1GSG

Structure of E.coli glutaminyl-tRNA synthetase complexed with trnagln and ATP at 2.8 Angstroms resolution

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
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)
B [auth P]	d1gsgp1	All beta proteins	Ribosomal protein L25-like	Ribosomal protein L25-like	Gln-tRNA synthetase (GlnRS), C-terminal (anticodon-binding) domain	Gln-tRNA synthetase (GlnRS), C-terminal (anticodon-binding) domain	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B [auth P]	d1gsgp2	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Glutaminyl-tRNA synthetase (GlnRS)	(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)
B [auth P]	SCOP2B Superfamily	Nucleotidylyl transferase	8036813	3001541	SCOP2B (2022-06-29)
B [auth P]	SCOP2B Superfamily	Ribosomal protein L25-like	8036811	3001161	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)
B [auth P]	tRNA-synt_1c_C_N	e1gsgP3	A: beta barrels	X: Ribosomal protein L25-like	H: Ribosomal protein L25-like (From Topology)	T: Ribosomal protein L25-like	F: tRNA-synt_1c_C_N	ECOD (1.6)
B [auth P]	tRNA-synt_1c_C_C	e1gsgP4	A: beta barrels	X: Ribosomal protein L25-like	H: Ribosomal protein L25-like (From Topology)	T: Ribosomal protein L25-like	F: tRNA-synt_1c_C_C	ECOD (1.6)
B [auth P]	tRNA-synt_1c	e1gsgP7	A: alpha bundles	X: Zn-binding domain in glutaminyl-tRNA synthetase (From Topology)	H: Zn-binding domain in glutaminyl-tRNA synthetase (From Topology)	T: Zn-binding domain in glutaminyl-tRNA synthetase	F: tRNA-synt_1c	ECOD (1.6)
B [auth P]	tRNA-synt_1c	e1gsgP5	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: tRNA-synt_1c	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B [auth P]	PF00749	tRNA synthetases class I (E and Q), catalytic domain (tRNA-synt_1c)	tRNA synthetases class I (E and Q), catalytic domain	Other tRNA synthetase sub-families are too dissimilar to be included. This family includes only glutamyl and glutaminyl tRNA synthetases. In some organisms, a single glutamyl-tRNA synthetase aminoacylates both tRNA(Glu) and tRNA(Gln).	Domain
B [auth P]	PF03950	tRNA synthetases class I (E and Q), anti-codon binding domain (tRNA-synt_1c_C)	tRNA synthetases class I (E and Q), anti-codon binding domain	This entry represents the first of the two ribosomal L25-like domains of the anticodon binding domain. Other tRNA synthetase sub-families are too dissimilar to be included. This family includes only glutamyl and glutaminyl tRNA synthetases. In some o ...	This entry represents the first of the two ribosomal L25-like domains of the anticodon binding domain. Other tRNA synthetase sub-families are too dissimilar to be included. This family includes only glutamyl and glutaminyl tRNA synthetases. In some organisms, a single glutamyl-tRNA synthetase aminoacylates both tRNA(Glu) and tRNA(Gln).	Domain
B [auth P]	PF20974	tRNA synthetases class I (E and Q), anti-codon binding domain (tRNA-synt_1c_C2)	tRNA synthetases class I (E and Q), anti-codon binding domain	This entry represents the second ribosomal L25 like domain which is part of the anticodon binding domain. Other tRNA synthetase sub-families are too dissimilar to be included. This family includes only glutamyl and glutaminyl tRNA synthetases. In som ...	This entry represents the second ribosomal L25 like domain which is part of the anticodon binding domain. Other tRNA synthetase sub-families are too dissimilar to be included. This family includes only glutamyl and glutaminyl tRNA synthetases. In some organisms, a single glutamyl-tRNA synthetase aminoacylates both tRNA(Glu) and tRNA(Gln).	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth T]	TRNAGLN	-	-	-
B [auth P]	GLUTAMINYL-TRNA SYNTHETASE	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding ligase activity, forming carbon-oxygen bonds aminoacyl-tRNA ligase activity catalytic activity, acting on RNA catalytic activity, acting on a nucleic acid glutamine-tRNA ligase activity catalytic activity, acting on a tRNA catalytic activity ligase activity	amino acid activation tRNA aminoacylation RNA metabolic process primary metabolic process amino acid metabolic process translation gene expression tRNA aminoacylation for protein translation macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process nucleobase-containing compound metabolic process biosynthetic process metabolic process amino acid activation tRNA aminoacylation RNA metabolic process primary metabolic process amino acid metabolic process translation gene expression tRNA aminoacylation for protein translation macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process nucleobase-containing compound metabolic process biosynthetic process metabolic process cellular process macromolecule metabolic process protein metabolic process glutamyl-tRNA aminoacylation glutaminyl-tRNA aminoacylation	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B [auth P]	IPR000924	Glutamyl/glutaminyl-tRNA synthetase	Family
B [auth P]	IPR020061	Glutamine-tRNA ligase, alpha-bundle domain superfamily	Homologous Superfamily
B [auth P]	IPR020058	Glutamyl/glutaminyl-tRNA synthetase, class Ib, catalytic domain	Domain
B [auth P]	IPR020056	Large ribosomal subunit protein bL25/Gln-tRNA synthetase, N-terminal	Homologous Superfamily
B [auth P]	IPR001412	Aminoacyl-tRNA synthetase, class I, conserved site	Conserved Site
B [auth P]	IPR049437	tRNA synthetases class I (E and Q), anti-codon binding domain	Domain
B [auth P]	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily
B [auth P]	IPR020059	Glutamyl/glutaminyl-tRNA synthetase, class Ib, anti-codon binding domain	Domain
B [auth P]	IPR011035	Large ribosomal subunit protein bL25/Gln-tRNA synthetase, anti-codon-binding domain superfamily	Homologous Superfamily
B [auth P]	IPR004514	Glutamine-tRNA synthetase	Family
B [auth P]	IPR022861	Glutamine-tRNA ligase, bacterial	Family
B [auth P]	IPR050132	Glutamine/Glutamate--tRNA Ligase	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.