Annotations: 2ZR1

Agglutinin from Abrus Precatorius

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d2zr1d1	All beta proteins	beta-Trefoil	Ricin B-like lectins	Ricin B-like	Agglutinin-1 chain B	(Abrus precatorius ) [TaxId: 3816 ],	SCOPe (2.08)
B	d2zr1b1	All beta proteins	beta-Trefoil	Ricin B-like lectins	Ricin B-like	Agglutinin-1 chain B	(Abrus precatorius ) [TaxId: 3816 ],	SCOPe (2.08)
C	d2zr1c_	Alpha and beta proteins (a+b)	Ribosome inactivating proteins (RIP)	Ribosome inactivating proteins (RIP)	Plant cytotoxins	automated matches	(Abrus precatorius ) [TaxId: 3816 ],	SCOPe (2.08)
A	d2zr1a_	Alpha and beta proteins (a+b)	Ribosome inactivating proteins (RIP)	Ribosome inactivating proteins (RIP)	Plant cytotoxins	automated matches	(Abrus precatorius ) [TaxId: 3816 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Ricin B-like lectins	8035207	3000678	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Ricin B-like lectins	8035208	3000678	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ricin B-like lectins	8035207	3000678	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ricin B-like lectins	8035208	3000678	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Ribosome inactivating proteins (RIP)	8035203	3001164	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Ribosome inactivating proteins (RIP)	8035203	3001164	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)
D	HTH_3	e2zr1D1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: HTH_3	ECOD (v294.1)
B	HTH_3	e2zr1B1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: HTH_3	ECOD (v294.1)
C	HTH_3	e2zr1C1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: HTH_3	ECOD (v294.1)
A	HTH_3	e2zr1A1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: HTH_3	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
B	2.80.10.50	Mainly Beta	Trefoil	Trefoil (Acidic Fibroblast Growth Factor, subunit A)		CATH (4.3.0)
C	3.40.420.10	Alpha Beta	3-Layer(aba) Sandwich	Ricin (A subunit)	domain 1	CATH (4.3.0)
C	4.10.470.10	Few Secondary Structures	Irregular	Ricin (A Subunit), domain 2	Ricin (A Subunit), domain 2	CATH (4.3.0)
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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, D	PF00652	Ricin-type beta-trefoil lectin domain (Ricin_B_lectin)	Ricin-type beta-trefoil lectin domain		Domain
A, C	PF00161	Ribosome inactivating protein (RIP)	Ribosome inactivating protein		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D	Agglutinin-1 chain B	binding carbohydrate binding toxin activity 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	regulation of cellular process negative regulation of biological process protein biosynthetic 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 regulation of cellular process negative regulation of biological process protein biosynthetic 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 heterophilic cell-cell adhesion cell adhesion cell-cell adhesion response to stimulus defense response response to stress	-
A, C	Agglutinin-1 chain A	binding carbohydrate binding toxin activity 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	regulation of cellular process negative regulation of biological process protein biosynthetic 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 regulation of cellular process negative regulation of biological process protein biosynthetic 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 heterophilic cell-cell adhesion cell adhesion cell-cell adhesion response to stimulus defense response response to stress	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D	IPR016139	Ribosome-inactivating protein, subdomain 2	Homologous Superfamily
B, D	IPR016138	Ribosome-inactivating protein, subdomain 1	Homologous Superfamily
B, D	IPR001574	Ribosome-inactivating protein	Family
B, D	IPR036041	Ribosome-inactivating protein superfamily	Homologous Superfamily
B, D	IPR017988	Ribosome-inactivating protein conserved site	Conserved Site
B, D	IPR017989	Ribosome-inactivating protein type 1/2	Family
B, D	IPR035992	Ricin B-like lectins	Homologous Superfamily
B, D	IPR000772	Ricin B, lectin domain	Domain
A, C	IPR016139	Ribosome-inactivating protein, subdomain 2	Homologous Superfamily
A, C	IPR016138	Ribosome-inactivating protein, subdomain 1	Homologous Superfamily
A, C	IPR001574	Ribosome-inactivating protein	Family
A, C	IPR036041	Ribosome-inactivating protein superfamily	Homologous Superfamily
A, C	IPR017988	Ribosome-inactivating protein conserved site	Conserved Site
A, C	IPR017989	Ribosome-inactivating protein type 1/2	Family
A, C	IPR035992	Ricin B-like lectins	Homologous Superfamily
A, C	IPR000772	Ricin B, lectin domain	Domain

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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.