ID AAA1_MOUSE Reviewed; 530 AA. AC P63115; Q9CW25; Q9JMH8; DT 13-SEP-2004, integrated into UniProtKB/Swiss-Prot. DT 13-SEP-2004, sequence version 1. DT 27-MAR-2024, entry version 138. DE RecName: Full=Asc-type amino acid transporter 1; DE Short=Asc-1 {ECO:0000303|PubMed:25755256}; DE AltName: Full=D-serine transporter; DE AltName: Full=Solute carrier family 7 member 10; GN Name=Slc7a10; Synonyms=Asc1; OS Mus musculus (Mouse). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Glires; Rodentia; Myomorpha; Muroidea; Muridae; OC Murinae; Mus; Mus. OX NCBI_TaxID=10090; RN [1] RP NUCLEOTIDE SEQUENCE [MRNA], FUNCTION, TRANSPORT ACTIVITY, RP BIOPHYSICOCHEMICAL PROPERTIES, SUBUNIT, AND TISSUE SPECIFICITY. RC TISSUE=Brain; RX PubMed=10734121; DOI=10.1074/jbc.275.13.9690; RA Fukasawa Y., Segawa H., Kim J.Y., Chairoungdua A., Kim D.K., Matsuo H., RA Cha S.H., Endou H., Kanai Y.; RT "Identification and characterization of a Na+-independent neutral amino RT acid transporter that associates with the 4F2 heavy chain and exhibits RT substrate selectivity for small neutral D- and L- amino acids."; RL J. Biol. Chem. 275:9690-9698(2000). RN [2] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]. RC STRAIN=C57BL/6J; TISSUE=Brain; RX PubMed=15489334; DOI=10.1101/gr.2596504; RG The MGC Project Team; RT "The status, quality, and expansion of the NIH full-length cDNA project: RT the Mammalian Gene Collection (MGC)."; RL Genome Res. 14:2121-2127(2004). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 170-530. RC STRAIN=C57BL/6J; TISSUE=Cerebellum; RX PubMed=16141072; DOI=10.1126/science.1112014; RA Carninci P., Kasukawa T., Katayama S., Gough J., Frith M.C., Maeda N., RA Oyama R., Ravasi T., Lenhard B., Wells C., Kodzius R., Shimokawa K., RA Bajic V.B., Brenner S.E., Batalov S., Forrest A.R., Zavolan M., Davis M.J., RA Wilming L.G., Aidinis V., Allen J.E., Ambesi-Impiombato A., Apweiler R., RA Aturaliya R.N., Bailey T.L., Bansal M., Baxter L., Beisel K.W., Bersano T., RA Bono H., Chalk A.M., Chiu K.P., Choudhary V., Christoffels A., RA Clutterbuck D.R., Crowe M.L., Dalla E., Dalrymple B.P., de Bono B., RA Della Gatta G., di Bernardo D., Down T., Engstrom P., Fagiolini M., RA Faulkner G., Fletcher C.F., Fukushima T., Furuno M., Futaki S., RA Gariboldi M., Georgii-Hemming P., Gingeras T.R., Gojobori T., Green R.E., RA Gustincich S., Harbers M., Hayashi Y., Hensch T.K., Hirokawa N., Hill D., RA Huminiecki L., Iacono M., Ikeo K., Iwama A., Ishikawa T., Jakt M., RA Kanapin A., Katoh M., Kawasawa Y., Kelso J., Kitamura H., Kitano H., RA Kollias G., Krishnan S.P., Kruger A., Kummerfeld S.K., Kurochkin I.V., RA Lareau L.F., Lazarevic D., Lipovich L., Liu J., Liuni S., McWilliam S., RA Madan Babu M., Madera M., Marchionni L., Matsuda H., Matsuzawa S., Miki H., RA Mignone F., Miyake S., Morris K., Mottagui-Tabar S., Mulder N., Nakano N., RA Nakauchi H., Ng P., Nilsson R., Nishiguchi S., Nishikawa S., Nori F., RA Ohara O., Okazaki Y., Orlando V., Pang K.C., Pavan W.J., Pavesi G., RA Pesole G., Petrovsky N., Piazza S., Reed J., Reid J.F., Ring B.Z., RA Ringwald M., Rost B., Ruan Y., Salzberg S.L., Sandelin A., Schneider C., RA Schoenbach C., Sekiguchi K., Semple C.A., Seno S., Sessa L., Sheng Y., RA Shibata Y., Shimada H., Shimada K., Silva D., Sinclair B., Sperling S., RA Stupka E., Sugiura K., Sultana R., Takenaka Y., Taki K., Tammoja K., RA Tan S.L., Tang S., Taylor