Annotations: 2OPA

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d2opaa_	Alpha and beta proteins (a+b)	Tautomerase/MIF	Tautomerase/MIF	automated matches	automated matches	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)
B	d2opab_	Alpha and beta proteins (a+b)	Tautomerase/MIF	Tautomerase/MIF	automated matches	automated matches	(Bacillus subtilis ) [TaxId: 1423 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Tautomerase/MIF	8081567	3001770	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Tautomerase/MIF	8081567	3001770	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	Tautomerase_2	e2opaA1	A: a+b two layers	X: Tautomerase/MIF-like	H: Tautomerase/MIF (From Topology)	T: Tautomerase/MIF	F: Tautomerase_2	ECOD (1.6)
B	Tautomerase_2	e2opaB1	A: a+b two layers	X: Tautomerase/MIF-like	H: Tautomerase/MIF (From Topology)	T: Tautomerase/MIF	F: Tautomerase_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.429.10	Alpha Beta	2-Layer Sandwich	Macrophage Migration Inhibitory Factor	Macrophage Migration Inhibitory Factor	CATH (4.3.0)
B	3.30.429.10	Alpha Beta	2-Layer Sandwich	Macrophage Migration Inhibitory Factor	Macrophage Migration Inhibitory Factor	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01361	Tautomerase enzyme (Tautomerase)	Tautomerase enzyme	This family includes the enzyme 4-oxalocrotonate tautomerase Swiss:Q01468 that catalyses the ketonisation of 2-hydroxymuconate to 2-oxo-3-hexenedioate.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Probable tautomerase ywhB	isomerase activity catalytic activity	cellular metabolic process metabolic process cellular process cellular aromatic compound metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR014347	Tautomerase/MIF superfamily	Homologous Superfamily
A, B	IPR004370	4-oxalocrotonate tautomerase-like domain	Domain
A, B	IPR018191	4-oxalocrotonate tautomerase	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.