Annotations: 2DDM

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Ribokinase-like	8083194	3001268	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Ribokinase-like	8083194	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	PfkB	e2ddmA1	A: a/b three-layered sandwiches	X: Rossmann-like	H: Ribokinase-like (From Topology)	T: Ribokinase-like	F: PfkB	ECOD (1.6)
B	PfkB	e2ddmB1	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)
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	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	Pyridoxine 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 kinase activity transferase activity catalytic activity pyridoxal kinase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups identical protein binding protein binding protein homodimerization activity protein dimerization activity hydroxymethylpyrimidine kinase activity vitamin binding vitamin B6 binding pyridoxal phosphate binding transition metal ion binding zinc ion binding	phosphorylation cellular metabolic process phosphate-containing compound metabolic process metabolic process cellular process phosphorus metabolic process cellular biosynthetic process organic hydroxy compound metabolic process organonitrogen compound biosynthetic process thiamine-containing compound metabolic process vitamin biosynthetic process alcohol metabolic process thiamine metabolic process cellular nitrogen compound biosynthetic process phosphorylation cellular metabolic process phosphate-containing compound metabolic process metabolic process cellular process phosphorus metabolic process cellular biosynthetic process organic hydroxy compound metabolic process organonitrogen compound biosynthetic process thiamine-containing compound metabolic process vitamin biosynthetic process alcohol metabolic process thiamine metabolic process cellular nitrogen compound biosynthetic process pyrimidine-containing compound salvage nucleobase-containing compound metabolic process organic substance metabolic process thiamine biosynthetic process heterocycle metabolic process organic substance biosynthetic process nitrogen compound metabolic process small molecule metabolic process sulfur compound metabolic process pyrimidine-containing compound biosynthetic process primary alcohol biosynthetic process water-soluble vitamin metabolic process cellular metabolic compound salvage pyrimidine-containing compound metabolic process organonitrogen compound metabolic process water-soluble vitamin biosynthetic process small molecule biosynthetic process cellular nitrogen compound metabolic process primary metabolic process heterocycle biosynthetic process nucleobase-containing compound biosynthetic process vitamin metabolic process organic cyclic compound metabolic process sulfur compound biosynthetic process biosynthetic process aromatic compound biosynthetic process organic cyclic compound biosynthetic process organic hydroxy compound biosynthetic process alcohol biosynthetic process cellular aromatic compound metabolic process thiamine salvage thiamine-containing compound biosynthetic process primary alcohol metabolic process aldehyde biosynthetic process pyridoxal phosphate biosynthetic process cellular aldehyde metabolic process pyridine-containing compound metabolic process vitamin B6 biosynthetic process pyridine-containing compound biosynthetic process pyridoxal 5'-phosphate salvage organophosphate metabolic process organophosphate biosynthetic process vitamin B6 metabolic process pyridoxal phosphate metabolic process	intracellular anatomical structure cytoplasm cellular anatomical entity cytosol

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	IPR023479	Pyridoxine/pyridoxal/pyridoxamine kinase	Family
A, B	IPR029056	Ribokinase-like	Homologous Superfamily

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.