M.S., Tegner J., Teichmann S.A., Ueda H.R., RA van Nimwegen E., Verardo R., Wei C.L., Yagi K., Yamanishi H., RA Zabarovsky E., Zhu S., Zimmer A., Hide W., Bult C., Grimmond S.M., RA Teasdale R.D., Liu E.T., Brusic V., Quackenbush J., Wahlestedt C., RA Mattick J.S., Hume D.A., Kai C., Sasaki D., Tomaru Y., Fukuda S., RA Kanamori-Katayama M., Suzuki M., Aoki J., Arakawa T., Iida J., Imamura K., RA Itoh M., Kato T., Kawaji H., Kawagashira N., Kawashima T., Kojima M., RA Kondo S., Konno H., Nakano K., Ninomiya N., Nishio T., Okada M., Plessy C., RA Shibata K., Shiraki T., Suzuki S., Tagami M., Waki K., Watahiki A., RA Okamura-Oho Y., Suzuki H., Kawai J., Hayashizaki Y.; RT "The transcriptional landscape of the mammalian genome."; RL Science 309:1559-1563(2005). RN [4] RP FUNCTION, AND DISRUPTION PHENOTYPE. RX PubMed=25755256; DOI=10.15252/embr.201439561; RA Safory H., Neame S., Shulman Y., Zubedat S., Radzishevsky I., Rosenberg D., RA Sason H., Engelender S., Avital A., Huelsmann S., Schiller J., Wolosker H.; RT "The alanine-serine-cysteine-1 (Asc-1) transporter controls glycine levels RT in the brain and is required for glycinergic inhibitory transmission."; RL EMBO Rep. 16:590-598(2015). RN [5] RP FUNCTION, AND TISSUE SPECIFICITY. RX PubMed=27759100; DOI=10.1038/srep35592; RA Ehmsen J.T., Liu Y., Wang Y., Paladugu N., Johnson A.E., Rothstein J.D., RA du Lac S., Mattson M.P., Hoeke A.; RT "The astrocytic transporter SLC7A10 (Asc-1) mediates glycinergic inhibition RT of spinal cord motor neurons."; RL Sci. Rep. 6:35592-35592(2016). RN [6] RP SUBCELLULAR LOCATION, AND TISSUE SPECIFICITY. RX PubMed=34749773; DOI=10.1186/s13041-021-00874-8; RA Tatsumi K., Kinugawa K., Isonishi A., Kitabatake M., Okuda H., Takemura S., RA Tanaka T., Mori E., Wanaka A.; RT "Olig2-astrocytes express neutral amino acid transporter SLC7A10 (Asc-1) in RT the adult brain."; RL Mol. Brain 14:163-163(2021). RN [7] RP FUNCTION, SUBCELLULAR LOCATION, TISSUE SPECIFICITY, AND INDUCTION. RX PubMed=33707431; DOI=10.1038/s41467-021-21826-9; RA Suwandhi L., Altun I., Karlina R., Miok V., Wiedemann T., Fischer D., RA Walzthoeni T., Lindner C., Boettcher A., Heinzmann S.S., Israel A., RA Khalil A.E.M.M., Braun A., Pramme-Steinwachs I., Burtscher I., RA Schmitt-Kopplin P., Heinig M., Elsner M., Lickert H., Theis F.J., Ussar S.; RT "Asc-1 regulates white versus beige adipocyte fate in a subcutaneous RT stromal cell population."; RL Nat. Commun. 12:1588-1588(2021). CC -!- FUNCTION: Associates with SLC3A2/4F2hc to form a functional CC heterodimeric complex that translocates small neutral L- and D-amino CC acids across the plasma membrane. Preferentially mediates exchange CC transport, but can also operate via facilitated diffusion CC (PubMed:10734121) (By similarity). Acts as a major transporter for CC glycine, L- and D-serine in the central nervous system. At the spinal CC cord and brainstem regulates glycine metabolism and glycinergic CC inhibitory neurotransmission by providing for glycine de novo synthesis CC from L-serine and glycine recycling from astrocytes to glycinergic CC motor neurons (PubMed:25755256, PubMed:27759100). At Schaffer CC collateral-CA1 synapses mediates D-serine and glycine release that CC modulates post-synaptic activation of NMDA receptors and excitatory CC glutamatergic transmission (By similarity). May regulate D-serine CC release from mesenchymal progenitors located in developing subcutaneous CC adipose tissue, favoring white adipocyte over thermogenic beige CC adipocyte lineage commitment (PubMed:33707431). CC {ECO:0000250|UniProtKB:P63116, ECO:0000269|PubMed:10734121, CC ECO:0000269|PubMed:25755256, ECO:0000269|PubMed:27759100, CC ECO:0000269|PubMed:33707431}. CC -!