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Database: UniProt
Entry: PARD3_MOUSE
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Original site: PARD3_MOUSE 
ID   PARD3_MOUSE             Reviewed;        1333 AA.
AC   Q99NH2; Q58T10; Q58T11; Q8CB21;
DT   16-MAY-2003, integrated into UniProtKB/Swiss-Prot.
DT   25-NOV-2008, sequence version 2.
DT   24-JAN-2024, entry version 187.
DE   RecName: Full=Partitioning defective 3 homolog;
DE            Short=PAR-3;
DE            Short=PARD-3;
DE   AltName: Full=Atypical PKC isotype-specific-interacting protein;
DE            Short=ASIP;
DE   AltName: Full=Ephrin-interacting protein;
DE            Short=PHIP;
GN   Name=Pard3; Synonyms=Par3;
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] (ISOFORM 3).
RC   STRAIN=NIH Swiss; TISSUE=Embryo;
RX   PubMed=9920925; DOI=10.1074/jbc.274.6.3726;
RA   Lin D., Gish G.D., Songyang Z., Pawson T.;
RT   "The carboxyl terminus of B class ephrins constitutes a PDZ domain binding
RT   motif.";
RL   J. Biol. Chem. 274:3726-3733(1999).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORMS 1; 2 AND 3), SUBCELLULAR LOCATION,
RP   PHOSPHORYLATION BY PRKCZ, INTERACTION WITH PRKCI AND PARD6A, SUBUNIT OF A
RP   COMPLEX CONTAINING PARD6A AND CDC42, AND MUTAGENESIS OF 824-SER--SER-826.
RC   STRAIN=NIH Swiss;
RX   PubMed=10934475; DOI=10.1038/35019582;
RA   Lin D., Edwards A.S., Fawcett J.P., Mbamalu G., Scott J.D., Pawson T.;
RT   "A mammalian PAR-3-PAR-6 complex implicated in Cdc42/Rac1 and aPKC
RT   signalling and cell polarity.";
RL   Nat. Cell Biol. 2:540-547(2000).
RN   [3]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORMS 4 AND 5), SUBCELLULAR LOCATION,
RP   DEVELOPMENTAL STAGE, AND PTM.
RC   STRAIN=C57BL/6J x SJL/J;
RX   PubMed=15766746; DOI=10.1016/j.ydbio.2004.12.034;
RA   Duncan F.E., Moss S.B., Schultz R.M., Williams C.J.;
RT   "PAR-3 defines a central subdomain of the cortical actin cap in mouse
RT   eggs.";
RL   Dev. Biol. 280:38-47(2005).
RN   [4]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] OF 458-1333 (ISOFORM 1).
RC   STRAIN=C57BL/6J; TISSUE=Vagina;
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   [5]
RP   INTERACTION WITH PARD6B, AND SUBUNIT OF A COMPLEX CONTAINING PARD6B; PRKCI
RP   AND CDC42.
RX   PubMed=10934474; DOI=10.1038/35019573;
RA   Joberty G., Petersen C., Gao L., Macara I.G.;
RT   "The cell-polarity protein Par6 links Par3 and atypical protein kinase C to
RT   Cdc42.";
RL   Nat. Cell Biol. 2:531-539(2000).
RN   [6]
RP   INTERACTION WITH F11R.
RX   PubMed=11447115; DOI=10.1093/emboj/20.14.3738;
RA   Ebnet K., Suzuki A., Horikoshi Y., Hirose T., Meyer zu Brickwedde M.-K.,
RA   Ohno S., Vestweber D.;
RT   "The cell polarity protein ASIP/PAR-3 directly associates with junctional
RT   adhesion molecule (JAM).";
RL   EMBO J. 20:3738-3748(2001).
RN   [7]
RP   FUNCTION, AND INTERACTION WITH F11R AND PARD6B.
RX   PubMed=11839275; DOI=10.1016/s0960-9822(01)00663-7;
RA   Gao L., Joberty G., Macara I.G.;
RT   "Assembly of epithelial tight junctions is negatively regulated by Par6.";
RL   Curr. Biol. 12:221-225(2002).
