Annotations: 2PB9

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2pb9a1	Alpha and beta proteins (a/b)	AraD/HMP-PK domain-like	AraD/HMP-PK domain-like	Phosphomethylpyrimidine kinase C-terminal domain-like	Phosphomethylpyrimidine kinase	(Pyrococcus furiosus ) [TaxId: 2261 ],	SCOPe (2.08)
B	d2pb9b_	Alpha and beta proteins (a/b)	AraD/HMP-PK domain-like	AraD/HMP-PK domain-like	Phosphomethylpyrimidine kinase C-terminal domain-like	Phosphomethylpyrimidine kinase	(Pyrococcus furiosus ) [TaxId: 2261 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Phosphomethylpyrimidine kinase C-terminal domain-like	8023124	4002436	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	AraD/HMP-PK domain-like	8035504	3001331	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	AraD/HMP-PK domain-like	8035504	3001331	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	ThiP_synth	e2pb9A1	A: a+b three layers	X: AraD-like aldolase/epimerase (From Topology)	H: AraD-like aldolase/epimerase (From Topology)	T: AraD-like aldolase/epimerase	F: ThiP_synth	ECOD (1.6)
B	ThiP_synth	e2pb9B1	A: a+b three layers	X: AraD-like aldolase/epimerase (From Topology)	H: AraD-like aldolase/epimerase (From Topology)	T: AraD-like aldolase/epimerase	F: ThiP_synth	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.225.10	Alpha Beta	3-Layer(aba) Sandwich	L-fuculose-1-phosphate Aldolase	Class II aldolase/adducin N-terminal domain	CATH (4.3.0)
B	3.40.225.10	Alpha Beta	3-Layer(aba) Sandwich	L-fuculose-1-phosphate Aldolase	Class II aldolase/adducin N-terminal domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF10120	Thiamine-phosphate synthase (ThiP_synth)	Thiamine-phosphate synthase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Phosphomethylpyrimidine kinase	phosphomethylpyrimidine kinase activity kinase activity transferase activity catalytic activity phosphotransferase activity, phosphate group as acceptor transferase activity, transferring phosphorus-containing groups thiamine-phosphate diphosphorylase activity transferase activity, transferring alkyl or aryl (other than methyl) groups	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 organic substance metabolic 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 organic substance metabolic process thiamine biosynthetic process organic substance biosynthetic process small molecule metabolic process sulfur compound metabolic process pyrimidine-containing compound biosynthetic process primary alcohol 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 vitamin metabolic process organic cyclic compound metabolic process sulfur compound biosynthetic process biosynthetic process organic cyclic compound biosynthetic process organic hydroxy compound biosynthetic process alcohol biosynthetic process thiamine-containing compound biosynthetic process primary alcohol metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR004399	Hydroxymethylpyrimidine kinase/phosphomethylpyrimidine kinase domain	Domain
A, B	IPR036409	Class II aldolase/adducin N-terminal domain superfamily	Homologous Superfamily
A, B	IPR019293	Thiamine-phosphate synthase ThiN	Family
A, B	IPR029056	Ribokinase-like	Homologous Superfamily
A, B	IPR013749	Pyridoxamine kinase/Phosphomethylpyrimidine kinase	Domain

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.