1EKQ

CRYSTAL STRUCTURE OF HYDROXYETHYLTHIAZOLE KINASE IN R3 SPACE GROUP

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1ekqa_	Alpha and beta proteins (a/b)	Ribokinase-like	Ribokinase-like	Thiamin biosynthesis kinases	Hydroxyethylthiazole kinase (THZ kinase, ThiK)	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
B	d1ekqb_	Alpha and beta proteins (a/b)	Ribokinase-like	Ribokinase-like	Thiamin biosynthesis kinases	Hydroxyethylthiazole kinase (THZ kinase, ThiK)	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Ribokinase-like	8032780	3001268	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ribokinase-like	8032780	3001268	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)
A	PF02110	e1ekqA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Ribokinase-like (From Topology)	T: Ribokinase-like	F: PF02110	ECOD (1.6)
B	PF02110	e1ekqB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Ribokinase-like (From Topology)	T: Ribokinase-like	F: PF02110	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.1190.20	Alpha Beta	3-Layer(aba) Sandwich	UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase	Ribokinase	CATH (4.3.0)
B	3.40.1190.20	Alpha Beta	3-Layer(aba) Sandwich	UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase	Ribokinase	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02110	Hydroxyethylthiazole kinase family (HK)	Hydroxyethylthiazole kinase family	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	HYDROXYETHYLTHIAZOLE KINASE	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding hydroxyethylthiazole kinase activity kinase activity transferase activity catalytic activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups	phosphorylation cellular metabolic process phosphate-containing compound metabolic process metabolic process cellular process phosphorus metabolic process cellular biosynthetic process organonitrogen compound biosynthetic process thiamine-containing compound metabolic process vitamin biosynthetic process cellular nitrogen compound biosynthetic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process phosphorylation cellular metabolic process phosphate-containing compound metabolic process metabolic process cellular process phosphorus metabolic process cellular biosynthetic process organonitrogen compound biosynthetic process thiamine-containing compound metabolic process vitamin biosynthetic process cellular nitrogen compound biosynthetic process organic substance metabolic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process thiamine diphosphate metabolic process small molecule metabolic process sulfur compound metabolic process pyrimidine-containing compound biosynthetic process water-soluble vitamin metabolic process pyrimidine-containing compound metabolic process organonitrogen compound metabolic process water-soluble vitamin biosynthetic process small molecule biosynthetic process cellular nitrogen compound metabolic process heterocycle biosynthetic process vitamin metabolic process organic cyclic compound metabolic process sulfur compound biosynthetic process biosynthetic process organophosphate metabolic process aromatic compound biosynthetic process organophosphate biosynthetic process organic cyclic compound biosynthetic process cellular aromatic compound metabolic process thiamine diphosphate biosynthetic process thiamine-containing compound biosynthetic process organic hydroxy compound metabolic process alcohol metabolic process thiamine metabolic process thiamine biosynthetic process primary alcohol biosynthetic process organic hydroxy compound biosynthetic process alcohol biosynthetic process primary alcohol metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR000417	Hydroxyethylthiazole kinase	Family
A, B	IPR029056	Ribokinase-like	Homologous Superfamily

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	CSD	Parent Component: CYS RESID: AA0262 PSI-MOD : L-cysteine sulfinic acid MOD:00267

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.