1IHO | pdb_00001iho

CRYSTAL APO-STRUCTURE OF PANTOTHENATE SYNTHETASE FROM E. COLI

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)
A	d1ihoa_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Pantothenate synthetase (Pantoate-beta-alanine ligase, PanC)	Pantothenate synthetase (Pantoate-beta-alanine ligase, PanC)	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1ihob_	Alpha and beta proteins (a/b)	Adenine nucleotide alpha hydrolase-like	Nucleotidylyl transferase	Pantothenate synthetase (Pantoate-beta-alanine ligase, PanC)	Pantothenate synthetase (Pantoate-beta-alanine ligase, PanC)	(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	Pantothenate synthetase (Pantoate-beta-alanine ligase, PanC)	8021580	4003374	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Nucleotidylyl transferase	8033960	3001541	SCOP2 (2022-06-29)
B	SCOP2B Superfamily	Nucleotidylyl transferase	8033960	3001541	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	HSCB_C	e1ihoA2	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: HSCB_C	ECOD (v294.1)
B	HSCB_C	e1ihoB2	A: a/b three-layered sandwiches	X: DEATH domain	H: Ten stranded beta/alpha barrel	T: Ten stranded beta/alpha barrel	F: HSCB_C	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
A	3.30.1300.10	Alpha Beta	2-Layer Sandwich	Pantoate--beta-alanine Ligase	Chain: A,domain 2	CATH (4.3.0)
B	3.40.50.620	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	HUPs	CATH (4.3.0)
B	3.30.1300.10	Alpha Beta	2-Layer Sandwich	Pantoate--beta-alanine Ligase	Chain: A,domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF02569	Pantoate-beta-alanine ligase (Pantoate_ligase)	Pantoate-beta-alanine ligase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	PANTOATE--BETA-ALANINE LIGASE	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding acid-amino acid ligase activity pantoate-beta-alanine ligase activity catalytic activity ligase activity, forming carbon-nitrogen bonds ligase activity identical protein binding protein binding protein homodimerization activity protein dimerization 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 organic acid biosynthetic process organic acid metabolic process carboxylic acid biosynthetic process vitamin metabolic process biosynthetic process pantothenate 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 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	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR004821	Cytidyltransferase-like domain	Domain
A, B	IPR042176	Pantoate-beta-alanine ligase, C-terminal domain	Homologous Superfamily
A, B	IPR003721	Pantoate-beta-alanine ligase	Family
A, B	IPR014729	Rossmann-like alpha/beta/alpha sandwich fold	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.