Annotations: 5MKO

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF01171	e5mkoA1	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: PF01171	ECOD (1.6)
A	F_UNCLASSIFIED	e5mkoA3	A: few secondary structure elements	X: RING/U-box-like	H: RING/U-box-like	T: RING/U-box	F: F_UNCLASSIFIED	ECOD (1.6)
A	PF22082	e5mkoA2	A: few secondary structure elements	X: Glucocorticoid receptor-like	H: LIM domain-like	T: LIM domain-like	F: PF22082	ECOD (1.6)
B	PF01171	e5mkoB1	A: a/b three-layered sandwiches	X: HUP domain-like	H: HUP domains (From Topology)	T: HUP domains	F: PF01171	ECOD (1.6)
B	PF02132	e5mkoB2	A: few secondary structure elements	X: RING/U-box-like	H: RING/U-box-like	T: RING/U-box	F: PF02132	ECOD (1.6)
B	PF22082	e5mkoB3	A: few secondary structure elements	X: Glucocorticoid receptor-like	H: LIM domain-like	T: LIM domain-like	F: PF22082	ECOD (1.6)

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)
B	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01171	PP-loop family (ATP_bind_3)	PP-loop family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	TtuA PH0300	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 iron-sulfur cluster binding 4 iron, 4 sulfur cluster binding metal cluster binding RNA binding tRNA binding nucleic acid binding cation binding metal ion binding transferase activity catalytic activity	tRNA thio-modification cellular biosynthetic process RNA metabolic process tRNA wobble uridine modification nucleobase-containing compound metabolic process organic substance metabolic process tRNA processing organic substance biosynthetic process tRNA wobble base modification RNA processing cellular metabolic process tRNA modification primary metabolic process gene expression tRNA thio-modification cellular biosynthetic process RNA metabolic process tRNA wobble uridine modification nucleobase-containing compound metabolic process organic substance metabolic process tRNA processing organic substance biosynthetic process tRNA wobble base modification RNA processing cellular metabolic process tRNA modification primary metabolic process gene expression macromolecule biosynthetic process nucleic acid metabolic process tRNA metabolic process organic cyclic compound metabolic process RNA modification biosynthetic process macromolecule modification nucleic acid catabolic process metabolic process cellular process macromolecule metabolic process tRNA wobble position uridine thiolation	protein-containing complex intracellular anatomical structure catalytic complex cytosolic tRNA wobble base thiouridylase complex cytoplasm cellular anatomical entity cytosol intracellular protein-containing complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001763	Rhodanese-like domain	Domain
A, B	IPR011063	tRNA(Ile)-lysidine/2-thiocytidine synthase, N-terminal	Domain
A, B	IPR035107	tRNA thiolation protein, TtcA/Ctu1 type	Family
A, B	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	Homologous Superfamily
A, B	IPR000541	Cytoplasmic tRNA 2-thiolation protein 1	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 R01GM133198.