1RYB

Crystal Structure of the Chloroplast Group II Intron Splicing Factor CRS2

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 Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1ryba_	Alpha and beta proteins (a/b)	Phosphorylase/hydrolase-like	Peptidyl-tRNA hydrolase-like	Peptidyl-tRNA hydrolase-like	Chloroplast group II intron splicing factor Crs2	(Zea mays ) [TaxId: 4577 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Peptidyl-tRNA hydrolase-like	8041065	3000647	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	Pept_tRNA_hydro	e1rybA1	A: a/b three-layered sandwiches	X: Phosphorylase/hydrolase-like	H: Peptidyl-tRNA hydrolase-like (From Topology)	T: Peptidyl-tRNA hydrolase-like	F: Pept_tRNA_hydro	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.1470	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Peptidyl-tRNA hydrolase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01195	Peptidyl-tRNA hydrolase (Pept_tRNA_hydro)	Peptidyl-tRNA hydrolase	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	CRS2	aminoacyl-tRNA hydrolase activity hydrolase activity, acting on ester bonds catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid carboxylic ester hydrolase activity hydrolase activity catalytic activity, acting on a tRNA catalytic activity	RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process RNA splicing cellular biosynthetic process cellular metabolic process RNA metabolic process primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound metabolic process organic cyclic compound metabolic process organic substance metabolic process biosynthetic process organic substance biosynthetic process metabolic process cellular process RNA processing macromolecule metabolic process mRNA processing mRNA metabolic process	protein-containing complex ribonucleoprotein complex membrane-bounded organelle intracellular anatomical structure plastid cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle plastid stroma organelle chloroplast stroma cytoplasm chloroplast

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR018171	Peptidyl-tRNA hydrolase, conserved site	Conserved Site
A	IPR036416	Peptidyl-tRNA hydrolase superfamily	Homologous Superfamily
A	IPR048076	Chloroplastic group IIB intron splicing facilitator CRS2-like	Family
A	IPR001328	Peptidyl-tRNA hydrolase	Family

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.