Annotations: 3KEU

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d3keub_	Alpha and beta proteins (a/b)	Ribokinase-like	Ribokinase-like	PfkB-like kinase	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d3keua_	Alpha and beta proteins (a/b)	Ribokinase-like	Ribokinase-like	PfkB-like kinase	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	PfkB	e3keuB1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Ribokinase-like (From Topology)	T: Ribokinase-like	F: PfkB	ECOD (1.6)
A	PfkB	e3keuA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Ribokinase-like (From Topology)	T: Ribokinase-like	F: PfkB	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.40.1190.20	Alpha Beta	3-Layer(aba) Sandwich	UDP-N-acetylmuramoyl-L-alanine:D-glutamate ligase	Ribokinase	CATH (4.3.0)
A	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	PF08543	Phosphomethylpyrimidine kinase (Phos_pyr_kin)	Phosphomethylpyrimidine kinase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Pyridoxal 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 potassium ion binding alkali metal ion binding kinase activity transferase activity catalytic activity pyridoxal kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups lithium ion binding identical protein binding protein binding protein homodimerization activity protein dimerization activity vitamin binding vitamin B6 binding pyridoxal phosphate binding sodium ion binding transition metal ion binding zinc ion binding	organic hydroxy compound metabolic process pyridine-containing compound metabolic process pyridoxamine metabolic process vitamin B6 metabolic process small molecule metabolic process metabolic process cellular process water-soluble vitamin metabolic process vitamin metabolic process phosphorylation phosphate-containing compound metabolic process phosphorus metabolic process pyridoxal metabolic process aldehyde metabolic process organic hydroxy compound metabolic process pyridine-containing compound metabolic process pyridoxamine metabolic process vitamin B6 metabolic process small molecule metabolic process metabolic process cellular process water-soluble vitamin metabolic process vitamin metabolic process phosphorylation phosphate-containing compound metabolic process phosphorus metabolic process pyridoxal metabolic process aldehyde metabolic process vitamin biosynthetic process aldehyde biosynthetic process pyridoxal phosphate biosynthetic process cellular metabolic compound salvage vitamin B6 biosynthetic process water-soluble vitamin biosynthetic process small molecule biosynthetic process pyridine-containing compound biosynthetic process pyridoxal 5'-phosphate salvage biosynthetic process organophosphate metabolic process organophosphate biosynthetic process organic hydroxy compound biosynthetic process pyridoxal phosphate metabolic process	cellular anatomical structure extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle extracellular space vesicle extracellular membrane-bounded organelle vesicle lumen intracellular anatomical structure intracellular vesicle membrane-enclosed lumen cellular anatomical structure extracellular region extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle organelle extracellular space vesicle extracellular membrane-bounded organelle vesicle lumen intracellular anatomical structure intracellular vesicle membrane-enclosed lumen cytoplasmic vesicle lumen secretory granule lumen intracellular membrane-bounded organelle endomembrane system intracellular organelle lumen intracellular organelle cytoplasmic vesicle organelle lumen secretory granule secretory vesicle cytoplasm cytosol specific granule lumen specific granule nucleus nucleoplasm nuclear lumen

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR004625	Pyridoxine kinase	Family
A, B	IPR013749	Pyridoxamine kinase/Phosphomethylpyrimidine kinase	Domain
A, B	IPR029056	Ribokinase-like	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: O00764	status epilepticus ovarian cancer Petit mal status psoriasis astrocytic tumor breast carcinoma cutaneous lupus erythematosus invasive ductal breast carcinoma lung cancer medulloblastoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia plasma cell myeloma atypical teratoid rhabdoid tumor Charcot-Marie-Tooth disease status epilepticus ovarian cancer Petit mal status psoriasis astrocytic tumor breast carcinoma cutaneous lupus erythematosus invasive ductal breast carcinoma lung cancer medulloblastoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia plasma cell myeloma atypical teratoid rhabdoid tumor Charcot-Marie-Tooth disease glioblastoma large cell medulloblastoma malignant colon neoplasm neurodegenerative disease osteosarcoma peripheral neuropathy primitive neuroectodermal tumor breast cancer lung adenocarcinoma malignant glioma

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.