- CATALYTIC ACTIVITY: CC Reaction=glycine(out) + L-alanine(in) = glycine(in) + L-alanine(out); CC Xref=Rhea:RHEA:74019, ChEBI:CHEBI:57305, ChEBI:CHEBI:57972; CC Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=L-alanine(in) + L-serine(out) = L-alanine(out) + L-serine(in); CC Xref=Rhea:RHEA:74023, ChEBI:CHEBI:33384, ChEBI:CHEBI:57972; CC Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=L-alanine(in) + L-threonine(out) = L-alanine(out) + L- CC threonine(in); Xref=Rhea:RHEA:74027, ChEBI:CHEBI:57926, CC ChEBI:CHEBI:57972; Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=L-alanine(in) + L-cysteine(out) = L-alanine(out) + L- CC cysteine(in); Xref=Rhea:RHEA:74031, ChEBI:CHEBI:35235, CC ChEBI:CHEBI:57972; Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=2-aminoisobutanoate(out) + L-alanine(in) = 2- CC aminoisobutanoate(in) + L-alanine(out); Xref=Rhea:RHEA:74063, CC ChEBI:CHEBI:57972, ChEBI:CHEBI:193090; CC Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=D-serine(out) + L-alanine(in) = D-serine(in) + L-alanine(out); CC Xref=Rhea:RHEA:74035, ChEBI:CHEBI:35247, ChEBI:CHEBI:57972; CC Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=D-alanine(out) + L-alanine(in) = D-alanine(in) + L- CC alanine(out); Xref=Rhea:RHEA:74039, ChEBI:CHEBI:57416, CC ChEBI:CHEBI:57972; Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=L-alanine(in) + L-valine(out) = L-alanine(out) + L-valine(in); CC Xref=Rhea:RHEA:74047, ChEBI:CHEBI:57762, ChEBI:CHEBI:57972; CC Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=L-alanine(in) + L-methionine(out) = L-alanine(out) + L- CC methionine(in); Xref=Rhea:RHEA:74043, ChEBI:CHEBI:57844, CC ChEBI:CHEBI:57972; Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=beta-alanine(out) + L-alanine(in) = beta-alanine(in) + L- CC alanine(out); Xref=Rhea:RHEA:74059, ChEBI:CHEBI:57966, CC ChEBI:CHEBI:57972; Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=D-cysteine(out) + L-alanine(in) = D-cysteine(in) + L- CC alanine(out); Xref=Rhea:RHEA:74055, ChEBI:CHEBI:35236, CC ChEBI:CHEBI:57972; Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=D-threonine(out) + L-alanine(in) = D-threonine(in) + L- CC alanine(out); Xref=Rhea:RHEA:74051, ChEBI:CHEBI:57757, CC ChEBI:CHEBI:57972; Evidence={ECO:0000269|PubMed:10734121}; CC -!- CATALYTIC ACTIVITY: CC Reaction=D-isoleucine(out) + D-serine(in) = D-isoleucine(in) + D- CC serine(out); Xref=Rhea:RHEA:74299, ChEBI:CHEBI:35247, CC ChEBI:CHEBI:193151; Evidence={ECO:0000250|UniProtKB:P63116}; CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:74300; CC Evidence={ECO:0000250|UniProtKB:P63116}; CC -!- CATALYTIC ACTIVITY: CC Reaction=D-serine(in) = D-serine(out); Xref=Rhea:RHEA:29455, CC ChEBI:CHEBI:35247; Evidence={ECO:0000250|UniProtKB:P63116}; CC -!