Function
Required for normal accumulation and movement of lipid-modified hedgehog (hh) morphogen. May act by stabilizing the interaction between heparan sulfate proteoglycans (HSPGs) and hh, HSPGs being required for diffusion of hh morphogen. Not involved in wingless (wg) morphogen movement, suggesting that it may provide HSPG specificity for Hh.
Sequence
MTHQGIGCLVKWLYLVLIVHTLLCIGQLECRQQHHNRNNNNNNRRADSSSSEEGHGNTSDGLDNFADQDASFVGHGHQPRRGQRKKQQGGGGGGSGGGGGNGGGGGSRHNRNEESGISLWINEQQLKMLTALYFPQGYSERLYAIHNSRVTNDLRDTTLYNFLVIPSEVNYVNFTWKSGRRKYFYDFDRLQTMDESILKAPTLSIRKSGRIPQEQKNFSIFLPCTGNSSGTASFNVGLKIQTRHNKPLSGTPIRLNFKKECAHRGVYDIDASNPTSLTTLQECSLKCGKNGYCNEHHICKCNVGYTGQYCETAFCFPQCLNGGNCTAPSVCTCPEGYQGTQCEGGICKDKCLNGGKCIQKDKCQCSKGYYGLRCEYSKCVIPCKNEGRCIGNNLCRCPNGLRGDHCEIGRKQRSICKCRNGTCVSHKHCKCHPGFYGRHCNGRKRRHVHRNDDSKF