RN   [8]
RP   IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
RC   TISSUE=Liver;
RX   PubMed=17242355; DOI=10.1073/pnas.0609836104;
RA   Villen J., Beausoleil S.A., Gerber S.A., Gygi S.P.;
RT   "Large-scale phosphorylation analysis of mouse liver.";
RL   Proc. Natl. Acad. Sci. U.S.A. 104:1488-1493(2007).
RN   [9]
RP   PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT SER-25; SER-156 AND SER-728, AND
RP   IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS].
RC   TISSUE=Brain, Brown adipose tissue, Heart, Kidney, Liver, Lung, and Spleen;
RX   PubMed=21183079; DOI=10.1016/j.cell.2010.12.001;
RA   Huttlin E.L., Jedrychowski M.P., Elias J.E., Goswami T., Rad R.,
RA   Beausoleil S.A., Villen J., Haas W., Sowa M.E., Gygi S.P.;
RT   "A tissue-specific atlas of mouse protein phosphorylation and expression.";
RL   Cell 143:1174-1189(2010).
RN   [10]
RP   INTERACTION WITH TIAM1 AND TIAM2.
RX   PubMed=19893486; DOI=10.1038/emboj.2009.323;
RA   Terawaki S., Kitano K., Mori T., Zhai Y., Higuchi Y., Itoh N., Watanabe T.,
RA   Kaibuchi K., Hakoshima T.;
RT   "The PHCCEx domain of Tiam1/2 is a novel protein- and membrane-binding
RT   module.";
RL   EMBO J. 29:236-250(2010).
RN   [11]
RP   SUBCELLULAR LOCATION, INTERACTION WITH FRMD4A, AND SUBUNIT.
RX   PubMed=20080746; DOI=10.1073/pnas.0908423107;
RA   Ikenouchi J., Umeda M.;
RT   "FRMD4A regulates epithelial polarity by connecting Arf6 activation with
RT   the PAR complex.";
RL   Proc. Natl. Acad. Sci. U.S.A. 107:748-753(2010).
RN   [12]
RP   FUNCTION IN REGULATION OF PERIPHERAL MYELINATION, ACETYLATION AT LYS-831;
RP   LYS-848; LYS-881 AND LYS-1327, DEACETYLATION BY SIRT2, SUBCELLULAR
RP   LOCATION, MUTAGENESIS OF LYS-831; LYS-848; LYS-881 AND LYS-1327, AND MASS
RP   SPECTROMETRY.
RX   PubMed=21949390; DOI=10.1073/pnas.1104969108;
RA   Beirowski B., Gustin J., Armour S.M., Yamamoto H., Viader A., North B.J.,
RA   Michan S., Baloh R.H., Golden J.P., Schmidt R.E., Sinclair D.A., Auwerx J.,
RA   Milbrandt J.;
RT   "Sir-two-homolog 2 (Sirt2) modulates peripheral myelination through
RT   polarity protein Par-3/atypical protein kinase C (aPKC) signaling.";
RL   Proc. Natl. Acad. Sci. U.S.A. 108:E952-961(2011).
RN   [13]
RP   DEVELOPMENTAL STAGE.
RX   PubMed=23001562; DOI=10.1093/hmg/dds398;
RA   Alves C.H., Sanz A.S., Park B., Pellissier L.P., Tanimoto N., Beck S.C.,
RA   Huber G., Murtaza M., Richard F., Sridevi Gurubaran I., Garcia Garrido M.,
RA   Levelt C.N., Rashbass P., Le Bivic A., Seeliger M.W., Wijnholds J.;
RT   "Loss of CRB2 in the mouse retina mimics human retinitis pigmentosa due to
RT   mutations in the CRB1 gene.";
RL   Hum. Mol. Genet. 22:35-50(2013).
RN   [14]
RP   STRUCTURE BY NMR OF 448-558.
RG   Center for eukaryotic structural genomics (CESG);
RT   "Macromolecular structure determination by NMR spectroscopy.";
RL   Submitted (NOV-2009) to the PDB data bank.
