Annotations: 4XKY

Structure of dihydrodipicolinate synthase from the commensal bacterium Bacteroides thetaiotaomicron at 2.1 A resolution

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D	AMPK1_CBM	e4xkyD1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: AMPK1_CBM	ECOD (v295.2)
C	AMPK1_CBM	e4xkyC1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: AMPK1_CBM	ECOD (v295.2)
B	AMPK1_CBM	e4xkyB1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: AMPK1_CBM	ECOD (v295.2)
A	AMPK1_CBM	e4xkyA1	A: alpha arrays	X: Alpha-lytic protease prodomain-like	H: Glycosyl hydrolase domain	T: Glycosyl hydrolase domain	F: AMPK1_CBM	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
C	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
B	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)
A	3.20.20.70	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Aldolase class I	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, C, D	PF00701	Dihydrodipicolinate synthetase family (DHDPS)	Dihydrodipicolinate synthetase family	This family has a TIM barrel structure.	Domain
A	PF00701	Dihydrodipicolinate synthetase family (DHDPS)	Dihydrodipicolinate synthetase family	This family has a TIM barrel structure.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, C, D	Dihydrodipicolinate synthase	oxo-acid-lyase activity N-acetylneuraminate lyase activity lyase activity catalytic activity carbon-carbon lyase activity	N-acetylneuraminate catabolic process carbohydrate derivative catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process carbohydrate derivative metabolic process amino sugar catabolic process carboxylic acid catabolic process amino sugar metabolic process small molecule metabolic process metabolic process cellular process small molecule catabolic process N-acetylneuraminate metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol
A	Dihydrodipicolinate synthase	oxo-acid-lyase activity N-acetylneuraminate lyase activity lyase activity catalytic activity carbon-carbon lyase activity	N-acetylneuraminate catabolic process carbohydrate derivative catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process carbohydrate derivative metabolic process amino sugar catabolic process carboxylic acid catabolic process amino sugar metabolic process small molecule metabolic process metabolic process cellular process small molecule catabolic process N-acetylneuraminate metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, C, D	IPR013785	Aldolase-type TIM barrel	Homologous Superfamily
B, C, D	IPR020625	Schiff base-forming aldolase, active site	Active Site
B, C, D	IPR002220	DapA-like	Family
A	IPR013785	Aldolase-type TIM barrel	Homologous Superfamily
A	IPR020625	Schiff base-forming aldolase, active site	Active Site
A	IPR002220	DapA-like	Family

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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.