- BIOPHYSICOCHEMICAL PROPERTIES: CC Kinetic parameters: CC KM=23 uM for L-alanine {ECO:0000269|PubMed:10734121}; CC KM=7.8 uM for glycine {ECO:0000269|PubMed:10734121}; CC KM=11.3 uM for L-serine {ECO:0000269|PubMed:10734121}; CC KM=19.3 uM for L-threonine {ECO:0000269|PubMed:10734121}; CC KM=23.7 uM for L-cysteine {ECO:0000269|PubMed:10734121}; CC KM=112 uM for L-valine {ECO:0000269|PubMed:10734121}; CC KM=139 uM for L-methionine {ECO:0000269|PubMed:10734121}; CC KM=160 uM for L-isoleucine {ECO:0000269|PubMed:10734121}; CC KM=245 uM for L-leucine {ECO:0000269|PubMed:10734121}; CC KM=368 uM for L-histidine {ECO:0000269|PubMed:10734121}; CC KM=464 uM for L-phenylalanine {ECO:0000269|PubMed:10734121}; CC KM=22.7 uM for 2-aminoisobutanoate {ECO:0000269|PubMed:10734121}; CC KM=100 uM for D-alanine {ECO:0000269|PubMed:10734121}; CC KM=52 uM for D-serine {ECO:0000269|PubMed:10734121}; CC KM=281 uM for beta-alanine {ECO:0000269|PubMed:10734121}; CC pH dependence: CC Active from pH 5.5 to 8.5. {ECO:0000269|PubMed:10734121}; CC -!- SUBUNIT: Disulfide-linked heterodimer with the amino acid transport CC protein SLC3A2/4F2hc. {ECO:0000269|PubMed:10734121}. CC -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000269|PubMed:33707431, CC ECO:0000269|PubMed:34749773}; Multi-pass membrane protein CC {ECO:0000255}. Note=Colocalizes with OLIG2 in astrocytic processes CC (PubMed:34749773). Localizes to the plasma membrane in mature CC adipocytes and to intracellular structures in preadipocytes CC (PubMed:33707431). {ECO:0000269|PubMed:33707431, CC ECO:0000269|PubMed:34749773}. CC -!- TISSUE SPECIFICITY: Highly expressed in brain and lung, and to a lesser CC extent in placenta and small intestine (PubMed:10734121). Expressed in CC a subpopulation of astrocytes enriched at glycinergic synapses in the CC spinal cord and brainstem (at protein level). Expressed in OLIG2- CC positive astrocytes of the lateral globus pallidus (at protein level) CC (PubMed:27759100, PubMed:34749773). Expressed in CD34-positive, DPP4- CC positive mesenchymal progenitors in developing subcutaneous adipose CC tissue (PubMed:33707431). {ECO:0000269|PubMed:10734121, CC ECO:0000269|PubMed:27759100, ECO:0000269|PubMed:33707431, CC ECO:0000269|PubMed:34749773}. CC -!- INDUCTION: Up-regulated upon adipocyte differentiation in response to CC INS. Down-regulated by treatment with rosiglitazone. CC {ECO:0000269|PubMed:33707431}. CC -!- DISRUPTION PHENOTYPE: Mutant mice develop hyperekplexia-like phenotype CC due to impaired glycinergic inhibitory transmission. Administration of CC glycine and L-serine reverses the phenotype. CC {ECO:0000269|PubMed:25755256}. CC -!- SIMILARITY: Belongs to the amino acid-polyamine-organocation (APC) CC superfamily. {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; AB026688; BAA93617.1; -; mRNA. DR EMBL; BC054765; AAH54765.1; -; mRNA. DR EMBL; AK005282; BAB23930.1; -; mRNA. DR CCDS; CCDS21146.1; -. DR RefSeq; NP_059090.3; NM_017394.4. DR AlphaFoldDB; P63115; -. DR SMR; P63115; -. DR STRING; 10090.ENSMUSP00000001854; -. DR TCDB; 2.A.3.8.13; the amino acid-polyamine-organocation (apc) family. DR iPTMnet; P63115; -. DR PhosphoSitePlus; P63115; -. DR SwissPalm; P63115; -. DR jPOST; P63115; -. DR MaxQB; P63115; -. DR PaxDb; 10090-ENSMUSP00000001854; -. DR ProteomicsDB; 296429; -. DR Antibodypedia; 47948; 110 antibodies from 20 providers. DR DNASU; 53896; -. DR Ensembl; ENSMUST00000001854.12; ENSMUSP00000001854.6; ENSMUSG00000030495.13. DR GeneID; 53896; -. DR KEGG; mmu:53896; -. DR UCSC; uc009gjn.2; mouse. DR AGR; MGI:1858261; -. DR CTD; 56301; -. DR MGI; MGI:1858261; Slc7a10. DR VEuPathDB; HostDB:ENSMUSG00000030495; -. DR eggNOG; KOG1287; Eukaryota. DR GeneTree; ENSGT00940000156469; -. DR HOGENOM; CLU_007946_3_0_1; -. DR