Texas Signaling pathway: hedgehog signaling pathway Ligands Sonic hedgehog Indian hedgehog Desert hedgehog Receptor Patched Smoothened Transcription factor GLI1 GLI2 GLI3 Other HHIP HHAT Index of signal transduction Description Intercellular neuropeptides growth factors cytokines hormones Cell surface receptors ligand-gated enzyme-linked G protein-coupled immunoglobulin superfamily integrins neuropeptide growth factor cytokine Intracellular adaptor proteins GTP-binding MAP kinase Calcium signaling Lipid signaling Pathways hedgehog Wnt TGF beta MAPK ERK notch JAK-STAT apoptosis hippo TLR