2MNR

MECHANISM OF THE REACTION CATALYZED BY MANDELATE RACEMASE. 2. CRYSTAL STRUCTURE OF MANDELATE RACEMASE AT 2.5 ANGSTROMS RESOLUTION: IDENTIFICATION OF THE ACTIVE SITE AND POSSIBLE CATALYTIC RESIDUES

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	d2mnra1	Alpha and beta proteins (a/b)	TIM beta/alpha-barrel	Enolase C-terminal domain-like	D-glucarate dehydratase-like	Mandelate racemase	(Pseudomonas putida ) [TaxId: 303 ],	SCOPe (2.08)
A	d2mnra2	Alpha and beta proteins (a+b)	Enolase N-terminal domain-like	Enolase N-terminal domain-like	Enolase N-terminal domain-like	Mandelate racemase	(Pseudomonas putida ) [TaxId: 303 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Enolase N-terminal domain-like	8022771	4001209	SCOP2 (2022-06-29)
A	SCOP2 Family	D-glucarate dehydratase-like	8031251	4003246	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Enolase N-terminal domain-like	8035151	3001064	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Enolase C-terminal domain-like	8043629	3000476	SCOP2 (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	MR_MLE_N	e2mnrA1	A: a+b two layers	X: Enolase-N/ribosomal protein	H: Enolase N-terminal domain-like (From Topology)	T: Enolase N-terminal domain-like	F: MR_MLE_N	ECOD (1.6)
A	MR_MLE_C_1	e2mnrA2	A: a/b barrels	X: TIM beta/alpha-barrel	H: TIM barrels (From Topology)	T: TIM barrels	F: MR_MLE_C_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.390.10	Alpha Beta	2-Layer Sandwich	Enolase-like	domain 1	CATH (4.3.0)
A	3.20.20.120	Alpha Beta	Alpha-Beta Barrel	TIM Barrel	Enolase-like C-terminal domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02746	Mandelate racemase / muconate lactonizing enzyme, N-terminal domain (MR_MLE_N)	Mandelate racemase / muconate lactonizing enzyme, N-terminal domain	SCOP reports fold similarity with enolase N-terminal domain.	Domain
A	PF13378	Enolase C-terminal domain-like (MR_MLE_C)	Enolase C-terminal domain-like	This domain appears at the C-terminus of many of the proteins that carry the MR_MLE_N Pfam:PF02746 domain. EC:4.2.1.40.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	MANDELATE RACEMASE	cation binding magnesium ion binding ion binding binding metal ion binding small molecule binding hydro-lyase activity lyase activity catalytic activity carbon-oxygen lyase activity racemase and epimerase activity, acting on hydroxy acids and derivatives isomerase activity mandelate racemase activity racemase and epimerase activity	carbohydrate metabolic process catabolic process carbohydrate catabolic process primary metabolic process metabolic process cellular process benzene-containing compound metabolic process oxoacid metabolic process organic hydroxy compound metabolic process mandelate metabolic process carboxylic acid metabolic process organic acid metabolic process organic acid catabolic process cellular catabolic process carbohydrate metabolic process catabolic process carbohydrate catabolic process primary metabolic process metabolic process cellular process benzene-containing compound metabolic process oxoacid metabolic process organic hydroxy compound metabolic process mandelate metabolic process carboxylic acid metabolic process organic acid metabolic process organic acid catabolic process cellular catabolic process monocarboxylic acid catabolic process organic hydroxy compound catabolic process carboxylic acid catabolic process mandelate catabolic process small molecule metabolic process monocarboxylic acid metabolic process small molecule catabolic process amino acid metabolic process amino acid catabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR013341	Mandelate racemase/muconate lactonizing enzyme, N-terminal domain	Domain
A	IPR018110	Mandelate racemase/muconate lactonizing enzyme, conserved site	Conserved Site
A	IPR046945	L-rhamnonate dehydratase-like	Family
A	IPR036849	Enolase-like, C-terminal domain superfamily	Homologous Superfamily
A	IPR029065	Enolase C-terminal domain-like	Domain
A	IPR015654	Mandelate racemase	Family
A	IPR013342	Mandelate racemase/muconate lactonizing enzyme, C-terminal	Domain
A	IPR029017	Enolase-like, N-terminal	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.