1XEZ

Crystal Structure Of The Vibrio Cholerae Cytolysin (HlyA) Pro-Toxin With Octylglucoside Bound

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Leukocidin (pore-forming toxin)	8091100	4003101	SCOP2 (2022-06-29)
A	SCOP2 Family	HlyA C-terminal domain-like	8045628	4004576	SCOP2 (2022-06-29)
A	SCOP2 Family	HlyA beta-trefoil domain-like	8091098	4007723	SCOP2 (2022-06-29)
A	SCOP2 Family	HlyA N-terminal domain-like	8047657	4005743	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Leukocidin-like	8091101	3000256	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Mannose-binding lectins	8091096	3001715	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Ricin B-like lectins	8091099	3000678	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	HlyA N-terminal domain-like	8091097	3002488	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)
A	Leukocidin_1	e1xezA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Leukocidin-like (From Topology)	T: Leukocidin-like	F: Leukocidin_1	ECOD (1.6)
A	Ricin_B_lectin	e1xezA4	A: beta duplicates or obligate multimers	X: beta-Trefoil (From Topology)	H: beta-Trefoil (From Topology)	T: beta-Trefoil	F: Ricin_B_lectin	ECOD (1.6)
A	Beta-prism_lec	e1xezA3	A: beta duplicates or obligate multimers	X: beta-Prism I (From Topology)	H: beta-Prism I (From Topology)	T: beta-Prism I	F: Beta-prism_lec	ECOD (1.6)
A	Hemolysin_N	e1xezA1	A: a+b two layers	X: Pro-domain of Hemolysin hlyA (From Topology)	H: Pro-domain of Hemolysin hlyA (From Topology)	T: Pro-domain of Hemolysin hlyA	F: Hemolysin_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.110.130	Alpha Beta	2-Layer Sandwich	Translation Initiation Factor IF3	Hemolytic toxin, N-terminal domain	CATH (4.3.0)
A	2.70.240.20	Mainly Beta	Distorted Sandwich	Leukocidin-like	Leukocidin/Hemolysin toxin, cytolysin domain	CATH (4.3.0)
A	6.20.40.20	Special	Other non-globular	Porin MspA ribbon fold	Leukocidin/Hemolysin toxin, pre-stem domain	CATH (4.3.0)
A	2.100.10.30	Mainly Beta	Aligned Prism	Vitelline Membrane Outer Layer Protein I, subunit A	Jacalin-like lectin domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF12563	Hemolytic toxin N terminal (Hemolysin_N)	Hemolytic toxin N terminal	-	Family
A	PF07968	Leukocidin/Hemolysin toxin family (Leukocidin)	Leukocidin/Hemolysin toxin family	-	Domain
A	PF16458	Beta-prism lectin (Beta-prism_lec)	Beta-prism lectin	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	hemolysin	binding carbohydrate binding toxin activity identical protein binding protein binding	biological process involved in interspecies interaction between organisms cytolysis in another organism cellular process disruption of cell in another organism disruption of anatomical structure in another organism cytolysis killing of cells of another organism cell killing	membrane cellular anatomical entity extracellular region host cell plasma membrane host cellular component host cell part host cell membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR043080	Hemolytic toxin, N-terminal domain superfamily	Homologous Superfamily
A	IPR016183	Leukocidin/Hemolysin toxin	Domain
A	IPR036435	Leukocidin/porin MspA superfamily	Homologous Superfamily
A	IPR022220	Hemolytic toxin, N-terminal	Domain
A	IPR044883	Hemolysin, pre-stem domain	Homologous Superfamily
A	IPR036404	Jacalin-like lectin domain superfamily	Homologous Superfamily
A	IPR032496	Hemolysin, beta-prism lectin	Domain
A	IPR035992	Ricin B-like lectins	Homologous Superfamily
A	IPR000772	Ricin B, lectin domain	Domain

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A	OPM	Transmembrane	Beta-barrel transmembrane	Pore-forming beta-sheet toxins	HlyA hemolysin (n=14,S=14)

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A	mpstruc	TRANSMEMBRANE PROTEINS: BETA-BARREL	Adventitious Membrane Proteins: Beta-sheet Pore-forming Toxins/Attack Complexes	Cytolysin pore-forming toxin protomer

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.