Annotations: 8ENB

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF03045	e8enbA1	A: few secondary structure elements	X: Cystine-knot cytokines (From Topology)	H: Cystine-knot cytokines (From Topology)	T: Cystine-knot cytokines	F: PF03045	ECOD (1.6)
C	PF03045	e8enbC1	A: few secondary structure elements	X: Cystine-knot cytokines (From Topology)	H: Cystine-knot cytokines (From Topology)	T: Cystine-knot cytokines	F: PF03045	ECOD (1.6)
D	PF00007	e8enbD1	A: few secondary structure elements	X: Cystine-knot cytokines (From Topology)	H: Cystine-knot cytokines (From Topology)	T: Cystine-knot cytokines	F: PF00007	ECOD (1.6)
B	PF00007	e8enbB1	A: few secondary structure elements	X: Cystine-knot cytokines (From Topology)	H: Cystine-knot cytokines (From Topology)	T: Cystine-knot cytokines	F: PF00007	ECOD (1.6)

Chains	Accession	Name	Description	Comments	Source
B, D	PF00007	Cystine-knot domain (Cys_knot)	Cystine-knot domain	The family comprises glycoprotein hormones and the C-terminal domain of various extracellular proteins. It is believed to be involved in disulfide-linked dimerisation.	Domain

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, C	Bursicon	peptide hormone receptor binding protein binding binding signaling receptor binding G protein-coupled receptor binding thyrotropin-releasing hormone receptor binding hormone receptor binding	cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway response to stimulus signaling biological regulation cellular process signal transduction cell communication	extracellular region extracellular space cellular anatomical entity
B, D	Cys_knot domain-containing protein	hormone activity protein binding binding molecular function activator activity signaling receptor binding molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity	cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation G protein-coupled receptor signaling pathway cellular process signal transduction cell communication	intracellular anatomical structure cytoplasm cellular anatomical entity extracellular region extracellular space

Chains	Accession	Name	Type
A, C	IPR029034	Cystine-knot cytokine	Homologous Superfamily
A, C	IPR006207	Cystine knot, C-terminal	Domain
A, C	IPR004133	DAN	Domain
B, D	IPR001545	Gonadotropin, beta subunit	Family
B, D	IPR029034	Cystine-knot cytokine	Homologous Superfamily
B, D	IPR006208	Glycoprotein hormone subunit beta	Domain