2HRA

Crystal structures of the interacting domains from yeast glutamyl-tRNA synthetase and tRNA aminoacylation and nuclear export cofactor Arc1p reveal a novel function for an old fold

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	GST C-terminal domain-like	8089973	3000305	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Thioredoxin-like	8089972	3000031	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Thioredoxin-like	8089972	3000031	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	GST C-terminal domain-like	8089973	3000305	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	GST_C_3	e2hraA1	A: alpha superhelices	X: Repetitive alpha hairpins	H: Glutathione S-transferase (GST)-C (From Topology)	T: Glutathione S-transferase (GST)-C	F: GST_C_3	ECOD (1.6)
A	KOG1147_like	e2hraA2	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: KOG1147_like	ECOD (1.6)
B	GST_C_3	e2hraB1	A: alpha superhelices	X: Repetitive alpha hairpins	H: Glutathione S-transferase (GST)-C (From Topology)	T: Glutathione S-transferase (GST)-C	F: GST_C_3	ECOD (1.6)
B	KOG1147_like	e2hraB2	A: a+b three layers	X: Thioredoxin-like	H: Thioredoxin-like (From Topology)	T: Thioredoxin-like	F: KOG1147_like	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.30.70	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin		CATH (4.3.0)
A	1.20.1050.10	Mainly Alpha	Up-down Bundle	Glutathione S-transferase Yfyf (Class Pi)	Chain A, domain 2	CATH (4.3.0)
B	3.40.30.70	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin		CATH (4.3.0)
B	1.20.1050.10	Mainly Alpha	Up-down Bundle	Glutathione S-transferase Yfyf (Class Pi)	Chain A, domain 2	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Glutamyl-tRNA synthetase, cytoplasmic	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding RNA binding nucleic acid binding mRNA binding glutamate-tRNA ligase activity ligase activity, forming carbon-oxygen bonds aminoacyl-tRNA ligase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid catalytic activity, acting on a tRNA catalytic activity ligase activity	amino acid activation tRNA aminoacylation cellular biosynthetic process organonitrogen compound biosynthetic process RNA metabolic process amino acid metabolic process nucleobase-containing compound metabolic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process protein metabolic process glutamyl-tRNA aminoacylation organonitrogen compound metabolic process amino acid activation tRNA aminoacylation cellular biosynthetic process organonitrogen compound biosynthetic process RNA metabolic process amino acid metabolic process nucleobase-containing compound metabolic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process protein metabolic process glutamyl-tRNA aminoacylation organonitrogen compound metabolic process cellular metabolic process cellular nitrogen compound metabolic process primary metabolic process translation gene expression tRNA aminoacylation for protein translation macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process organic cyclic compound metabolic process biosynthetic process ncRNA metabolic process metabolic process cellular process macromolecule metabolic process cellular aromatic compound metabolic process methionyl-tRNA aminoacylation	membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle cytoplasmic ribonucleoprotein granule ribonucleoprotein granule intracellular non-membrane-bounded organelle supramolecular complex non-membrane-bounded organelle cytoplasmic stress granule membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm cellular anatomical entity intracellular membrane-bounded organelle cytoplasmic ribonucleoprotein granule ribonucleoprotein granule intracellular non-membrane-bounded organelle supramolecular complex non-membrane-bounded organelle cytoplasmic stress granule cytosol protein-containing complex methionyl glutamyl tRNA synthetase complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR004526	Glutamyl-tRNA synthetase, archaeal/eukaryotic cytosolic	Family
A, B	IPR000924	Glutamyl/glutaminyl-tRNA synthetase	Family
A, B	IPR020061	Glutamine-tRNA ligase, alpha-bundle domain superfamily	Homologous Superfamily
A, B	IPR020058	Glutamyl/glutaminyl-tRNA synthetase, class Ib, catalytic domain	Domain
A, B	IPR020056	Large ribosomal subunit protein bL25/Gln-tRNA synthetase, N-terminal	Homologous Superfamily
A, B	IPR001412	Aminoacyl-tRNA synthetase, class I, conserved site	Conserved Site
A, B	IPR049437	tRNA synthetases class I (E and Q), anti-codon binding domain	Domain
A, B	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily
A, B	IPR020059	Glutamyl/glutaminyl-tRNA synthetase, class Ib, anti-codon binding domain	Domain
A, B	IPR011035	Large ribosomal subunit protein bL25/Gln-tRNA synthetase, anti-codon-binding domain superfamily	Homologous Superfamily
A, B	IPR036282	Glutathione S-transferase, C-terminal domain superfamily	Homologous Superfamily

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.