ID PPR3A_HUMAN Reviewed; 1122 AA. AC Q16821; A0AVQ2; A4D0T6; O43476; Q75LN8; Q7KYM8; Q86UI6; DT 13-SEP-2004, integrated into UniProtKB/Swiss-Prot. DT 15-JUN-2010, sequence version 3. DT 27-MAR-2024, entry version 166. DE RecName: Full=Protein phosphatase 1 regulatory subunit 3A; DE AltName: Full=Protein phosphatase 1 glycogen-associated regulatory subunit; DE AltName: Full=Protein phosphatase type-1 glycogen targeting subunit; DE Short=RG1; GN Name=PPP1R3A; Synonyms=PP1G; OS Homo sapiens (Human). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; OC Homo. OX NCBI_TaxID=9606; RN [1] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA / MRNA] (ISOFORMS 1 AND 2), TISSUE RP SPECIFICITY, AND VARIANTS MET-451; LYS-476; HIS-882; SER-883 AND TYR-905. RC TISSUE=Skeletal muscle; RX PubMed=9726244; DOI=10.2337/diabetes.47.9.1519; RA Xia J., Scherer S.W., Cohen P.T.W., Majer M., Xi T., Norman R.A., RA Knowler W.C., Bogardus C., Prochazka M.; RT "A common variant in PPP1R3 associated with insulin resistance and type 2 RT diabetes."; RL Diabetes 47:1519-1524(1998). RN [2] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=12853948; DOI=10.1038/nature01782; RA Hillier L.W., Fulton R.S., Fulton L.A., Graves T.A., Pepin K.H., RA Wagner-McPherson C., Layman D., Maas J., Jaeger S., Walker R., Wylie K., RA Sekhon M., Becker M.C., O'Laughlin M.D., Schaller M.E., Fewell G.A., RA Delehaunty K.D., Miner T.L., Nash W.E., Cordes M., Du H., Sun H., RA Edwards J., Bradshaw-Cordum H., Ali J., Andrews S., Isak A., Vanbrunt A., RA Nguyen C., Du F., Lamar B., Courtney L., Kalicki J., Ozersky P., RA Bielicki L., Scott K., Holmes A., Harkins R., Harris A., Strong C.M., RA Hou S., Tomlinson C., Dauphin-Kohlberg S., Kozlowicz-Reilly A., Leonard S., RA Rohlfing T., Rock S.M., Tin-Wollam A.-M., Abbott A., Minx P., Maupin R., RA Strowmatt C., Latreille P., Miller N., Johnson D., Murray J., RA Woessner J.P., Wendl M.C., Yang S.-P., Schultz B.R., Wallis J.W., RA Spieth J., Bieri T.A., Nelson J.O., Berkowicz N., Wohldmann P.E., RA Cook L.L., Hickenbotham M.T., Eldred J., Williams D., Bedell J.A., RA Mardis E.R., Clifton S.W., Chissoe S.L., Marra M.A., Raymond C., Haugen E., RA Gillett W., Zhou Y., James R., Phelps K., Iadanoto S., Bubb K., Simms E., RA Levy R., Clendenning J., Kaul R., Kent W.J., Furey T.S., Baertsch R.A., RA Brent M.R., Keibler E., Flicek P., Bork P., Suyama M., Bailey J.A., RA Portnoy M.E., Torrents D., Chinwalla A.T., Gish W.R., Eddy S.R., RA McPherson J.D., Olson M.V., Eichler E.E., Green E.D., Waterston R.H., RA Wilson R.K.; RT "The DNA sequence of human chromosome 7."; RL Nature 424:157-164(2003). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA], AND VARIANTS MET-451; RP LYS-476 AND HIS-882. RX PubMed=12690205; DOI=10.1126/science.1083423; RA Scherer S.W., Cheung J., MacDonald J.R., Osborne L.R., Nakabayashi K., RA Herbrick J.-A., Carson A.R., Parker-Katiraee L., Skaug J., Khaja R., RA Zhang J., Hudek A.K., Li M., Haddad M., Duggan G.E., Fernandez B.A., RA Kanematsu E., Gentles S., Christopoulos C.C., Choufani S., Kwasnicka D., RA Zheng X.H., Lai Z., Nusskern D.R., Zhang Q., Gu Z., Lu F., Zeesman S., RA Nowaczyk M.J., Teshima I., Chitayat D., Shuman C., Weksberg R., RA Zackai E.H., Grebe T.A., Cox S.R., Kirkpatrick S.J., Rahman N., RA Friedman J.M., Heng H.H.Q., Pelicci P.G., Lo-Coco F., Belloni E., RA Shaffer L.G., Pober B., Morton C.C., Gusella J.F., Bruns G.A.P., Korf B.R., RA Quade B.J., Ligon A.H., Ferguson H., Higgins A.W., Leach N.T., RA Herrick S.R., Lemyre E., Farra C.G., Kim H.