Annotations: 3WB2

HcgB from Methanocaldococcus jannaschii in complex with the guanylyl-pyridinol product in a model reaction of [Fe]-hydrogenase cofactor biosynthesis

External Resource: Annotation

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: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	ITPase-like	8095994	3000497	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	ITPase-like	8095994	3000497	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	ITPase-like	8095994	3000497	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	ITPase-like	8095994	3000497	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	CagX	e3wb2D1	A: alpha arrays	X: DEATH domain	H: 6-phosphogluconate dehydrogenase C-terminal domain-like	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: CagX	ECOD (v295.2)
C	CagX	e3wb2C1	A: alpha arrays	X: DEATH domain	H: 6-phosphogluconate dehydrogenase C-terminal domain-like	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: CagX	ECOD (v295.2)
B	CagX	e3wb2B1	A: alpha arrays	X: DEATH domain	H: 6-phosphogluconate dehydrogenase C-terminal domain-like	T: 6-phosphogluconate dehydrogenase C-terminal domain-like	F: CagX	ECOD (v295.2)
A	Acylphosphatase	e3wb2A1	A: alpha arrays	X: FAD-linked reductases, C-terminal domain-like	H: FAD-linked reductases-C	T: FAD-linked reductases-C	F: Acylphosphatase	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	1.10.287.470	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	Helix hairpin bin	CATH (4.3.0)
D	3.40.50.10150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	B12-dependent dehydatase associated subunit	CATH (4.3.0)
C	1.10.287.470	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	Helix hairpin bin	CATH (4.3.0)
C	3.40.50.10150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	B12-dependent dehydatase associated subunit	CATH (4.3.0)
B	1.10.287.470	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	Helix hairpin bin	CATH (4.3.0)
B	3.40.50.10150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	B12-dependent dehydatase associated subunit	CATH (4.3.0)
A	1.10.287.470	Mainly Alpha	Orthogonal Bundle	Helix Hairpins	Helix hairpin bin	CATH (4.3.0)
A	3.40.50.10150	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	B12-dependent dehydatase associated subunit	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF11576	FeGP cofactor biosynthesis protein HcgB, guanylyltransferase (HcgB)	FeGP cofactor biosynthesis protein HcgB, guanylyltransferase	This entry represents the guanylyltransferase component of the Iron-guanylylpyridinol (FeGP) cofactor biosynthesis protein HcgB [1]. HcgB transfers the guanosine monophosphate (GMP) moiety from guanosine triphosphate (GTP) to a pyridinol precursor [2 ...	This entry represents the guanylyltransferase component of the Iron-guanylylpyridinol (FeGP) cofactor biosynthesis protein HcgB [1]. HcgB transfers the guanosine monophosphate (GMP) moiety from guanosine triphosphate (GTP) to a pyridinol precursor [2].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Uncharacterized protein MJ0488	pyridinol guanylyltransferase activity guanylyltransferase activity transferase activity nucleotidyltransferase activity catalytic activity transferase activity, transferring phosphorus-containing groups	iron-guanylylpyridinol cofactor biosynthetic process biosynthetic process metabolic process cellular process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR012019	FeGP cofactor biosynthesis protein HcgB, guanylyltransferase	Family
A, B, C, D	IPR010254	B12-dependent dehydratases, beta subunit	Homologous Superfamily