ID SNF3_YEAST Reviewed; 884 AA. AC P10870; D6VRF9; DT 01-JUL-1989, integrated into UniProtKB/Swiss-Prot. DT 03-OCT-2006, sequence version 3. DT 27-MAR-2024, entry version 196. DE RecName: Full=Low glucose sensor SNF3 {ECO:0000305|PubMed:8901598}; DE AltName: Full=High-affinity glucose receptor SNF3 {ECO:0000303|PubMed:8901598}; DE AltName: Full=High-affinity transporter-like sensor SNF3 {ECO:0000303|PubMed:20014043}; DE AltName: Full=Sucrose nonfermenting protein 3 {ECO:0000303|PubMed:6392017}; GN Name=SNF3 {ECO:0000303|PubMed:6392017}; GN OrderedLocusNames=YDL194W {ECO:0000312|SGD:S000002353}; GN ORFNames=D1234; OS Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast). OC Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes; OC Saccharomycetales; Saccharomycetaceae; Saccharomyces. OX NCBI_TaxID=559292; RN [1] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND SUBCELLULAR LOCATION. RX PubMed=3281163; DOI=10.1073/pnas.85.7.2130; RA Celenza J.L., Marshall-Carlson L., Carlson M.; RT "The yeast SNF3 gene encodes a glucose transporter homologous to the RT mammalian protein."; RL Proc. Natl. Acad. Sci. U.S.A. 85:2130-2134(1988). RN [2] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA]. RC STRAIN=ATCC 96604 / S288c / FY1679; RX PubMed=8896272; RX DOI=10.1002/(sici)1097-0061(199609)12:10b<1065::aid-yea995>3.0.co;2-f; RA Verhasselt P., Voet M., Mathys J., Volckaert G.; RT "The sequence of 23 kb surrounding the SNF3 locus on the left arm of yeast RT chromosome IV reveals the location of five known genes and characterizes at RT least six new open reading frames including putative genes for ribosomal RT protein L35 and a sugar transport protein."; RL Yeast 12:1065-1070(1996). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 204508 / S288c; RX PubMed=9169867; RA Jacq C., Alt-Moerbe J., Andre B., Arnold W., Bahr A., Ballesta J.P.G., RA Bargues M., Baron L., Becker A., Biteau N., Bloecker H., Blugeon C., RA Boskovic J., Brandt P., Brueckner M., Buitrago M.J., Coster F., RA Delaveau T., del Rey F., Dujon B., Eide L.G., Garcia-Cantalejo J.M., RA Goffeau A., Gomez-Peris A., Granotier C., Hanemann V., Hankeln T., RA Hoheisel J.D., Jaeger W., Jimenez A., Jonniaux J.-L., Kraemer C., RA Kuester H., Laamanen P., Legros Y., Louis E.J., Moeller-Rieker S., RA Monnet A., Moro M., Mueller-Auer S., Nussbaumer B., Paricio N., Paulin L., RA Perea J., Perez-Alonso M., Perez-Ortin J.E., Pohl T.M., Prydz H., RA Purnelle B., Rasmussen S.W., Remacha M.A., Revuelta J.L., Rieger M., RA Salom D., Saluz H.P., Saiz J.E., Saren A.-M., Schaefer M., Scharfe M., RA Schmidt E.R., Schneider C., Scholler P., Schwarz S., Soler-Mira A., RA Urrestarazu L.A., Verhasselt P., Vissers S., Voet M., Volckaert G., RA Wagner G., Wambutt R., Wedler E., Wedler H., Woelfl S., Harris D.E., RA Bowman S., Brown D., Churcher C.M., Connor R., Dedman K., Gentles S., RA Hamlin N., Hunt S., Jones L., McDonald S., Murphy L.D., Niblett D., RA Odell C., Oliver K., Rajandream M.A., Richards C., Shore L., Walsh S.V., RA Barrell B.G., Dietrich F.S., Mulligan J.T., Allen E., Araujo R., Aviles E., RA Berno A., Carpenter J., Chen E., Cherry J.M., Chung E., Duncan M., RA Hunicke-Smith S., Hyman R.W., Komp C., Lashkari D., Lew H., Lin D., RA Mosedale D., Nakahara K., Namath