-G., Summers A.M., Gripp K.W., RA Roberts W., Szatmari P., Winsor E.J.T., Grzeschik K.-H., Teebi A., RA Minassian B.A., Kere J., Armengol L., Pujana M.A., Estivill X., RA Wilson M.D., Koop B.F., Tosi S., Moore G.E., Boright A.P., Zlotorynski E., RA Kerem B., Kroisel P.M., Petek E., Oscier D.G., Mould S.J., Doehner H., RA Doehner K., Rommens J.M., Vincent J.B., Venter J.C., Li P.W., Mural R.J., RA Adams M.D., Tsui L.-C.; RT "Human chromosome 7: DNA sequence and biology."; RL Science 300:767-772(2003). RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1), AND VARIANTS MET-451; RP LYS-476 AND HIS-882. 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 [5] RP NUCLEOTIDE SEQUENCE [MRNA] OF 2-1122 (ISOFORM 1), VARIANTS MET-451; LYS-476 RP AND HIS-882, AND VARIANT T2D GLU-931. RC TISSUE=Skeletal muscle; RX PubMed=7926294; DOI=10.2337/diabetes.43.10.1234; RA Chen Y.H., Hansen L., Chen M.X., Bjorbaek C., Vestergaard H., Hansen T., RA Cohen P.T.W., Pederson O.; RT "Sequence of the human glycogen-associated regulatory subunit of type I RT protein phosphatase and analysis of its coding region and mRNA level in RT muscle from patients with non-insulin-dependent diabetes."; RL Diabetes 43:1234-1241(1994). RN [6] RP VARIANT TYR-905. RX PubMed=7581368; DOI=10.1093/hmg/4.8.1313; RA Hansen L., Hansen T., Vestergaard H., Bjorbaek C., Echwald S.M., RA Clausen J.O., Chen Y.H., Chen M.X., Cohen P.T.W., Pedersen O.; RT "A widespread amino acid polymorphism at codon 905 of the glycogen- RT associated regulatory subunit of protein phosphatase-1 is associated with RT insulin resistance and hypersecretion of insulin."; RL Hum. Mol. Genet. 4:1313-1320(1995). RN [7] RP VARIANT [LARGE SCALE ANALYSIS] ALA-554. RX PubMed=16959974; DOI=10.1126/science.1133427; RA Sjoeblom T., Jones S., Wood L.D., Parsons D.W., Lin J., Barber T.D., RA Mandelker D., Leary R.J., Ptak J., Silliman N., Szabo S., Buckhaults P., RA Farrell C., Meeh P., Markowitz S.D., Willis J., Dawson D., Willson J.K.V., RA Gazdar A.F., Hartigan J., Wu L., Liu C., Parmigiani G., Park B.H., RA Bachman K.E., Papadopoulos N., Vogelstein B., Kinzler K.W., RA Velculescu V.E.; RT "The consensus coding sequences of human breast and colorectal cancers."; RL Science 314:268-274(2006). CC -!- FUNCTION: Seems to act as a glycogen-targeting subunit for PP1. PP1 is CC essential for cell division, and participates in the regulation of CC glycogen metabolism, muscle contractility and protein synthesis. Plays CC an important role in glycogen synthesis but is not essential for CC insulin activation of glycogen synthase (By similarity). {ECO:0000250}. CC -!- SUBUNIT: Interacts with PPP1CC catalytic subunit of PP1, and associates CC with glycogen. {ECO:0000250}. CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000250}; Single-pass membrane CC protein {ECO:0000250}. CC -!- ALTERNATIVE PRODUCTS: CC Event=Alternative splicing; Named isoforms=2; CC Name=1; CC IsoId=Q16821-1; Sequence=Displayed; CC Name=2; CC IsoId=Q16821-2; Sequence=VSP_011585, VSP_011586; CC -!