1OY0

The crystal Structure of the First Enzyme of Pantothenate Biosynthetic Pathway, Ketopantoate Hydroxymethyltransferase from Mycobacterium Tuberculosis Shows a Decameric Assembly and Terminal Helix-Swapping

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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
C	d1oy0c_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Phosphoenolpyruvate/pyruvate domain	Ketopantoate hydroxymethyltransferase PanB	Ketopantoate hydroxymethyltransferase PanB	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
A	d1oy0a_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Phosphoenolpyruvate/pyruvate domain	Ketopantoate hydroxymethyltransferase PanB	Ketopantoate hydroxymethyltransferase PanB	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
B	d1oy0b_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Phosphoenolpyruvate/pyruvate domain	Ketopantoate hydroxymethyltransferase PanB	Ketopantoate hydroxymethyltransferase PanB	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
D	d1oy0d_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Phosphoenolpyruvate/pyruvate domain	Ketopantoate hydroxymethyltransferase PanB	Ketopantoate hydroxymethyltransferase PanB	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)
E	d1oy0e_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Phosphoenolpyruvate/pyruvate domain	Ketopantoate hydroxymethyltransferase PanB	Ketopantoate hydroxymethyltransferase PanB	(Mycobacterium tuberculosis ) [TaxId: 1773 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
C	SCOP2B Superfamily	Phosphoenolpyruvate/pyruvate domain	8034457	3000510	SCOP2B (2022-06-29)
A	SCOP2 Family	PanB-like	8022077	4000413	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Phosphoenolpyruvate/pyruvate domain	8034457	3000510	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Phosphoenolpyruvate/pyruvate domain	8034457	3000510	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Phosphoenolpyruvate/pyruvate domain	8034457	3000510	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Phosphoenolpyruvate/pyruvate domain	8034457	3000510	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)
C	Pantoate_transf	e1oy0C1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Pantoate_transf	ECOD (1.6)
A	Pantoate_transf	e1oy0A1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Pantoate_transf	ECOD (1.6)
B	Pantoate_transf	e1oy0B1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Pantoate_transf	ECOD (1.6)
D	Pantoate_transf	e1oy0D1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Pantoate_transf	ECOD (1.6)
E	Pantoate_transf	e1oy0E1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: Pantoate_transf	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C	3.20.20.60	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Phosphoenolpyruvate-binding domains	CATH (4.3.0)
A	3.20.20.60	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Phosphoenolpyruvate-binding domains	CATH (4.3.0)
B	3.20.20.60	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Phosphoenolpyruvate-binding domains	CATH (4.3.0)
D	3.20.20.60	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Phosphoenolpyruvate-binding domains	CATH (4.3.0)
E	3.20.20.60	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Phosphoenolpyruvate-binding domains	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E	PF02548	Ketopantoate hydroxymethyltransferase (Pantoate_transf)	Ketopantoate hydroxymethyltransferase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	Ketopantoate hydroxymethyltransferase	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding 3-methyl-2-oxobutanoate hydroxymethyltransferase activity transferase activity, transferring one-carbon groups transferase activity hydroxymethyl-, formyl- and related transferase activity catalytic activity	oxoacid metabolic process cellular biosynthetic process organonitrogen compound biosynthetic process vitamin biosynthetic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process organic substance biosynthetic process small molecule metabolic process amide metabolic process water-soluble vitamin metabolic process pantothenate metabolic process organonitrogen compound metabolic process oxoacid metabolic process cellular biosynthetic process organonitrogen compound biosynthetic process vitamin biosynthetic process organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process organic substance metabolic process organic substance biosynthetic process small molecule metabolic process amide metabolic process water-soluble vitamin metabolic process pantothenate metabolic process organonitrogen compound metabolic process water-soluble vitamin biosynthetic process monocarboxylic acid biosynthetic process small molecule biosynthetic process cellular metabolic process carboxylic acid metabolic process amide biosynthetic process vitamin metabolic process cellular modified amino acid metabolic process biosynthetic process cellular modified amino acid biosynthetic process pantothenate biosynthetic process metabolic process cellular process monocarboxylic acid metabolic process	cell periphery plasma membrane membrane cellular anatomical entity intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E	IPR015813	Pyruvate/Phosphoenolpyruvate kinase-like domain superfamily	Homologous Superfamily
A, B, C, D, E	IPR003700	Ketopantoate hydroxymethyltransferase	Family
A, B, C, D, E	IPR040442	Pyruvate kinase-like domain superfamily	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.