Annotations: 1R4P

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1r4pa_	Alpha and beta proteins (a+b)	Ribosome inactivating proteins (RIP)	Ribosome inactivating proteins (RIP)	Shiga toxin, A-chain	Shiga toxin, A-chain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1r4pb_	All beta proteins	OB-fold	Bacterial enterotoxins	Bacterial AB5 toxins, B-subunits	Verotoxin-1/shiga-toxin, B-pentamer	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
C	d1r4pc_	All beta proteins	OB-fold	Bacterial enterotoxins	Bacterial AB5 toxins, B-subunits	Verotoxin-1/shiga-toxin, B-pentamer	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
E	d1r4pe_	All beta proteins	OB-fold	Bacterial enterotoxins	Bacterial AB5 toxins, B-subunits	Verotoxin-1/shiga-toxin, B-pentamer	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
F	d1r4pf_	All beta proteins	OB-fold	Bacterial enterotoxins	Bacterial AB5 toxins, B-subunits	Verotoxin-1/shiga-toxin, B-pentamer	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
D	d1r4pd_	All beta proteins	OB-fold	Bacterial enterotoxins	Bacterial AB5 toxins, B-subunits	Verotoxin-1/shiga-toxin, B-pentamer	(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	SCOP2B Superfamily	Ribosome inactivating proteins (RIP)	8041775	3001164	SCOP2B (2022-06-29)
B	SCOP2 Family	Bacterial AB5 toxins, B-subunits	8027911	4001827	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Bacterial enterotoxins	8040290	3000434	SCOP2 (2022-06-29)
C	SCOP2B Superfamily	Bacterial enterotoxins	8040290	3000434	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Bacterial enterotoxins	8040290	3000434	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Bacterial enterotoxins	8040290	3000434	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Bacterial enterotoxins	8040290	3000434	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	RIP	e1r4pA1	A: a+b two layers	X: RIP/Polo-box domain	H: Ribosome inactivating proteins (RIP) (From Topology)	T: Ribosome inactivating proteins (RIP)	F: RIP	ECOD (1.6)
B	SLT_beta	e1r4pB1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: SLT_beta	ECOD (1.6)
C	SLT_beta	e1r4pC1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: SLT_beta	ECOD (1.6)
E	SLT_beta	e1r4pE1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: SLT_beta	ECOD (1.6)
F	SLT_beta	e1r4pF1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: SLT_beta	ECOD (1.6)
D	SLT_beta	e1r4pD1	A: beta barrels	X: OB-fold	H: Bacterial enterotoxins (From Topology)	T: Bacterial enterotoxins	F: SLT_beta	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.420.10	Alpha Beta	3-Layer(aba) Sandwich	Ricin (A subunit)	domain 1	CATH (4.3.0)
A	4.10.470.10	Few Secondary Structures	Irregular	Ricin (A Subunit), domain 2	Ricin (A Subunit), domain 2	CATH (4.3.0)
B	2.40.50.70	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
C	2.40.50.70	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
E	2.40.50.70	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
F	2.40.50.70	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
D	2.40.50.70	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00161	Ribosome inactivating protein (RIP)	Ribosome inactivating protein	-	Domain
B, C, D, E, F	PF02258	Shiga-like toxin beta subunit (SLT_beta)	Shiga-like toxin beta subunit	This family represents the B subunit of shiga-like toxin (SLT or verotoxin) produced by some strains of E.coli associated with hemorrhagic colitis and hemolytic uremic syndrome. SLT's are composed of one enzymatic A subunit and five cell binding B s ...	This family represents the B subunit of shiga-like toxin (SLT or verotoxin) produced by some strains of E.coli associated with hemorrhagic colitis and hemolytic uremic syndrome. SLT's are composed of one enzymatic A subunit and five cell binding B subunits.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	shiga-like toxin type II A subunit	hydrolase activity, acting on glycosyl bonds rRNA N-glycosylase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid hydrolase activity catalytic activity, acting on a rRNA catalytic activity RNA glycosylase activity hydrolase activity, hydrolyzing N-glycosyl compounds toxin activity	regulation of cellular process negative regulation of biological process regulation of primary metabolic process post-transcriptional regulation of gene expression negative regulation of translation negative regulation of cellular process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process regulation of protein metabolic process negative regulation of metabolic process biological regulation regulation of cellular process negative regulation of biological process regulation of primary metabolic process post-transcriptional regulation of gene expression negative regulation of translation negative regulation of cellular process protein metabolic process negative regulation of protein metabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process regulation of biological process regulation of protein metabolic process negative regulation of metabolic process biological regulation primary metabolic process regulation of macromolecule metabolic process gene expression translation macromolecule biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process regulation of translation negative regulation of macromolecule biosynthetic process regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process symbiont-mediated modulation of host virulence biological process involved in interspecies interaction between organisms symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction	cellular anatomical structure extracellular region
B, C, D, E, F	shiga-like toxin type II B subunit	toxin activity	symbiont-mediated modulation of host virulence biological process involved in interspecies interaction between organisms symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated cytolysis of host cell disruption of cell in another organism hemolysis by symbiont of host erythrocytes cytolysis cytolysis in another organism cellular process disruption of anatomical structure in another organism symbiont-mediated killing of host cell symbiont-mediated modulation of host virulence biological process involved in interspecies interaction between organisms symbiont-mediated perturbation of host process modulation of process of another organism biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated cytolysis of host cell disruption of cell in another organism hemolysis by symbiont of host erythrocytes cytolysis cytolysis in another organism cellular process disruption of anatomical structure in another organism symbiont-mediated killing of host cell killing of cells of another organism cell killing	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036041	Ribosome-inactivating protein superfamily	Homologous Superfamily
A	IPR016331	Shiga-like toxin, subunit A	Family
A	IPR017988	Ribosome-inactivating protein conserved site	Conserved Site
A	IPR016139	Ribosome-inactivating protein, subdomain 2	Homologous Superfamily
A	IPR016138	Ribosome-inactivating protein, subdomain 1	Homologous Superfamily
A	IPR001574	Ribosome-inactivating protein	Family
B, C, D, E, F	IPR008992	Enterotoxin	Homologous Superfamily
B, C, D, E, F	IPR003189	Shiga-like toxin, beta subunit	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 R01GM157729.