A., Oefner P., Oh C., Petel F.X., RA Roberts D., Schramm S., Schroeder M., Shogren T., Shroff N., Winant A., RA Yelton M.A., Botstein D., Davis R.W., Johnston M., Andrews S., Brinkman R., RA Cooper J., Ding H., Du Z., Favello A., Fulton L., Gattung S., Greco T., RA Hallsworth K., Hawkins J., Hillier L.W., Jier M., Johnson D., Johnston L., RA Kirsten J., Kucaba T., Langston Y., Latreille P., Le T., Mardis E., RA Menezes S., Miller N., Nhan M., Pauley A., Peluso D., Rifkin L., Riles L., RA Taich A., Trevaskis E., Vignati D., Wilcox L., Wohldman P., Vaudin M., RA Wilson R., Waterston R., Albermann K., Hani J., Heumann K., Kleine K., RA Mewes H.-W., Zollner A., Zaccaria P.; RT "The nucleotide sequence of Saccharomyces cerevisiae chromosome IV."; RL Nature 387:75-78(1997). RN [4] RP GENOME REANNOTATION. RC STRAIN=ATCC 204508 / S288c; RX PubMed=24374639; DOI=10.1534/g3.113.008995; RA Engel S.R., Dietrich F.S., Fisk D.G., Binkley G., Balakrishnan R., RA Costanzo M.C., Dwight S.S., Hitz B.C., Karra K., Nash R.S., Weng S., RA Wong E.D., Lloyd P., Skrzypek M.S., Miyasato S.R., Simison M., Cherry J.M.; RT "The reference genome sequence of Saccharomyces cerevisiae: Then and now."; RL G3 (Bethesda) 4:389-398(2014). RN [5] RP GENE NAME. RX PubMed=6392017; DOI=10.1093/genetics/108.4.845; RA Neigeborn L., Carlson M.; RT "Genes affecting the regulation of SUC2 gene expression by glucose RT repression in Saccharomyces cerevisiae."; RL Genetics 108:845-858(1984). RN [6] RP MUTAGENESIS OF GLY-112; GLY-153; ARG-229 AND VAL-402, AND SUBCELLULAR RP LOCATION. RX PubMed=2406560; DOI=10.1128/mcb.10.3.1105-1115.1990; RA Marshall-Carlson L., Celenza J.L., Laurent B.C., Carlson M.; RT "Mutational analysis of the SNF3 glucose transporter of Saccharomyces RT cerevisiae."; RL Mol. Cell. Biol. 10:1105-1115(1990). RN [7] RP FUNCTION. RX PubMed=8901598; DOI=10.1073/pnas.93.22.12428; RA Oezcan S., Dover J., Rosenwald A.G., Woelfl S., Johnston M.; RT "Two glucose transporters in Saccharomyces cerevisiae are glucose sensors RT that generate a signal for induction of gene expression."; RL Proc. Natl. Acad. Sci. U.S.A. 93:12428-12432(1996). RN [8] RP FUNCTION. RX PubMed=9046082; RX DOI=10.1002/(sici)1097-0061(199701)13:1<9::aid-yea51>3.0.co;2-u; RA Coons D.M., Vagnoli P., Bisson L.F.; RT "The C-terminal domain of Snf3p is sufficient to complement the growth RT defect of snf3 null mutations in Saccharomyces cerevisiae: SNF3 functions RT in glucose recognition."; RL Yeast 13:9-20(1997). RN [9] RP FUNCTION. RX PubMed=9564039; DOI=10.1093/emboj/17.9.2566; RA Ozcan S., Dover J., Johnston M.; RT "Glucose sensing and signaling by two glucose receptors in the yeast RT Saccharomyces cerevisiae."; RL EMBO J. 17:2566-2573(1998). RN [10] RP TOPOLOGY [LARGE SCALE ANALYSIS]. RC STRAIN=ATCC 208353 / W303-1A; RX PubMed=16847258; DOI=10.1073/pnas.0604075103; RA Kim H., Melen K., Oesterberg M., von Heijne G.; RT "A global topology map of the Saccharomyces cerevisiae membrane proteome."; RL Proc. Natl. Acad. Sci. U.S.A. 103:11142-11147(2006). RN [11] RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=22814378; DOI=10.1073/pnas.1210303109; RA Van Damme P., Lasa M., Polevoda B., Gazquez C., Elosegui-Artola A., RA Kim D.S., De Juan-Pardo E., Demeyer K., Hole K., Larrea