Annotations: 3IAL

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Ribosomal_L36	e3ialB2	A: alpha bundles	X: HTH	H: HTH	T: tetra-helical, lambda repressor-like	F: Ribosomal_L36	ECOD (develop294)
B	Pneumovirus_M2	e3ialB6	A: alpha bundles	X: Subtilisin-like	H: Subtilisin-like	T: Subtilisin-like	F: Pneumovirus_M2	ECOD (develop294)
A	DapB_N	e3ialA1	A: alpha bundles	X: Alpha-beta plaits	H: HMA-related	T: HMA, heavy metal-associated domain	F: DapB_N	ECOD (develop294)
A	CoV_NSP4_C	e3ialA4	A: alpha bundles	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: CoV_NSP4_C	ECOD (develop294)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.30.930.10	Alpha Beta	2-Layer Sandwich	BirA Bifunctional Protein	domain 2	CATH (4.3.0)
B	3.40.50.800	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Anticodon-binding domain	CATH (4.3.0)
B	3.30.110.30	Alpha Beta	2-Layer Sandwich	Translation Initiation Factor IF3	C-terminal domain of ProRS	CATH (4.3.0)
A	3.30.930.10	Alpha Beta	2-Layer Sandwich	BirA Bifunctional Protein	domain 2	CATH (4.3.0)
A	3.40.50.800	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Anticodon-binding domain	CATH (4.3.0)
A	3.30.110.30	Alpha Beta	2-Layer Sandwich	Translation Initiation Factor IF3	C-terminal domain of ProRS	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF03129	Anticodon binding domain (HGTP_anticodon)	Anticodon binding domain	This domain is found in histidyl, glycyl, threonyl and prolyl tRNA synthetases [1] it is probably the anticodon binding domain [2].	Domain
A, B	PF09180	Prolyl-tRNA synthetase, C-terminal (ProRS-C_1)	Prolyl-tRNA synthetase, C-terminal	Members of this family are predominantly found in prokaryotic prolyl-tRNA synthetase. They contain a zinc binding site, and adopt a structure consisting of alpha helices and antiparallel beta sheets arranged in 2 layers, in a beta-alpha-beta-alpha-be ...	Members of this family are predominantly found in prokaryotic prolyl-tRNA synthetase. They contain a zinc binding site, and adopt a structure consisting of alpha helices and antiparallel beta sheets arranged in 2 layers, in a beta-alpha-beta-alpha-beta motif [1].	Domain
A, B	PF00587	tRNA synthetase class II core domain (G, H, P, S and T) (tRNA-synt_2b)	tRNA synthetase class II core domain (G, H, P, S and T)	tRNA-synt_2b is a family of largely threonyl-tRNA members.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Prolyl-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 catalytic activity, acting on a tRNA catalytic activity proline-tRNA ligase activity ligase activity	prolyl-tRNA aminoacylation amino acid activation 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 prolyl-tRNA aminoacylation amino acid activation 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	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR045864	Class II Aminoacyl-tRNA synthetase/Biotinyl protein ligase (BPL) and lipoyl protein ligase (LPL)	Homologous Superfamily
A, B	IPR017449	Prolyl-tRNA synthetase, class II	Homologous Superfamily
A, B	IPR004154	Anticodon-binding	Domain
A, B	IPR006195	Aminoacyl-tRNA synthetase, class II	Domain
A, B	IPR002314	Aminoacyl-tRNA synthetase, class II (G/ P/ S/T)	Domain
A, B	IPR033721	Prolyl-tRNA synthetase, catalytic domain	Domain
A, B	IPR036621	Anticodon-binding domain superfamily	Homologous Superfamily
A, B	IPR004499	Proline-tRNA ligase, class IIa, archaeal-type	Family
A, B	IPR002316	Proline-tRNA ligase, class IIa	Family
A, B	IPR016061	Proline-tRNA ligase, class II, C-terminal	Domain

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.