- TISSUE SPECIFICITY: Skeletal muscle and heart. CC {ECO:0000269|PubMed:9726244}. CC -!- DOMAIN: The CBM21 domain is known to be involved in the localization to CC glycogen and is characteristic of some regulatory subunit of CC phosphatase complexes. CC -!- PTM: Phosphorylation at Ser-46 by ISPK stimulates the dephosphorylation CC of glycogen synthase and phosphorylase kinase. {ECO:0000250}. CC -!- DISEASE: Type 2 diabetes mellitus (T2D) [MIM:125853]: A multifactorial CC disorder of glucose homeostasis caused by a lack of sensitivity to the CC body's own insulin. Affected individuals usually have an obese body CC habitus and manifestations of a metabolic syndrome characterized by CC diabetes, insulin resistance, hypertension and hypertriglyceridemia. CC The disease results in long-term complications that affect the eyes, CC kidneys, nerves, and blood vessels. {ECO:0000269|PubMed:7926294}. CC Note=Disease susceptibility is associated with variants affecting the CC gene represented in this entry. CC -!- MISCELLANEOUS: [Isoform 2]: May be produced at very low levels due to a CC premature stop codon in the mRNA, leading to nonsense-mediated mRNA CC decay. {ECO:0000305}. CC -!- SEQUENCE CAUTION: CC Sequence=AAS07492.1; Type=Erroneous gene model prediction; 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; AF024578; AAB94596.1; -; Genomic_DNA. DR EMBL; AF024576; AAB94596.1; JOINED; Genomic_DNA. DR EMBL; AF024577; AAB94596.1; JOINED; Genomic_DNA. DR EMBL; AF024579; AAB94597.1; -; mRNA. DR EMBL; AC092465; AAS07492.1; ALT_SEQ; Genomic_DNA. DR EMBL; AC093598; AAP22361.1; -; Genomic_DNA. DR EMBL; CH236947; EAL24370.1; -; Genomic_DNA. DR EMBL; BC126451; AAI26452.1; -; mRNA. DR EMBL; BC126453; AAI26454.1; -; mRNA. DR EMBL; X78578; CAA55316.1; -; mRNA. DR CCDS; CCDS5759.1; -. [Q16821-1] DR PIR; I38127; I38127. DR RefSeq; NP_002702.2; NM_002711.3. [Q16821-1] DR PDB; 5ZQV; X-ray; 2.95 A; E/F/G/H=1-99. DR PDBsum; 5ZQV; -. DR AlphaFoldDB; Q16821; -. DR SMR; Q16821; -. DR BioGRID; 111499; 52. DR IntAct; Q16821; 2. DR STRING; 9606.ENSP00000284601; -. DR CAZy; CBM21; Carbohydrate-Binding Module Family 21. DR iPTMnet; Q16821; -. DR PhosphoSitePlus; Q16821; -. DR BioMuta; PPP1R3A; -. DR DMDM; 298286906; -. DR EPD; Q16821; -. DR MassIVE; Q16821; -. DR PaxDb; 9606-ENSP00000284601; -. DR PeptideAtlas; Q16821; -. DR ProteomicsDB; 61080; -. [Q16821-1] DR ProteomicsDB; 61081; -. [Q16821-2] DR Antibodypedia; 45888; 146 antibodies from 23 providers. DR DNASU; 5506; -. DR Ensembl; ENST00000284601.4; ENSP00000284601.3; ENSG00000154415.8. [Q16821-1] DR Ensembl; ENST00000284602.1; ENSP00000284602.1; ENSG00000154415.8. [Q16821-2] DR GeneID; 5506; -. DR KEGG; hsa:5506; -. DR MANE-Select; ENST00000284601.4; ENSP00000284601.3; NM_002711.4; NP_002702.2. DR UCSC; uc010ljy.2; human. [Q16821-1] DR AGR; HGNC:9291; -. DR CTD; 5506; -. DR DisGeNET; 5506; -. DR GeneCards; PPP1R3A; -. DR HGNC; HGNC:9291; PPP1R3A. DR HPA; ENSG00000154415; Group enriched (heart muscle, skeletal muscle, tongue). DR MalaCards; PPP1R3A; -. DR MIM; 125853; phenotype. DR MIM; 600917; gene. DR neXtProt; NX_Q16821; -. DR OpenTargets; ENSG00000154415; -. DR PharmGKB; PA33651; -. DR VEuPathDB; HostDB:ENSG00000154415; -. DR eggNOG; KOG3986; Eukaryota. DR