E., Timmerman E., RA Prieto J., Arnesen T., Sherman F., Gevaert K., Aldabe R.; RT "N-terminal acetylome analyses and functional insights of the N-terminal RT acetyltransferase NatB."; RL Proc. Natl. Acad. Sci. U.S.A. 109:12449-12454(2012). RN [12] RP FUNCTION, AND MUTAGENESIS OF ILE-374 AND PHE-462. RX PubMed=20014043; DOI=10.1002/yea.1737; RA Dietvorst J., Karhumaa K., Kielland-Brandt M.C., Brandt A.; RT "Amino acid residues involved in ligand preference of the Snf3 transporter- RT like sensor in Saccharomyces cerevisiae."; RL Yeast 27:131-138(2010). CC -!- FUNCTION: High-affinity low glucose sensor that is part of the CC sensor/receptor-repressor (SSR) glucose-signaling pathway, which CC detects extracellular glucose and induces expression of glucose CC transporters that bring glucose into the cell (PubMed:8901598, CC PubMed:9564039). The transporter-like sensor generates an intracellular CC signal in the presence of low levels of glucose to promote low glucose- CC induced expression of HXT2 (PubMed:9564039). Binding of glucose to the CC SNF3 transmembrane domain activates a downstream signaling cascade, CC leading to phosphorylation of the RGT1 corepressors MTH1 and STD1, CC targeting them for SCF(Grr1)-dependent ubiquitination and degradation. CC Depletion of the corepressors robs RGT1 of its ability to repress CC expression of HXT genes, leading to accumulation of glucose CC transporters in the plasma membrane (By similarity). SNF3 is involved CC as well in the transport of mannose and fructose (PubMed:20014043). CC Even though SNF3 is similar to glucose transporters, it appears to be CC unable to transport glucose (PubMed:9564039). CC {ECO:0000250|UniProtKB:Q12300, ECO:0000269|PubMed:20014043, CC ECO:0000269|PubMed:8901598, ECO:0000269|PubMed:9564039}. CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000269|PubMed:2406560, CC ECO:0000269|PubMed:3281163}; Multi-pass membrane protein CC {ECO:0000269|PubMed:3281163}. CC -!- INDUCTION: Glucose-repressible. CC -!- DOMAIN: The C-terminal cytoplasmic domain seems to be important for CC SNF3 regulatory function. {ECO:0000305|PubMed:9046082}. CC -!- PTM: Phosphorylated in the C-terminal tail on Yck consensus sites in a CC yeast casein kinases YCK1 and YCK2 (Yck)-dependent manner. This CC phosphorylation is required for interaction with HXT corepressors MTH1 CC and STD1 and ultimately HXT expression. {ECO:0000250|UniProtKB:Q12300}. CC -!- SIMILARITY: Belongs to the major facilitator superfamily. Sugar CC transporter (TC 2.A.1.1) family. {ECO:0000305}. CC -!- SEQUENCE CAUTION: CC Sequence=CAA58253.1; Type=Erroneous initiation; Evidence={ECO:0000305}; CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; J03246; AAA35060.1; -; Genomic_DNA. DR EMBL; X83276; CAA58253.1; ALT_INIT; Genomic_DNA. DR EMBL; Z74242; CAA98771.1; -; Genomic_DNA. DR EMBL; BK006938; DAA11669.1; -; Genomic_DNA. DR PIR; A31928; A31928. DR RefSeq; NP_010087.1; NM_001180254.1. DR AlphaFoldDB; P10870; -. DR SMR; P10870; -. DR BioGRID; 31851; 75. DR IntAct; P10870; 2. DR STRING; 4932.YDL194W; -. DR TCDB; 2.A.1.1.17; the major facilitator superfamily (mfs). DR GlyCosmos; P10870; 1 site, No reported glycans. DR GlyGen; P10870; 1 site. DR iPTMnet; P10870; -. DR PaxDb; 4932-YDL194W; -. DR PeptideAtlas; P10870; -. DR