RN   [15]
RP   STRUCTURE BY NMR OF 581-689 IN COMPLEX WITH CDH5 PEPTIDE, AND SUBUNIT.
RX   PubMed=20047332; DOI=10.1021/bi9017335;
RA   Tyler R.C., Peterson F.C., Volkman B.F.;
RT   "Distal interactions within the par3-VE-cadherin complex.";
RL   Biochemistry 49:951-957(2010).
CC   -!- FUNCTION: Adapter protein involved in asymmetrical cell division and
CC       cell polarization processes (By similarity). Seems to play a central
CC       role in the formation of epithelial tight junctions (By similarity).
CC       Targets the phosphatase PTEN to cell junctions (By similarity).
CC       Association with PARD6B may prevent the interaction of PARD3 with
CC       F11R/JAM1, thereby preventing tight junction assembly
CC       (PubMed:11839275). The PARD6-PARD3 complex links GTP-bound Rho small
CC       GTPases to atypical protein kinase C proteins (By similarity). Required
CC       for establishment of neuronal polarity and normal axon formation in
CC       cultured hippocampal neurons (By similarity). Involved in Schwann cell
CC       peripheral myelination (PubMed:21949390).
CC       {ECO:0000250|UniProtKB:Q8TEW0, ECO:0000250|UniProtKB:Q9Z340,
CC       ECO:0000269|PubMed:11839275, ECO:0000269|PubMed:21949390}.
CC   -!- SUBUNIT: Interacts with PRCKI and CDH5. Interacts (via PDZ 3 domain)
CC       with PTEN (via C-terminus). Component of a complex whose core is
CC       composed of ARHGAP17, AMOT, PALS1, PATJ and PARD3/PAR3. Interacts with
CC       LIMK2, AURKA and AURKB. Component of the Par polarity complex, composed
CC       of at least phosphorylated PRKCZ, PARD3 and TIAM1. Interacts with ECT2
CC       and FBF1 (By similarity). Interacts (via PDZ 1 domain) with F11R/JAM1,
CC       PARD6A and PARD6B. Part of a complex with PARD6A or PARD6B, PRKCI or
CC       PRKCZ and CDC42 or RAC1. Directly interacts with TIAM1 and TIAM2.
CC       Interacts with SIRT2. Interacts (via coiled-coil domain) with FRMD4A
CC       (PubMed:20080746). Found in a complex with PARD3, CYTH1 and FRMD4A
CC       (PubMed:20080746). Interacts with SAPCD2 (By similarity). Interacts
CC       with PRKCA (By similarity). {ECO:0000250, ECO:0000250|UniProtKB:Q8TEW0,
CC       ECO:0000269|PubMed:10934474, ECO:0000269|PubMed:10934475,
CC       ECO:0000269|PubMed:11447115, ECO:0000269|PubMed:11839275,
CC       ECO:0000269|PubMed:19893486, ECO:0000269|PubMed:20047332,
CC       ECO:0000269|PubMed:20080746}.
CC   -!- SUBUNIT: [Isoform 2]: Interacts with PRKCZ.
CC       {ECO:0000269|PubMed:10934475}.
CC   -!- INTERACTION:
CC       Q99NH2-1; P98078: Dab2; NbExp=2; IntAct=EBI-15946047, EBI-1391846;
CC       Q99NH2-1; P35917: Flt4; NbExp=3; IntAct=EBI-15946047, EBI-7845747;
CC       Q99NH2-1; Q8R1S4: Mtss1; NbExp=2; IntAct=EBI-15946047, EBI-15622277;
CC   -!- SUBCELLULAR LOCATION: Cytoplasm. Endomembrane system. Cell junction.
CC       Cell junction, tight junction {ECO:0000269|PubMed:10934475,
CC       ECO:0000269|PubMed:20080746}. Cell junction, adherens junction
CC       {ECO:0000269|PubMed:20080746}. Cytoplasm, cell cortex. Cytoplasm,
CC       cytoskeleton. Cell membrane {ECO:0000250}. Note=Localized along the
CC       cell-cell contact region. Colocalizes with PARD6A and PRKCI at
CC       epithelial tight junctions. Colocalizes with the cortical actin that
CC       overlays the meiotic spindle during metaphase I and metaphase II.
