Annotations: 5LKY

X-ray crystal structure of N-acetylneuraminic acid lyase in complex with pyruvate, with the phenylalanine at position 190 replaced with the non-canonical amino acid dihydroxypropylcysteine.

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
Protein Modification Annotation

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d5lkyd_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Aldolase	automated matches	automated matches	(Staphylococcus aureus subsp. aureus NCTC 8325 ) [TaxId: 93061 ],	SCOPe (2.08)
C	d5lkyc_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Aldolase	automated matches	automated matches	(Staphylococcus aureus subsp. aureus NCTC 8325 ) [TaxId: 93061 ],	SCOPe (2.08)
B	d5lkyb_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Aldolase	automated matches	automated matches	(Staphylococcus aureus subsp. aureus NCTC 8325 ) [TaxId: 93061 ],	SCOPe (2.08)
A	d5lkya_	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Aldolase	automated matches	automated matches	(Staphylococcus aureus subsp. aureus NCTC 8325 ) [TaxId: 93061 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Aldolase	8059165	3000445	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Aldolase	8059165	3000445	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Aldolase	8059165	3000445	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Aldolase	8059165	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)
D	TTL, ATPgrasp_YheCD	e5lkyD1	A: beta barrels	X: Thioredoxin-like	H: Nucleic acid-binding protein	T: Chelatase-like	F: TTL, ATPgrasp_YheCD	ECOD (v294.2)
C	TTL, ATPgrasp_YheCD	e5lkyC1	A: beta barrels	X: Thioredoxin-like	H: Nucleic acid-binding protein	T: Chelatase-like	F: TTL, ATPgrasp_YheCD	ECOD (v294.2)
B	TTL, ATPgrasp_YheCD	e5lkyB1	A: beta barrels	X: Thioredoxin-like	H: Nucleic acid-binding protein	T: Chelatase-like	F: TTL, ATPgrasp_YheCD	ECOD (v294.2)
A	TTL, ATPgrasp_YheCD	e5lkyA1	A: beta barrels	X: Thioredoxin-like	H: Nucleic acid-binding protein	T: Chelatase-like	F: TTL, ATPgrasp_YheCD	ECOD (v294.2)

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
A, B, C, D	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
A, B, C, D	N-acetylneuraminate lyase	oxo-acid-lyase activity N-acetylneuraminate lyase activity lyase activity catalytic activity carbon-carbon lyase activity	carbohydrate metabolic process primary metabolic process metabolic process cellular process N-acetylneuraminate catabolic process carbohydrate derivative catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process carbohydrate derivative metabolic process organic acid catabolic process organic acid metabolic process amino sugar catabolic process carboxylic acid catabolic process carbohydrate metabolic process primary metabolic process metabolic process cellular process N-acetylneuraminate catabolic process carbohydrate derivative catabolic process catabolic process oxoacid metabolic process carboxylic acid metabolic process carbohydrate derivative metabolic process organic acid catabolic process organic acid metabolic process amino sugar catabolic process carboxylic acid catabolic process amino sugar metabolic process small molecule metabolic 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
A, B, C, D	IPR005264	N-acetylneuraminate lyase	Family
A, B, C, D	IPR013785	Aldolase-type TIM barrel	Homologous Superfamily
A, B, C, D	IPR020625	Schiff base-forming aldolase, active site	Active Site
A, B, C, D	IPR002220	DapA-like	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C, D	KPI	Parent Component: LYS : AA0287 : N6-pyruvic acid 2-iminyl-L-lysine MOD:00292
A, B, C, D	P9S	Parent Component: CYS : AA0287

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