GeneTree; ENSGT00940000157682; -. DR HOGENOM; CLU_009399_0_0_1; -. DR InParanoid; Q16821; -. DR OMA; DCWELPS; -. DR OrthoDB; 5357390at2759; -. DR PhylomeDB; Q16821; -. DR TreeFam; TF105537; -. DR PathwayCommons; Q16821; -. DR SignaLink; Q16821; -. DR SIGNOR; Q16821; -. DR BioGRID-ORCS; 5506; 14 hits in 1149 CRISPR screens. DR ChiTaRS; PPP1R3A; human. DR GeneWiki; PPP1R3A; -. DR GenomeRNAi; 5506; -. DR Pharos; Q16821; Tbio. DR PRO; PR:Q16821; -. DR Proteomes; UP000005640; Chromosome 7. DR RNAct; Q16821; Protein. DR Bgee; ENSG00000154415; Expressed in skeletal muscle tissue of rectus abdominis and 66 other cell types or tissues. DR ExpressionAtlas; Q16821; baseline and differential. DR GO; GO:0016020; C:membrane; IEA:UniProtKB-SubCell. DR GO; GO:0000164; C:protein phosphatase type 1 complex; IBA:GO_Central. DR GO; GO:2001069; F:glycogen binding; IBA:GO_Central. DR GO; GO:0008157; F:protein phosphatase 1 binding; IBA:GO_Central. DR GO; GO:0005977; P:glycogen metabolic process; IEA:UniProtKB-KW. DR GO; GO:0005979; P:regulation of glycogen biosynthetic process; IBA:GO_Central. DR CDD; cd22255; PBD_PPP1R3A; 1. DR Gene3D; 2.60.40.2440; Carbohydrate binding type-21 domain; 1. DR InterPro; IPR005036; CBM21_dom. DR InterPro; IPR038175; CBM21_dom_sf. DR PANTHER; PTHR12307; PROTEIN PHOSPHATASE 1 REGULATORY SUBUNIT; 1. DR PANTHER; PTHR12307:SF2; PROTEIN PHOSPHATASE 1 REGULATORY SUBUNIT 3A; 1. DR Pfam; PF03370; CBM_21; 1. DR PROSITE; PS51159; CBM21; 1. DR Genevisible; Q16821; HS. PE 1: Evidence at protein level; KW 3D-structure; Alternative splicing; Carbohydrate metabolism; KW Diabetes mellitus; Disease variant; Glycogen metabolism; Membrane; KW Phosphoprotein; Reference proteome; Transmembrane; Transmembrane helix. FT CHAIN 1..1122 FT /note="Protein phosphatase 1 regulatory subunit 3A" FT /id="PRO_0000071500" FT TRANSMEM 1078..1098 FT /note="Helical" FT /evidence="ECO:0000255" FT DOMAIN 122..230 FT /note="CBM21" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00491" FT REGION 32..58 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 332..351 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 395..422 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 496..516 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 640..668 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 963..983 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 1025..1058 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT MOTIF 62..65 FT /note="PP1-binding motif" FT COMPBIAS 35..58 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 396..422 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 643..666 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 1030..1058 FT /note="Polar residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT MOD_RES 38 FT /note="Phosphoserine; by GSK3" FT /evidence="ECO:0000250|UniProtKB:Q00756" FT MOD_RES 42 FT /note="Phosphoserine; by GSK3" FT /evidence="ECO:0000250|UniProtKB:Q00756" FT MOD_RES 46 FT /note="Phosphoserine; by PKA and ISPK" FT /evidence="ECO:0000250|UniProtKB:Q00756" FT MOD_RES 49 FT /note="Phosphoserine" FT /evidence="ECO:0000250|UniProtKB:Q99MR9" FT MOD_RES 56 FT /note="Phosphothreonine" FT /evidence="ECO:0000250|UniProtKB:Q99MR9" FT MOD_RES 65 FT /note="Phosphoserine; by PKA" FT /evidence="ECO:0000250|UniProtKB:Q00756" FT MOD_RES 844 FT /note="Phosphoserine" FT /evidence="ECO:0000250|UniProtKB:Q99MR9" FT VAR_SEQ 60..74 FT /note="GTRRVSFADSFGFNL -> ERTRAGACKTMERSS (in isoform 2)" FT /evidence="ECO:0000303|PubMed:9726244" FT /id="VSP_011585" FT VAR_SEQ 75..1122 FT /note="Missing (in isoform 2)" FT /evidence="ECO:0000303|PubMed:9726244" FT /id="VSP_011586" FT VARIANT 45 FT /note="G -> S (in dbSNP:rs8192687)" FT /id="VAR_027929" FT VARIANT 231 FT /note="C -> Y (in dbSNP:rs7801819)" FT /id="VAR_027930" FT VARIANT 451 FT /note="V -> M (in dbSNP:rs2974942)" FT /evidence="ECO:0000269|PubMed:12690205, FT ECO:0000269|PubMed:15489334, ECO:0000269|PubMed:7926294, FT ECO:0000269|PubMed:9726244" FT /id="VAR_027931" FT VARIANT 476 FT /note="N -> K (in dbSNP:rs2974944)" FT /evidence="ECO:0000269|PubMed:12690205, FT ECO:0000269|PubMed:15489334, ECO:0000269|PubMed:7926294, FT ECO:0000269|PubMed:9726244" FT /id="VAR_027932" FT VARIANT 554 FT /note="G -> A (in a breast cancer sample; somatic FT mutation)" FT /evidence="ECO:0000269|PubMed:16959974" FT /id="VAR_036287" FT VARIANT 627 FT /note="R -> K (in dbSNP:rs35067467)" FT /id="VAR_057128" FT VARIANT 748 FT /note="E -> K (in dbSNP:rs4304271)" FT /id="VAR_027933" FT VARIANT 882 FT /note="L -> H (in dbSNP:rs2974938)" FT /evidence="ECO:0000269|PubMed:12690205, FT ECO:0000269|PubMed:15489334, ECO:0000269|PubMed:7926294, FT ECO:0000269|PubMed:9726244" FT /id="VAR_027934" FT VARIANT 883 FT /note="R -> S (in dbSNP:rs1800000)" FT /evidence="ECO:0000269|PubMed:9726244" FT /id="VAR_019697" FT VARIANT 905 FT /note="D -> Y (probable risk factor for insulin resistance; FT dbSNP:rs1799999)" FT /evidence="ECO:0000269|PubMed:7581368, FT ECO:0000269|PubMed:9726244" FT /id="VAR_019698" FT VARIANT 931 FT /note="A -> E (in T2D; dbSNP:rs35449651)" FT /evidence="ECO:0000269|PubMed:7926294" FT /id="VAR_019699" FT TURN 67..71 FT /evidence="ECO:0007829|PDB:5ZQV" FT STRAND 74..80 FT /evidence="ECO:0007829|PDB:5ZQV" SQ SEQUENCE 1122 AA; 125767 MW; FACB2CEA7C00E75B CRC64; MEPSEVPSQI SKDNFLEVPN LSDSLCEDEE VTFQPGFSPQ PSRRGSDSSE DIYLDTPSSG TRRVSFADSF GFNLVSVKEF DCWELPSAST TFDLGTDIFH TEEYVLAPLF DLPSSKEDLM QQLQIQKAIL ESTESLLGST SIKGIIRVLN VSFEKLVYVR MSLDDWQTHY DILAEYVPNS CDGETDQFSF KIVLVPPYQK DGSKVEFCIR YETSVGTFWS NNNGTNYTFI CQKKEQEPEP VKPWKEVPNR QIKGCLKVKS SKEESSVTSE ENNFENPKNT DTYIPTIICS HEDKEDLEAS NRNVKDVNRE HDEHNEKELE LMINQHLIRT RSTASRDERN TFSTDPVNFP NKAEGLEKKQ IHGEICTDLF QRSLSPSSSA ESSVKGDFYC NEKYSSGDDC THQPSEETTS NMGEIKPSLG DTSSDELVQL HTGSKEVLDD NANPAHGNGT VQIPCPSSDQ LMAGNLNKKH EGGAKNIEVK DLGCLRRDFH SDTSACLKES TEEGSSKEDY YGNGKDDEEQ RIYLGVNEKQ RKNFQTILHD QERKMGNPKI SVAGIGASNR DLATLLSEHT AIPTRAITAD VSHSPRTNLS WEEAVLTPEH HHLTSEGSAL GGITGQVCSS RTGNVLRNDY LFQVEEKSGG INSEDQDNSP QHKQSWNVLE SQGKSRENKT NITEHIKGQT DCEDVWGKRD NTRSLKATTE ELFTCQETVC CELSSLADHG ITEKAEAGTA YIIKTTSEST PESMSAREKA IIAKLPQETA RSDRPIEVKE TAFDPHEGRN DDSHYTLCQR DTVGVIYDND FEKESRLGIC NVRVDEMEKE ETMSMYNPRK THDREKCGTG NITSVEESSW VITEYQKATS KLDLQLGMLP TDKTVFSENR DLRQVQELSK KTDSDAIVHS AFNSDTNRAP QNSSPFSKHH TEISVSTNEQ AIAVENAVTT MASQPISTKS ENICNSTREI QGIEKHPYPE SKPEEVSRSS GIVTSGSRKE RCIGQIFQTE EYSVEKSLGP MILINKPLEN MEEARHENEG LVSSGQSLYT SGEKESDSSA STSLPVEESQ AQGNESLFSK YTNSKIPYFL LFLIFLITVY HYDLMIGLTF YVLSLSWLSW EEGRQKESVK KK //