3N3X

Crystal Structure of the complex formed between type I ribosome inactivating protein and hexapeptide Ser-Asp-Asp-Asp-Met-Gly at 1.7 A resolution

External Resource: Annotation

Domain Annotation: SCOP/SCOPe 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)
A	d3n3xa_	Alpha and beta proteins (a+b)	Ribosome inactivating proteins (RIP)	Ribosome inactivating proteins (RIP)	Plant cytotoxins	automated matches	(Momordica balsamina ) [TaxId: 3672 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	RIP	e3n3xA1	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)

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)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	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	SDDDMG peptide	enzyme regulator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity structural molecule activity structural constituent of ribosome molecular function inhibitor activity	primary metabolic process translation gene expression macromolecule biosynthetic process biosynthetic process translational elongation cytoplasmic translation metabolic process cellular process cytoplasmic translational elongation protein metabolic process macromolecule metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle storage vacuole lytic vacuole vacuole intracellular membrane-bounded organelle fungal-type vacuole intracellular organelle organelle protein-containing complex intracellular membraneless organelle cellular anatomical structure intracellular anatomical structure cytoplasm cytosol membrane-bounded organelle storage vacuole lytic vacuole vacuole intracellular membrane-bounded organelle fungal-type vacuole intracellular organelle organelle protein-containing complex intracellular membraneless organelle ribosomal subunit cytosolic large ribosomal subunit cytosolic ribosome ribonucleoprotein complex membraneless organelle ribosome large ribosomal subunit
A	Ribosome inactivating protein	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 binding nucleoside phosphate binding organic cyclic compound binding nucleotide binding heterocyclic compound binding 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 binding nucleoside phosphate binding organic cyclic compound binding nucleotide binding heterocyclic compound binding small molecule binding 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	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR027534	Large ribosomal subunit protein P1/P2	Family
B	IPR038716	Large ribosomal subunit protein P1/P2, N-terminal domain	Homologous Superfamily
B	IPR044076	Large ribosomal subunit protein P2, eukaryotes	Family
A	IPR036041	Ribosome-inactivating protein superfamily	Homologous Superfamily
A	IPR017988	Ribosome-inactivating protein conserved site	Conserved Site
A	IPR016139	Ribosome-inactivating protein, subdomain 2	Homologous Superfamily
A	IPR017989	Ribosome-inactivating protein type 1/2	Family
A	IPR016138	Ribosome-inactivating protein, subdomain 1	Homologous Superfamily
A	IPR001574	Ribosome-inactivating protein	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.