7U7N | pdb_00007u7n

IL-27 quaternary receptor signaling complex


Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

ChainsTypeFamily Name Domain Identifier Family IdentifierProvenance Source (Version)
BSCOP2B SuperfamilyFibronectin type III 8055145 3002063 SCOP2B (2022-06-29)
BSCOP2B SuperfamilyFibronectin type III 8055533 3002063 SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

ChainsFamily NameDomain Identifier ArchitecturePossible HomologyHomologyTopologyFamilyProvenance Source (Version)
AEpoR_lig-binde7u7nA2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: EpoR_lig-bindECOD (1.6)
Afn3_6e7u7nA1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: fn3_6ECOD (1.6)
BIL6Ra-binde7u7nB1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: IL6Ra-bindECOD (1.6)
BLep_receptor_Ige7u7nB2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: Lep_receptor_IgECOD (1.6)
Bfn3_6e7u7nB3 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: fn3_6ECOD (1.6)
DF_UNCLASSIFIEDe7u7nD1 A: alpha bundlesX: Ferritin/Heme oxygenase/4-helical cytokinesH: 4-helical cytokines (From Topology)T: 4-helical cytokinesF: F_UNCLASSIFIEDECOD (1.6)
CEpoR_lig-binde7u7nC2 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: EpoR_lig-bindECOD (1.6)
Cfn3_6e7u7nC1 A: beta sandwichesX: Immunoglobulin-like beta-sandwichH: Immunoglobulin-relatedT: Immunoglobulin/Fibronectin type III/E set domains/PapD-likeF: fn3_6ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

ChainDomainClassArchitectureTopologyHomologyProvenance Source (Version)
A2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)
D1.20.1250.10 Mainly Alpha Up-down Bundle Growth Hormone Chain: ACATH (utative)
C2.60.40.10 Mainly Beta Sandwich Immunoglobulin-like ImmunoglobulinsCATH (utative)

Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
PF25552Leukemia inhibitory factor receptor D4 domain (LIFR_D4)Leukemia inhibitory factor receptor D4 domainThis entry describes the domain 4 in Leukemia inhibitory factor regulator (LIFR) and other type I cytokine receptors found in mammals. They are involved in signal transduction for various cytokines, playing crucial roles in immune response, hematopoi ...This entry describes the domain 4 in Leukemia inhibitory factor regulator (LIFR) and other type I cytokine receptors found in mammals. They are involved in signal transduction for various cytokines, playing crucial roles in immune response, hematopoiesis, and development. LIFR extracellular region is composed of D1-D2 (Pfam:PF17971) which is a cytokine binding homology region (CHR) followed by an Ig-like domain D3 (Pfam:PF21177), another CHR region composed of D4 and D5 [1-2] and three membrane-proximal fibronectin type-III (FNIII) domains (Pfam:PF00041).
Domain
PF00041Fibronectin type III domain (fn3)Fibronectin type III domainDomain
PF06328Ig-like C2-type domain (Lep_receptor_Ig)Ig-like C2-type domainThis domain is a ligand-binding immunoglobulin-like domain [1]. The two cysteine residues form a disulphide bridge. Domain
PF00041Fibronectin type III domain (fn3)Fibronectin type III domainDomain
PF24031IL27B N-terminal FN3 domain (FN3_IL27B_N)IL27B N-terminal FN3 domainThis entry represents the Fibronectin type III (FN3) domain found at the N-terminal of Interleukin-27 subunit beta (IL27B), from animals. This domain may be found in association with a C-terminal FN3 (Pfam:PF00041). Also known as EBI3, IL27B binds p2 ...This entry represents the Fibronectin type III (FN3) domain found at the N-terminal of Interleukin-27 subunit beta (IL27B), from animals. This domain may be found in association with a C-terminal FN3 (Pfam:PF00041). Also known as EBI3, IL27B binds p28 to form the heterodimeric cytokine IL-27, which plays an important role in innate immunity by inducing naive CD4+ T cells proliferation [1]. IL-27 binds GP130 and IL-27Ra, acting as a bridge, to activate the JAK/STAT signaling cascade. EBI3 stabilizes the complex by binding a positively charged surface of IL-27Ra and Domain 1 of GP130 [2].
Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
Interleukin-27 receptor subunit alpha
Interleukin-6 receptor subunit beta
Interleukin-27 subunit alpha
Interleukin-27 subunit beta

Pharos: Disease Associations Pharos Homepage Annotation

ChainsDrug Target  Associated Disease
PharosQ6UWB1
PharosP40189
PharosQ8NEV9
PharosQ14213