1GYY | pdb_00001gyy

The Crystal Structure of YdcE, a 4-Oxalocrotonate Tautomerase Homologue from Escherichia coli, Confirms the Structural Basis for Oligomer Diversity

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	d1gyya_	Alpha and beta proteins (a+b)	Tautomerase/MIF	Tautomerase/MIF	4-oxalocrotonate tautomerase-like	4-oxalocrotonate tautomerase homologue YdcE	(Escherichia coli ) [TaxId: 562 ],	SCOPe (2.08)
B	d1gyyb_	Alpha and beta proteins (a+b)	Tautomerase/MIF	Tautomerase/MIF	4-oxalocrotonate tautomerase-like	4-oxalocrotonate tautomerase homologue YdcE	(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)
A	SCOP2B Superfamily	Tautomerase/MIF	8042303	3001770	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Tautomerase/MIF	8042303	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	HABP4_PAI-RBP1	e1gyyA1	A: a/b three-layered sandwiches	X: HTH	H: Baseplate wedge protein gp6 helical domain	T: Baseplate wedge protein gp6 helical domain	F: HABP4_PAI-RBP1	ECOD (v294.1)
B	HABP4_PAI-RBP1	e1gyyB1	A: a/b three-layered sandwiches	X: HTH	H: Baseplate wedge protein gp6 helical domain	T: Baseplate wedge protein gp6 helical domain	F: HABP4_PAI-RBP1	ECOD (v294.1)

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	HYPOTHETICAL PROTEIN YDCE	identical protein binding protein binding binding protein homodimerization activity protein dimerization activity intramolecular oxidoreductase activity, interconverting keto- and enol-groups isomerase activity intramolecular oxidoreductase activity catalytic activity	-	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017284	Tautomerase PptA	Family
A, B	IPR014347	Tautomerase/MIF superfamily	Homologous Superfamily
A, B	IPR004370	4-oxalocrotonate tautomerase-like domain	Domain

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.