Annotations: 1H3F

Tyrosyl-tRNA synthetase from Thermus thermophilus complexed with tyrosinol

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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	d1h3fa1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Tyrosyl-tRNA synthetase (TyrRS)	(Thermus thermophilus HB27 ) [TaxId: 262724 ],	SCOPe (2.08)
A	d1h3fa2	Alpha and beta proteins (a+b)	Alpha-L RNA-binding motif	Alpha-L RNA-binding motif	Tyrosyl-tRNA synthetase (TyrRS), C-terminal domain	Tyrosyl-tRNA synthetase (TyrRS), C-terminal domain	(Thermus thermophilus HB27 ) [TaxId: 262724 ],	SCOPe (2.08)
B	d1h3fb1	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	Tyrosyl-tRNA synthetase (TyrRS)	(Thermus thermophilus HB27 ) [TaxId: 262724 ],	SCOPe (2.08)
B	d1h3fb2	Alpha and beta proteins (a+b)	Alpha-L RNA-binding motif	Alpha-L RNA-binding motif	Tyrosyl-tRNA synthetase (TyrRS), C-terminal domain	Tyrosyl-tRNA synthetase (TyrRS), C-terminal domain	(Thermus thermophilus HB27 ) [TaxId: 262724 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Alpha-L RNA-binding motif	8042397	3001473	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Nucleotidylyl transferase	8042396	3001541	SCOP2B (2022-06-29)
B	SCOP2 Family	Class I aminoacyl-tRNA synthetases (RS), catalytic domain	8030017	4003807	SCOP2 (2022-06-29)
B	SCOP2 Family	Tyrosyl-tRNA synthetase (TyrRS), C-terminal domain	8030018	4002686	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Nucleotidylyl transferase	8042396	3001541	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Alpha-L RNA-binding motif	8042397	3001473	SCOP2 (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		e1h3fA1	A: a+b two layers	X: beta-Grasp	H: Ubiquitin-related	T: Alpha-L RNA-binding motif	F:	ECOD (v295.2)
A	tRNA-synt_1b	e1h3fA2	A: alpha arrays	X: HUP domain-like	H: HUP domains	T: HUP domains	F: tRNA-synt_1b	ECOD (v295.2)
B	HSP90,HATPase_c_3	e1h3fB1	A: alpha arrays	X: ETN0001 domain-like	H: ETN0001 domain-like	T: Mss4-like	F: HSP90,HATPase_c_3	ECOD (v295.2)
B	SNO	e1h3fB2	A: alpha arrays	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: C-terminal subdomain in Lon-related proteases catalytic domains	F: SNO	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
A	1.10.240.10	Mainly Alpha	Orthogonal Bundle	Tyrosyl-Transfer RNA Synthetase	Tyrosyl-Transfer RNA Synthetase	CATH (4.3.0)
A	3.10.290.10	Alpha Beta	Roll	Structural Genomics Hypothetical 15.5 Kd Protein In mrcA-pckA Intergenic Region	Chain A	CATH (4.3.0)
B	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
B	1.10.240.10	Mainly Alpha	Orthogonal Bundle	Tyrosyl-Transfer RNA Synthetase	Tyrosyl-Transfer RNA Synthetase	CATH (4.3.0)
B	3.10.290.10	Alpha Beta	Roll	Structural Genomics Hypothetical 15.5 Kd Protein In mrcA-pckA Intergenic Region	Chain A	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	TYROSYL-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 tyrosine-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 RNA binding nucleic acid binding	amino acid activation tyrosyl-tRNA aminoacylation tRNA aminoacylation RNA metabolic process primary metabolic process amino acid metabolic process translation gene expression tRNA aminoacylation for protein translation protein biosynthetic process macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process nucleobase-containing compound metabolic process biosynthetic process amino acid activation tyrosyl-tRNA aminoacylation tRNA aminoacylation RNA metabolic process primary metabolic process amino acid metabolic process translation gene expression tRNA aminoacylation for protein translation protein biosynthetic process 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	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR002307	Tyrosine-tRNA ligase	Family
A, B	IPR024108	Tyrosine-tRNA ligase, bacterial-type, type 2	Family
A, B	IPR002305	Aminoacyl-tRNA synthetase, class Ic	Family
A, B	IPR024088	Tyrosine-tRNA ligase, bacterial-type	Family
A, B	IPR036986	RNA-binding S4 domain superfamily	Homologous Superfamily
A, B	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily

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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.