1I8J | pdb_00001i8j

CRYSTAL STRUCTURE OF PORPHOBILINOGEN SYNTHASE COMPLEXED WITH THE INHIBITOR 4,7-DIOXOSEBACIC ACID

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)
B	d1i8jb_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Aldolase	5-aminolaevulinate dehydratase, ALAD (porphobilinogen synthase)	5-aminolaevulinate dehydratase, ALAD (porphobilinogen synthase)	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
A	d1i8ja_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Aldolase	5-aminolaevulinate dehydratase, ALAD (porphobilinogen synthase)	5-aminolaevulinate dehydratase, ALAD (porphobilinogen synthase)	(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)
B	SCOP2B Superfamily	Aldolase	8041116	3000445	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Aldolase	8041116	3000445	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)
B	ALAD	e1i8jB1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: ALAD	ECOD (1.6)
A	ALAD	e1i8jA1	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: ALAD	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.2.0)
A	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.2.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00490	Delta-aminolevulinic acid dehydratase (ALAD)	Delta-aminolevulinic acid dehydratase		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	PORPHOBILINOGEN SYNTHASE	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding hydro-lyase activity lyase activity catalytic activity porphobilinogen synthase activity carbon-oxygen lyase activity transition metal ion binding zinc ion binding	heme metabolic process pigment metabolic process porphyrin-containing compound biosynthetic process tetrapyrrole metabolic process heme biosynthetic process pigment biosynthetic process tetrapyrrole biosynthetic process biosynthetic process metabolic process cellular process porphyrin-containing compound metabolic process protoporphyrinogen IX metabolic process protoporphyrinogen IX biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001731	Delta-aminolevulinic acid dehydratase	Family
A, B	IPR030656	Delta-aminolevulinic acid dehydratase, active site	Active Site
A, B	IPR013785	Aldolase-type TIM barrel	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.