAA+ ATPase domain	Domain
A, B, C	IPR027417	P-loop containing nucleoside triphosphate hydrolase	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.