InParanoid; P63115; -. DR OMA; PWRDVVP; -. DR OrthoDB; 1103451at2759; -. DR PhylomeDB; P63115; -. DR TreeFam; TF313355; -. DR Reactome; R-MMU-352230; Amino acid transport across the plasma membrane. DR BioGRID-ORCS; 53896; 3 hits in 77 CRISPR screens. DR PRO; PR:P63115; -. DR Proteomes; UP000000589; Chromosome 7. DR RNAct; P63115; Protein. DR Bgee; ENSMUSG00000030495; Expressed in lumbar subsegment of spinal cord and 138 other cell types or tissues. DR ExpressionAtlas; P63115; baseline and differential. DR GO; GO:0097440; C:apical dendrite; ISO:MGI. DR GO; GO:0043025; C:neuronal cell body; ISO:MGI. DR GO; GO:0005886; C:plasma membrane; IDA:UniProtKB. DR GO; GO:0015179; F:L-amino acid transmembrane transporter activity; IBA:GO_Central. DR GO; GO:0015175; F:neutral L-amino acid transmembrane transporter activity; IDA:UniProtKB. DR GO; GO:0003333; P:amino acid transmembrane transport; IBA:GO_Central. DR GO; GO:0042941; P:D-alanine transport; IMP:MGI. DR GO; GO:0042942; P:D-serine transport; IMP:UniProtKB. DR GO; GO:0015816; P:glycine transport; IDA:UniProtKB. DR GO; GO:1903444; P:negative regulation of brown fat cell differentiation; IMP:UniProtKB. DR GO; GO:0015804; P:neutral amino acid transport; IDA:UniProtKB. DR GO; GO:0060094; P:positive regulation of synaptic transmission, glycinergic; IMP:UniProtKB. DR Gene3D; 1.20.1740.10; Amino acid/polyamine transporter I; 1. DR InterPro; IPR002293; AA/rel_permease1. DR PANTHER; PTHR11785; AMINO ACID TRANSPORTER; 1. DR PANTHER; PTHR11785:SF73; ASC-TYPE AMINO ACID TRANSPORTER 1; 1. DR Pfam; PF13520; AA_permease_2; 1. DR PIRSF; PIRSF006060; AA_transporter; 1. DR Genevisible; P63115; MM. PE 1: Evidence at protein level; KW Amino-acid transport; Cell membrane; Disulfide bond; Membrane; KW Reference proteome; Transmembrane; Transmembrane helix; Transport. FT CHAIN 1..530 FT /note="Asc-type amino acid transporter 1" FT /id="PRO_0000054277" FT TRANSMEM 46..66 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 78..98 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 119..139 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 192..212 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 274..294 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 316..336 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 368..388 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 394..414 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 430..450 FT /note="Helical" FT /evidence="ECO:0000255" FT TRANSMEM 454..474 FT /note="Helical" FT /evidence="ECO:0000255" FT REGION 1..36 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 508..530 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 19..33 FT /note="Pro residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" SQ SEQUENCE 530 AA; 57549 MW; 0C5A80BF922DB54D CRC64; MRRDSDMASH IQQPGGHGNP GPAPSPSPGP GPGPGASERV ALKKEIGLVS ACTIIIGNII GSGIFISPKG VLEHSGSVGL ALFVWVLGGG VTALGSLCYA ELGVAIPKSG GDYAYVTEIF GGLAGFLLLW SAVLIMYPTS LAVISMTFSN YVLQPVFPNC IPPATASRVL SMACLMLLTW VNSSSVRWAT RIQVIFTGGK LLALSLIITV GFVQIFQGHF EELRPTNAFA FWMTPSVGHL ALAFLQGSFA FSGWNFLNYV TEELVDPRKN LPRAIFISIP LVTFVYTFTN VAYFTAMSPQ ELLSSNAVAV TFGEKLLGYF SWVMPVSVAL STFGGINGYL FTSSRLCFSG AREGHLPSFL AMIHVRRCTP IPALLVCCGA TAVIMLVGDT YTLINYVSFI NYLCYGVTIL GLLVLRWRRP ALHRPIKVNL LVPVVYLVFW AFLLVFSFIS EPMVCGVGII IILTGVPIFF LGVFWRSKPK CVHRFTESMT RWGQELCFVV YPQGSLEEEE NGPMGQPSPL PITDKPLKTQ //