Entry |
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Name |
Hedgehog signaling pathway - Rattus norvegicus (rat)
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Description |
The Hedgehog (Hh) signaling pathway has numerous roles in the control of cell proliferation, tissue patterning, stem cell maintenance and development. The primary cilium is an important center for transduction of the Hedgehog signal in vertebrates. In Hh's absence, the Ptch receptor localizes to the cilium, where it inhibits Smo activation. Gli proteins are phosphorylated by PKA, CKI and GSK3B and partially degraded into truncated Gli repressor form (GliR) that suppresses Hh target gene transcription in the nucleus. In Hh's presence, Ptch disappears from the cilium, and activated Smo contributes to the translocation of the protein complex Gli, Sufu, Kif7 to ciliary tip, where Gli dissociates from the negative regulator Sufu. The production of Gli activator form (GliA) occurs and the increased nuclear accumulation of GliA results in activation transcription of Hh target genes.
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Class |
Environmental Information Processing; Signal transduction
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Pathway map |

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Organism |
Rattus norvegicus (rat) [GN: rno]
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Gene |
25273 | Smo; smoothened, frizzled class receptor [KO:K06226] |
361769 | Sufu; SUFU negative regulator of hedgehog signaling [KO:K06229] |
303024 | Fbxw11; F-box and WD repeat domain containing 11 [KO:K03362] |
361765 | Btrc; beta-transducin repeat containing E3 ubiquitin protein ligase [KO:K03362] |
360715 | Boc; BOC cell adhesion associated, oncogene regulated [KO:K20020] |
50938 | Cdon; cell adhesion associated, oncogene regulated [KO:K20033] |
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Compound |
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Reference |
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Authors |
Xavier GM, Seppala M, Barrell W, Birjandi AA, Geoghegan F, Cobourne MT |
Title |
Hedgehog receptor function during craniofacial development. |
Journal |
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Reference |
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Authors |
Briscoe J, Therond PP |
Title |
The mechanisms of Hedgehog signalling and its roles in development and disease. |
Journal |
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Reference |
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Authors |
Alman BA |
Title |
The role of hedgehog signalling in skeletal health and disease. |
Journal |
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Reference |
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Authors |
Mooney CJ, Hakimjavadi R, Fitzpatrick E, Kennedy E, Walls D, Morrow D, Redmond EM, Cahill PA |
Title |
Hedgehog and Resident Vascular Stem Cell Fate. |
Journal |
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Reference |
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Authors |
Sasai N, Briscoe J |
Title |
Primary cilia and graded Sonic Hedgehog signaling. |
Journal |
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Reference |
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Authors |
Heretsch P, Tzagkaroulaki L, Giannis A |
Title |
Modulators of the hedgehog signaling pathway. |
Journal |
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Reference |
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Authors |
Anderson E, Peluso S, Lettice LA, Hill RE |
Title |
Human limb abnormalities caused by disruption of hedgehog signaling. |
Journal |
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Reference |
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Authors |
Rohatgi R, Scott MP |
Title |
Cell biology. Arrestin' movement in cilia. |
Journal |
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Reference |
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Authors |
Yue S, Tang LY, Tang Y, Tang Y, Shen QH, Ding J, Chen Y, Zhang Z, Yu TT, Zhang YE, Cheng SY |
Title |
Requirement of Smurf-mediated endocytosis of Patched1 in sonic hedgehog signal reception. |
Journal |
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Reference |
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Authors |
Ok CY, Singh RR, Vega F |
Title |
Aberrant activation of the hedgehog signaling pathway in malignant hematological neoplasms. |
Journal |
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Reference |
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Authors |
Hsia EY, Gui Y, Zheng X |
Title |
Regulation of Hedgehog signaling by ubiquitination. |
Journal |
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Reference |
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Authors |
Pusapati GV, Kong JH, Patel BB, Krishnan A, Sagner A, Kinnebrew M, Briscoe J, Aravind L, Rohatgi R |
Title |
CRISPR Screens Uncover Genes that Regulate Target Cell Sensitivity to the Morphogen Sonic Hedgehog. |
Journal |
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Related pathway |
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KO pathway |
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LinkDB |
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