CC       Presence of KRIT1, CDH5 and RAP1B is required for its localization to
CC       the cell junction (By similarity). Colocalized with SIRT2 in internode
CC       region of myelin sheath. {ECO:0000250}.
CC   -!- ALTERNATIVE PRODUCTS:
CC       Event=Alternative splicing; Named isoforms=5;
CC       Name=1; Synonyms=180 kDa;
CC         IsoId=Q99NH2-1; Sequence=Displayed;
CC       Name=2; Synonyms=150 kDa;
CC         IsoId=Q99NH2-2; Sequence=VSP_007474;
CC       Name=3; Synonyms=100 kDa;
CC         IsoId=Q99NH2-3; Sequence=VSP_007472, VSP_007473;
CC       Name=4; Synonyms=PAR-3o1, Partitioning defective 3 oocyte form 1;
CC         IsoId=Q99NH2-4; Sequence=VSP_035895, VSP_035898, VSP_035899;
CC       Name=5; Synonyms=PAR-3o2, Partitioning defective 3 oocyte form 2;
CC         IsoId=Q99NH2-5; Sequence=VSP_035895, VSP_035896, VSP_035897;
CC   -!- TISSUE SPECIFICITY: All isoforms are expressed in heart, while
CC       expression in brain is mainly limited to isoform 1, and to isoform 3 to
CC       a weaker level.
CC   -!- DEVELOPMENTAL STAGE: Expressed at the outer limiting membrane of the
CC       retina at 3 months of age. {ECO:0000269|PubMed:23001562}.
CC   -!- DEVELOPMENTAL STAGE: [Isoform 2]: Not expressed in the oocyte.
CC       {ECO:0000269|PubMed:15766746}.
CC   -!- DEVELOPMENTAL STAGE: [Isoform 1]: Expressed in the oocyte from 9.5 dpc
CC       to 14.5 dpc. {ECO:0000269|PubMed:15766746}.
CC   -!- DEVELOPMENTAL STAGE: [Isoform 3]: Expressed in the oocyte from 9.5 dpc
CC       to 14.5 dpc. {ECO:0000269|PubMed:15766746}.
CC   -!- DEVELOPMENTAL STAGE: [Isoform 4]: Expression increases steadily
CC       throughout oocyte maturation. {ECO:0000269|PubMed:15766746}.
CC   -!- DEVELOPMENTAL STAGE: [Isoform 5]: Expression decreases in the egg as
CC       compared to the oocyte. {ECO:0000269|PubMed:15766746}.
CC   -!- DOMAIN: Contains a conserved N-terminal oligomerization domain (NTD)
CC       that is involved in oligomerization and is essential for proper
CC       subapical membrane localization. {ECO:0000250}.
CC   -!- DOMAIN: The second PDZ domain mediates interaction with membranes
CC       containing phosphoinositol lipids. {ECO:0000250}.
CC   -!- PTM: Acetylated. Deacetylated by SIRT2, thereby inhibiting Schwann cell
CC       peripheral myelination. {ECO:0000269|PubMed:21949390}.
CC   -!- PTM: Phosphorylation at Ser-824 by PRKCZ and PRKCI occurs at the most
CC       apical tip of epithelial cell-cell contacts during the initial phase of
CC       tight junction formation and may promote dissociation of the complex
CC       with PARD6. EGF-induced Tyr-1123 phosphorylation mediates dissociation
CC       from LIMK2 (By similarity). Phosphorylation by AURKA at Ser-958 is
CC       required for the normal establishment of neuronal polarity (By
CC       similarity). Isoform 4 and isoform 5 are phosphorylated during oocyte
CC       maturation (Probable). {ECO:0000250, ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the PAR3 family. {ECO:0000305}.
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DR   EMBL; AY026057; AAK07669.1; -; mRNA.
