ID Q960X8; PN Hepatocyte growth factor-regulated tyrosine kinase substrate; GN Hrs; OS 7227; SL Nucleus Position: SL-0198; SL Comments: Cytoplasm, cell cortex {ECO:0000269|PubMed:11832215}. Cytoplasm, perinuclear region {ECO:0000269|PubMed:11832215}. Note=Locates to vesicles present in the perinuclear regions of muscle cells and in the periphery of Garland cells of third-instar larvae. DR UNIPROT: Q960X8; DR UNIPROT: A4V018; DR UNIPROT: Q8IGU6; DR UNIPROT: Q9VQF2; DR UNIPROT: Q9VQF3; DR PDB: 1DVP; DR Pfam: PF01363; DR Pfam: PF12210; DR Pfam: PF00790; DR PROSITE: PS50330; DR PROSITE: PS50179; DR PROSITE: PS50178; DE Function: Essential role in endosome membrane invagination and formation of multivesicular bodies, MVBs. Required during gastrulation and appears to regulate early embryonic signaling pathways. Inhibits tyrosine kinase receptor signaling by promoting degradation of the tyrosine-phosphorylated, active receptor, potentially by sorting activated receptors into MVBs. The MVBs are then trafficked to the lysosome where their contents are degraded. {ECO:0000269|PubMed:11832215}. DE Reference Proteome: Yes; DE Interaction: Q8IQV9; IntAct: EBI-509966; Score: 0.37 DE Interaction: P23573; IntAct: EBI-203520; Score: 0.00 DE Interaction: Q9VNS1; IntAct: EBI-236619; Score: 0.00 DE Interaction: O46339; IntAct: EBI-248743; Score: 0.00 DE Interaction: Q9VLJ5; IntAct: EBI-253365; Score: 0.00 DE Interaction: Q9W4P5; IntAct: EBI-259675; Score: 0.00 DE Interaction: Q9VAD6; IntAct: EBI-259680; Score: 0.00 DE Interaction: Q9V397; IntAct: EBI-259684; Score: 0.00 DE Interaction: Q9XTL2; IntAct: EBI-259688; Score: 0.00 DE Interaction: O46036; IntAct: EBI-259692; Score: 0.00 DE Interaction: P68198; IntAct: EBI-300719; Score: 0.40 DE Interaction: Q9VVT5; IntAct: EBI-509756; Score: 0.37 DE Interaction: Q9Y103; IntAct: EBI-509763; Score: 0.00 DE Interaction: P18091; IntAct: EBI-509770; Score: 0.00 DE Interaction: Q8SXD4; IntAct: EBI-509777; Score: 0.00 DE Interaction: Q7KLE5; IntAct: EBI-509784; Score: 0.00 DE Interaction: Q9V595; IntAct: EBI-509791; Score: 0.37 DE Interaction: Q03017; IntAct: EBI-509798; Score: 0.37 DE Interaction: Q9VH60; IntAct: EBI-509805; Score: 0.37 DE Interaction: Q95RP4; IntAct: EBI-509812; Score: 0.37 DE Interaction: Q9VCB8; IntAct: EBI-509819; Score: 0.37 DE Interaction: Q23983; IntAct: EBI-509826; Score: 0.37 DE Interaction: Q9VEN1; IntAct: EBI-509833; Score: 0.00 DE Interaction: Q00963; IntAct: EBI-509840; Score: 0.37 DE Interaction: A1Z9J3; IntAct: EBI-509847; Score: 0.37 DE Interaction: Q9VN68; IntAct: EBI-509854; Score: 0.00 DE Interaction: Q9VXG4; IntAct: EBI-509861; Score: 0.37 DE Interaction: Q7YU91; IntAct: EBI-509868; Score: 0.37 DE Interaction: Q8SXA8; IntAct: EBI-509875; Score: 0.00 DE Interaction: Q9VW47; IntAct: EBI-509882; Score: 0.37 DE Interaction: P29742; IntAct: EBI-509896; Score: 0.37 DE Interaction: Q9VC36; IntAct: EBI-509903; Score: 0.37 DE Interaction: O44381; IntAct: EBI-509917; Score: 0.37 DE Interaction: Q9VPL5; IntAct: EBI-509924; Score: 0.37 DE Interaction: P54360; IntAct: EBI-509931; Score: 0.37 DE Interaction: P48608; IntAct: EBI-509938; Score: 0.00 DE Interaction: P07666; IntAct: EBI-509945; Score: 0.37 DE Interaction: Q8T987; IntAct: EBI-509952; Score: 0.37 DE Interaction: Q7KN74; IntAct: EBI-509959; Score: 0.37 DE Interaction: O02373; IntAct: EBI-509973; Score: 0.37 DE Interaction: Q9VM75; IntAct: EBI-509980; Score: 0.37 DE Interaction: P08953; IntAct: EBI-15848965; Score: 0.35 DE Interaction: Q9VUH6; IntAct: EBI-15848965; Score: 0.35 GO GO:0005938; GO GO:0005829; GO GO:0005769; GO GO:0005768; GO GO:0048471; GO GO:0046872; GO GO:0035091; GO GO:0043130; GO GO:0045022; GO GO:0032456; GO GO:0006897; GO GO:0016197; GO GO:0032509; GO GO:1990182; GO GO:0045879; GO GO:0120177; GO GO:0016322; GO GO:1903688; GO GO:0045752; GO GO:0061357; GO GO:0031623; GO GO:0051726; GO GO:2000274; TP Membrane Topology: Unknown; Source: UniProt - Sequence Analysis; SQ MFRSSFDKNLENATSHLRLEPDWPSILLICDEINQKDVTPKNAFAAIKKKMNSPNPHSSCYSLLVLESIVKNCGAPVHEE SQ VFTKENCEMFSSFLESTPHENVRQKMLELVQTWAYAFRSSDKYQAIKDTMTILKAKGHTFPELREADAMFTADTAPNWAD SQ GRVCHRCRVEFTFTNRKHHCRNCGQVFCGQCTAKQCPLPKYGIEKEVRVCDGCFAALQRPTSGSGGAKSGPRPADSELPA SQ EYLNSTLAQQVQTPARKTEQELKEEEELQLALALSQSEAEQQKPKLQSLPPAAYRMQQRSPSPEAPPEPKEYHQQPEEAT SQ NPELAKYLNRSYWEQRKISESSSMASPSAPSPMPPTPQPQQIMPLQVKSADEVQIDEFAANMRTQVEIFVNRMKSNSSRG SQ RSISNDSSVQTLFMTLTSLHSQQLSYIKEMDDKRMWYEQLQDKLTQIKDSRAALDQLRQEHVEKLRRIAEEQERQRQMQM SQ AQKLDIMRKKKQEYLQYQRQLALQRIQEQEREMQLRQEQQKAQYLMGQSAPPFPYMPPSAVPQHGSPSHQLNNVYNPYAA SQ GVPGYLPQGPAPAPNGHGQFQAIPPGMYNPAIQQPMPPNLQPGGLMQQPAPPGNPQMMPPMPENQFANNPAAILQLPQQH SQ SIAQPPQIPFQPQPQQIPGQQPQQIPGQQPQQIPGQQPQQIPGQQPQQIPVQQPQPQPQMGHVMLQQHQAPPAAQAPPVT SQ EIANNQVQAVAAAPAPPQNEPGPAPVKAEEPATAELISFD //