Annotations: 1KS9

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1ks9a1	All alpha proteins	6-phosphogluconate dehydrogenase C-terminal domain-like	6-phosphogluconate dehydrogenase C-terminal domain-like	Ketopantoate reductase PanE	Ketopantoate reductase PanE	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d1ks9a2	Alpha and beta proteins (a/b)	NAD(P)-binding Rossmann-fold domains	NAD(P)-binding Rossmann-fold domains	6-phosphogluconate dehydrogenase-like, N-terminal domain	Ketopantoate reductase PanE	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Ketopantoate reductase (PanE)-like	8001176	4000112	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	6-phosphogluconate dehydrogenase-like	8001177	3000048	SCOP2 (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	ApbA_C	e1ks9A1	A: alpha arrays	X: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	H: 6-phosphogluconate dehydrogenase C-terminal domain-like (From Topology)	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: ApbA_C	ECOD (1.6)
A	ApbA	e1ks9A2	A: a/b three-layered sandwiches	X: Rossmann-like	H: Rossmann-related	T: NAD(P)-binding Rossmann-fold domains	F: ApbA	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.720	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	NAD(P)-binding Rossmann-like Domain	CATH (4.3.0)
A	1.10.1040.10	Mainly Alpha	Orthogonal Bundle	N-(1-d-carboxylethyl)-l-norvaline Dehydrogenase	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02558	Ketopantoate reductase PanE/ApbA (ApbA)	Ketopantoate reductase PanE/ApbA	-	Family
A	PF08546	Ketopantoate reductase PanE/ApbA C terminal (ApbA_C)	Ketopantoate reductase PanE/ApbA C terminal	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	2-DEHYDROPANTOATE 2-REDUCTASE	binding nucleoside phosphate binding purine nucleotide binding organic cyclic compound binding adenyl nucleotide binding nucleotide binding heterocyclic compound binding NADP binding small molecule binding oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, NAD or NADP as acceptor oxidoreductase activity, acting on CH-OH group of donors 2-dehydropantoate 2-reductase activity catalytic activity	pantothenate metabolic process water-soluble vitamin biosynthetic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process modified amino acid biosynthetic process carboxylic acid metabolic process modified amino acid metabolic process vitamin biosynthetic process amide biosynthetic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process vitamin metabolic process biosynthetic process pantothenate metabolic process water-soluble vitamin biosynthetic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process modified amino acid biosynthetic process carboxylic acid metabolic process modified amino acid metabolic process vitamin biosynthetic process amide biosynthetic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process vitamin metabolic process biosynthetic process pantothenate biosynthetic process small molecule metabolic process metabolic process cellular process monocarboxylic acid metabolic process amide metabolic process water-soluble vitamin metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR003710	Ketopantoate reductase ApbA/PanE	Family
A	IPR036291	NAD(P)-binding domain superfamily	Homologous Superfamily
A	IPR013328	6-phosphogluconate dehydrogenase, domain 2	Homologous Superfamily
A	IPR013752	Ketopantoate reductase, C-terminal domain	Domain
A	IPR013332	Ketopantoate reductase, N-terminal domain	Domain
A	IPR050838	Ketopantoate reductase	Family
A	IPR008927	6-phosphogluconate dehydrogenase-like, C-terminal domain superfamily	Homologous Superfamily

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.