Annotations: 1JOP

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
D	d1jopd_	All beta proteins	Double-stranded beta-helix	Clavaminate synthase-like	YhcH-like	Hypothetical protein HI0227	(Haemophilus influenzae ) [TaxId: 727 ],	SCOPe (2.08)
C	d1jopc_	All beta proteins	Double-stranded beta-helix	Clavaminate synthase-like	YhcH-like	Hypothetical protein HI0227	(Haemophilus influenzae ) [TaxId: 727 ],	SCOPe (2.08)
B	d1jopb_	All beta proteins	Double-stranded beta-helix	Clavaminate synthase-like	YhcH-like	Hypothetical protein HI0227	(Haemophilus influenzae ) [TaxId: 727 ],	SCOPe (2.08)
A	d1jopa_	All beta proteins	Double-stranded beta-helix	Clavaminate synthase-like	YhcH-like	Hypothetical protein HI0227	(Haemophilus influenzae ) [TaxId: 727 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Clavaminate synthase-like	8032343	3001848	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Clavaminate synthase-like	8032343	3001848	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Clavaminate synthase-like	8032343	3001848	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Clavaminate synthase-like	8032343	3001848	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	Copper-bind	e1jopD1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Copper-bind	ECOD (v294.1)
C	Copper-bind	e1jopC1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Copper-bind	ECOD (v294.1)
B	Copper-bind	e1jopB1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Copper-bind	ECOD (v294.1)
A	Copper-bind	e1jopA1	A: a/b three-layered sandwiches	X: Phage tail fiber protein trimerization domain	H: beta-Prism I	T: beta-Prism I	F: Copper-bind	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	2.60.120.370	Mainly Beta	Sandwich	Jelly Rolls	YhcH/YjgK/YiaL	CATH (4.3.0)
C	2.60.120.370	Mainly Beta	Sandwich	Jelly Rolls	YhcH/YjgK/YiaL	CATH (4.3.0)
B	2.60.120.370	Mainly Beta	Sandwich	Jelly Rolls	YhcH/YjgK/YiaL	CATH (4.3.0)
A	2.60.120.370	Mainly Beta	Sandwich	Jelly Rolls	YhcH/YjgK/YiaL	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF04074	YhcH/YjgK/YiaL (DUF386)	YhcH/YjgK/YiaL	This family consists of bacterial proteins. YjgK (TabA) influences biofilm formation by toxin-antitoxin systems [1]. Another member of this family, YhcH, is a possible sugar isomerase of sialic acid catabolism [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Yhch protein	cation binding ion binding binding metal ion binding small molecule binding	-	cellular anatomical structure intracellular anatomical structure cytoplasm cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR049827	N-acetylneuraminate anomerase NanQ	Family
A, B, C, D	IPR004375	NanQ anomerase/TabA/YiaL family	Family
A, B, C, D	IPR037012	NanQ anomerase/TabA/YiaL superfamily	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.