EnsemblFungi; YDL194W_mRNA; YDL194W; YDL194W. DR GeneID; 851333; -. DR KEGG; sce:YDL194W; -. DR AGR; SGD:S000002353; -. DR SGD; S000002353; SNF3. DR VEuPathDB; FungiDB:YDL194W; -. DR eggNOG; KOG0254; Eukaryota. DR GeneTree; ENSGT00940000176821; -. DR HOGENOM; CLU_001265_42_0_1; -. DR InParanoid; P10870; -. DR OMA; NDYMAQL; -. DR OrthoDB; 1058279at2759; -. DR BioCyc; YEAST:G3O-29579-MONOMER; -. DR BioGRID-ORCS; 851333; 5 hits in 10 CRISPR screens. DR PRO; PR:P10870; -. DR Proteomes; UP000002311; Chromosome IV. DR RNAct; P10870; Protein. DR GO; GO:0071944; C:cell periphery; HDA:SGD. DR GO; GO:0016020; C:membrane; IBA:GO_Central. DR GO; GO:0005886; C:plasma membrane; IDA:SGD. DR GO; GO:0005351; F:carbohydrate:proton symporter activity; IBA:GO_Central. DR GO; GO:0005536; F:glucose binding; TAS:SGD. DR GO; GO:0008643; P:carbohydrate transport; IBA:GO_Central. DR GO; GO:0015755; P:fructose transmembrane transport; IMP:SGD. DR GO; GO:0010255; P:glucose mediated signaling pathway; IMP:SGD. DR GO; GO:1904659; P:glucose transmembrane transport; IMP:SGD. DR GO; GO:0015761; P:mannose transmembrane transport; IMP:SGD. DR GO; GO:0045835; P:negative regulation of meiotic nuclear division; IMP:SGD. DR CDD; cd17356; MFS_HXT; 1. DR Gene3D; 1.20.1250.20; MFS general substrate transporter like domains; 1. DR InterPro; IPR020846; MFS_dom. DR InterPro; IPR005828; MFS_sugar_transport-like. DR InterPro; IPR036259; MFS_trans_sf. DR InterPro; IPR003663; Sugar/inositol_transpt. DR InterPro; IPR005829; Sugar_transporter_CS. DR NCBIfam; TIGR00879; SP; 1. DR PANTHER; PTHR48022:SF17; HIGH GLUCOSE SENSOR RGT2-RELATED; 1. DR PANTHER; PTHR48022; PLASTIDIC GLUCOSE TRANSPORTER 4; 1. DR Pfam; PF00083; Sugar_tr; 1. DR PRINTS; PR00171; SUGRTRNSPORT. DR SUPFAM; SSF103473; MFS general substrate transporter; 1. DR PROSITE; PS50850; MFS; 1. DR PROSITE; PS00216; SUGAR_TRANSPORT_1; 1. DR PROSITE; PS00217; SUGAR_TRANSPORT_2; 1. PE 1: Evidence at protein level; KW Cell membrane; Glycoprotein; Membrane; Reference proteome; Sugar transport; KW Transmembrane; Transmembrane helix; Transport. FT CHAIN 1..884 FT /note="Low glucose sensor SNF3" FT /id="PRO_0000050390" FT TOPO_DOM 1..97 FT /note="Cytoplasmic" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 98..118 FT /note="Helical; Name=1" FT /evidence="ECO:0000255" FT TOPO_DOM 119..143 FT /note="Extracellular" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 144..164 FT /note="Helical; Name=2" FT /evidence="ECO:0000255" FT TOPO_DOM 165..178 FT /note="Cytoplasmic" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 179..199 FT /note="Helical; Name=3" FT /evidence="ECO:0000255" FT TOPO_DOM 200..202 FT /note="Extracellular" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 203..223 FT /note="Helical; Name=4" FT /evidence="ECO:0000255" FT TOPO_DOM 224..229 FT /note="Cytoplasmic" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 230..250 FT /note="Helical; Name=5" FT /evidence="ECO:0000255" FT TOPO_DOM 251..264 FT /note="Extracellular" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 265..285 FT /note="Helical; Name=6" FT /evidence="ECO:0000255" FT TOPO_DOM 286..358 FT /note="Cytoplasmic" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 359..379 FT /note="Helical; Name=7" FT /evidence="ECO:0000255" FT TOPO_DOM 380..391 FT /note="Extracellular" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 392..412 FT /note="Helical; Name=8" FT /evidence="ECO:0000255" FT TOPO_DOM 413..419 FT /note="Cytoplasmic" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 420..440 FT /note="Helical; Name=9" FT /evidence="ECO:0000255" FT TOPO_DOM 441..451 FT /note="Extracellular" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 452..472 FT /note="Helical; Name=10" FT /evidence="ECO:0000255" FT TOPO_DOM 473..488 FT /note="Cytoplasmic" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 489..509 FT /note="Helical; Name=11" FT /evidence="ECO:0000255" FT TOPO_DOM 510..521 FT /note="Extracellular" FT /evidence="ECO:0000305|PubMed:16847258" FT TRANSMEM 522..542 FT /note="Helical; Name=12" FT /evidence="ECO:0000255" FT TOPO_DOM 543..884 FT /note="Cytoplasmic" FT /evidence="ECO:0000269|PubMed:16847258" FT REGION 30..67 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 642..671 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 686..725 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 739..772 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 791..812 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 857..884 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 47..67 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 642..666 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 708..725 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 739..762 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT CARBOHYD 383 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT MUTAGEN 112 FT /note="G->D: In SNF3-142." FT /evidence="ECO:0000269|PubMed:2406560" FT MUTAGEN 153 FT /note="G->R: In SNF3-72." FT /evidence="ECO:0000269|PubMed:2406560" FT MUTAGEN 229 FT /note="R->K: In SNF3-1; constitutively signaling glucose FT receptor." FT /evidence="ECO:0000269|PubMed:2406560" FT MUTAGEN 374 FT /note="I->V: Decreases responsiveness to mannose and FT fructose." FT /evidence="ECO:0000269|PubMed:20014043" FT MUTAGEN 402 FT /note="V->I: In SNF3-39." FT /evidence="ECO:0000269|PubMed:2406560" FT MUTAGEN 462 FT /note="F->Y: Decreases responsiveness to fructose." FT /evidence="ECO:0000269|PubMed:20014043" SQ SEQUENCE 884 AA; 96719 MW; 8E2A5A1A7739344F CRC64; MDPNSNSSSE TLRQEKQGFL DKALQRVKGI ALRRNNSNKD HTTDDTTGSI RTPTSLQRQN SDRQSNMTSV FTDDISTIDD NSILFSEPPQ KQSMMMSICV GVFVAVGGFL FGYDTGLINS ITSMNYVKSH VAPNHDSFTA QQMSILVSFL SLGTFFGALT APFISDSYGR KPTIIFSTIF IFSIGNSLQV GAGGITLLIV GRVISGIGIG AISAVVPLYQ AEATHKSLRG AIISTYQWAI TWGLLVSSAV SQGTHARNDA SSYRIPIGLQ YVWSSFLAIG MFFLPESPRY YVLKDKLDEA AKSLSFLRGV PVHDSGLLEE LVEIKATYDY EASFGSSNFI DCFISSKSRP KQTLRMFTGI ALQAFQQFSG INFIFYYGVN FFNKTGVSNS YLVSFITYAV NVVFNVPGLF FVEFFGRRKV LVVGGVIMTI ANFIVAIVGC SLKTVAAAKV MIAFICLFIA AFSATWGGVV WVISAELYPL GVRSKCTAIC AAANWLVNFI CALITPYIVD TGSHTSSLGA KIFFIWGSLN AMGVIVVYLT VYETKGLTLE EIDELYIKSS TGVVSPKFNK DIRERALKFQ YDPLQRLEDG KNTFVAKRNN FDDETPRNDF RNTISGEIDH SPNQKEVHSI PERVDIPTST EILESPNKSS GMTVPVSPSL QDVPIPQTTE PAEIRTKYVD LGNGLGLNTY NRGPPSLSSD SSEDYTEDEI GGPSSQGDQS NRSTMNDIND YMARLIHSTS TASNTTDKFS GNQSTLRYHT ASSHSDTTEE DSNLMDLGNG LALNAYNRGP PSILMNSSDE EANGGETSDN LNTAQDLAGM KERMAQFAQS YIDKRGGLEP ETQSNILSTS LSVMADTNEH NNEILHSSEE NATNQPVNEN NDLK //