4CQN | pdb_00004cqn

Crystal structure of the E.coli LeuRS-tRNA complex with the non- cognate isoleucyl adenylate analogue

External Resource: Annotation

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

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	tRNA-synt_1	e4cqnA1	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: tRNA-synt_1	ECOD (develop294)
A	tRNA-synt_1g	e4cqnA6	A: alpha bundles	X: P-loop domains-like	H: beta-helix of amnionless (AMN) extracellular domain	T: beta-helix of amnionless (AMN) extracellular domain	F: tRNA-synt_1g	ECOD (develop294)
C [auth D]	tRNA-synt_1	e4cqnD1	A: alpha bundles	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: tRNA-synt_1	ECOD (develop294)
C [auth D]	tRNA-synt_1g	e4cqnD7	A: alpha bundles	X: P-loop domains-like	H: beta-helix of amnionless (AMN) extracellular domain	T: beta-helix of amnionless (AMN) extracellular domain	F: tRNA-synt_1g	ECOD (develop294)

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	3.90.740.10	Alpha Beta	Alpha-Beta Complex	Isoleucyl-tRNA Synthetase	domain 2	CATH (4.3.0)
A	2.20.28.290	Mainly Beta	Single Sheet	Rubrerythrin, domain 2		CATH (4.3.0)
A	1.10.730.10	Mainly Alpha	Orthogonal Bundle	Isoleucyl-tRNA Synthetase	Domain 1	CATH (4.3.0)
A	3.10.20.590	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)
C [auth D]	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
C [auth D]	3.90.740.10	Alpha Beta	Alpha-Beta Complex	Isoleucyl-tRNA Synthetase	domain 2	CATH (4.3.0)
C [auth D]	2.20.28.290	Mainly Beta	Single Sheet	Rubrerythrin, domain 2		CATH (4.3.0)
C [auth D]	1.10.730.10	Mainly Alpha	Orthogonal Bundle	Isoleucyl-tRNA Synthetase	Domain 1	CATH (4.3.0)
C [auth D]	3.10.20.590	Alpha Beta	Roll	Ubiquitin-like (UB roll)		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, C [auth D]	PF09334	tRNA synthetases class I (M) (tRNA-synt_1g)	tRNA synthetases class I (M)	-	Family
A, C [auth D]	PF13603	Leucyl-tRNA synthetase, editing domain (tRNA-synt_1_2)	Leucyl-tRNA synthetase, editing domain	This entry represents the editing domain in Leucine-tRNA ligase or Leucyl-tRNA synthetase, EC:6.1.1.4.	Domain
A, C [auth D]	PF08264	Anticodon-binding domain of tRNA ligase (Anticodon_1)	Anticodon-binding domain of tRNA ligase	This domain is found mainly hydrophobic tRNA synthetases. The domain binds to the anticodon of the tRNA ligase.	Domain
A, C [auth D]	PF00133	tRNA synthetases class I (I, L, M and V) (tRNA-synt_1)	tRNA synthetases class I (I, L, M and V)	Other tRNA synthetase sub-families are too dissimilar to be included.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D [auth E]	ESCHERICHIA COLI TRNA-LEU UAA ISOACCEPTOR	-	-	-
A, C [auth D]	LEUCINE--TRNA LIGASE	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 leucine-tRNA ligase activity catalytic activity, acting on a tRNA catalytic activity ligase activity aminoacyl-tRNA deacylase activity hydrolase activity, acting on ester bonds deacylase activity carboxylic ester hydrolase activity hydrolase activity	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 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 leucyl-tRNA aminoacylation	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, C [auth D]	IPR025709	Leucyl-tRNA synthetase, editing domain	Domain
A, C [auth D]	IPR001412	Aminoacyl-tRNA synthetase, class I, conserved site	Conserved Site
A, C [auth D]	IPR015413	Methionyl/Leucyl tRNA synthetase	Domain
A, C [auth D]	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily
A, C [auth D]	IPR002300	Aminoacyl-tRNA synthetase, class Ia	Domain
A, C [auth D]	IPR009008	Valyl/Leucyl/Isoleucyl-tRNA synthetase, editing domain	Homologous Superfamily
A, C [auth D]	IPR009080	Aminoacyl-tRNA synthetase, class Ia, anticodon-binding	Homologous Superfamily
A, C [auth D]	IPR013155	Methionyl/Valyl/Leucyl/Isoleucyl-tRNA synthetase, anticodon-binding	Domain
A, C [auth D]	IPR002302	Leucine-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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.