DR   EMBL; AY856081; AAX48908.1; -; mRNA.
DR   EMBL; AY856082; AAX48909.1; -; mRNA.
DR   EMBL; AK037015; BAC29670.1; -; mRNA.
DR   CCDS; CCDS22788.1; -. [Q99NH2-1]
DR   CCDS; CCDS40523.1; -. [Q99NH2-5]
DR   RefSeq; NP_001013598.1; NM_001013580.3. [Q99NH2-5]
DR   RefSeq; NP_001013599.1; NM_001013581.2.
DR   PDB; 2KOH; NMR; -; A=581-689.
DR   PDB; 2KOJ; NMR; -; A=450-558.
DR   PDBsum; 2KOH; -.
DR   PDBsum; 2KOJ; -.
DR   AlphaFoldDB; Q99NH2; -.
DR   SMR; Q99NH2; -.
DR   BioGRID; 220283; 18.
DR   CORUM; Q99NH2; -.
DR   DIP; DIP-41727N; -.
DR   ELM; Q99NH2; -.
DR   IntAct; Q99NH2; 14.
DR   MINT; Q99NH2; -.
DR   STRING; 10090.ENSMUSP00000125453; -.
DR   GlyGen; Q99NH2; 1 site, 1 O-linked glycan (1 site).
DR   iPTMnet; Q99NH2; -.
DR   PhosphoSitePlus; Q99NH2; -.
DR   jPOST; Q99NH2; -.
DR   MaxQB; Q99NH2; -.
DR   PaxDb; 10090-ENSMUSP00000125453; -.
DR   PeptideAtlas; Q99NH2; -.
DR   ProteomicsDB; 287774; -. [Q99NH2-1]
DR   ProteomicsDB; 287775; -. [Q99NH2-2]
DR   ProteomicsDB; 287776; -. [Q99NH2-3]
DR   ProteomicsDB; 287777; -. [Q99NH2-4]
DR   ProteomicsDB; 287778; -. [Q99NH2-5]
DR   Pumba; Q99NH2; -.
DR   Antibodypedia; 26597; 285 antibodies from 35 providers.
DR   DNASU; 93742; -.
DR   Ensembl; ENSMUST00000108752.10; ENSMUSP00000104383.4; ENSMUSG00000025812.19. [Q99NH2-5]
DR   Ensembl; ENSMUST00000160717.8; ENSMUSP00000125612.2; ENSMUSG00000025812.19. [Q99NH2-5]
DR   GeneID; 93742; -.
DR   KEGG; mmu:93742; -.
DR   UCSC; uc009nzk.2; mouse. [Q99NH2-5]
DR   AGR; MGI:2135608; -.
DR   CTD; 56288; -.
DR   MGI; MGI:2135608; Pard3.
DR   VEuPathDB; HostDB:ENSMUSG00000025812; -.
DR   eggNOG; KOG3528; Eukaryota.
DR   GeneTree; ENSGT00950000183214; -.
DR   InParanoid; Q99NH2; -.
DR   OrthoDB; 5405986at2759; -.
DR   Reactome; R-MMU-2173791; TGF-beta receptor signaling in EMT (epithelial to mesenchymal transition).
DR   Reactome; R-MMU-420029; Tight junction interactions.
DR   BioGRID-ORCS; 93742; 3 hits in 77 CRISPR screens.
DR   ChiTaRS; Pard3; mouse.
DR   EvolutionaryTrace; Q99NH2; -.
DR   PRO; PR:Q99NH2; -.
DR   Proteomes; UP000000589; Chromosome 8.
DR   RNAct; Q99NH2; Protein.
DR   Bgee; ENSMUSG00000025812; Expressed in esophagus and 254 other cell types or tissues.
DR   ExpressionAtlas; Q99NH2; baseline and differential.
DR   Genevisible; Q99NH2; MM.
DR   GO; GO:0005912; C:adherens junction; IDA:MGI.
DR   GO; GO:0043296; C:apical junction complex; IDA:MGI.
DR   GO; GO:0016324; C:apical plasma membrane; IBA:GO_Central.
DR   GO; GO:0044295; C:axonal growth cone; ISO:MGI.
DR   GO; GO:0005923; C:bicellular tight junction; IDA:UniProtKB.
DR   GO; GO:0005938; C:cell cortex; IBA:GO_Central.
DR   GO; GO:0030054; C:cell junction; IDA:MGI.
DR   GO; GO:0005911; C:cell-cell junction; IDA:MGI.
DR   GO; GO:0005737; C:cytoplasm; IDA:MGI.
DR   GO; GO:0012505; C:endomembrane system; IEA:UniProtKB-SubCell.
DR   GO; GO:0033269; C:internode region of axon; IDA:UniProtKB.
DR   GO; GO:0043219; C:lateral loop; IDA:BHF-UCL.
DR   GO; GO:0043025; C:neuronal cell body; ISO:MGI.
DR   GO; GO:0120157; C:PAR polarity complex; ISO:MGI.
DR   GO; GO:0005886; C:plasma membrane; ISO:MGI.
DR   GO; GO:0032991; C:protein-containing complex; ISO:MGI.
DR   GO; GO:0043220; C:Schmidt-Lanterman incisure; IDA:BHF-UCL.
DR   GO; GO:0005819; C:spindle; IDA:MGI.
DR   GO; GO:0042802; F:identical protein binding; ISO:MGI.
DR   GO; GO:0035091; F:phosphatidylinositol binding; IBA:GO_Central.
DR   GO; GO:0005547; F:phosphatidylinositol-3,4,5-trisphosphate binding; ISS:UniProtKB.
DR   GO; GO:0032266; F:phosphatidylinositol-3-phosphate binding; ISS:UniProtKB.
DR   GO; GO:0005546; F:phosphatidylinositol-4,5-bisphosphate binding; ISS:UniProtKB.
DR   GO; GO:0019903; F:protein phosphatase binding; ISO:MGI.
DR   GO; GO:0003383; P:apical constriction; IGI:MGI.
DR   GO; GO:0070830; P:bicellular tight junction assembly; ISS:UniProtKB.
DR   GO; GO:0007155; P:cell adhesion; IBA:GO_Central.
DR   GO; GO:0007049; P:cell cycle; IEA:UniProtKB-KW.
DR   GO; GO:0051301; P:cell division; IEA:UniProtKB-KW.
DR   GO; GO:0098609; P:cell-cell adhesion; IC:MGI.
DR   GO; GO:0051642; P:centrosome localization; IMP:MGI.
DR   GO; GO:0030010; P:establishment of cell polarity; IBA:GO_Central.
DR   GO; GO:0051660; P:establishment of centrosome localization; IBA:GO_Central.
DR   GO; GO:0090162; P:establishment of epithelial cell polarity; ISS:UniProtKB.
DR   GO; GO:0007163; P:establishment or maintenance of cell polarity; TAS:UniProtKB.
DR   GO; GO:0045197; P:establishment or maintenance of epithelial cell apical/basal polarity; ISO:MGI.
DR   GO; GO:0000226; P:microtubule cytoskeleton organization; IMP:MGI.
DR   GO; GO:0022011; P:myelination in peripheral nervous system; IMP:UniProtKB.
DR   GO; GO:0010801; P:negative regulation of peptidyl-threonine phosphorylation; IMP:UniProtKB.
DR   GO; GO:0031643; P:positive regulation of myelination; IMP:UniProtKB.
DR   GO; GO:0002092; P:positive regulation of receptor internalization; IMP:CACAO.
DR   GO; GO:0008104; P:protein localization; IBA:GO_Central.
DR   GO; GO:0006612; P:protein targeting to membrane; ISS:UniProtKB.
DR   GO; GO:0032970; P:regulation of actin filament-based process; IGI:MGI.
DR   GO; GO:0060341; P:regulation of cellular localization; ISO:MGI.
DR   GO; GO:0044319; P:wound healing, spreading of cells; IMP:MGI.
DR   CDD; cd00992; PDZ_signaling; 3.
DR   Gene3D; 2.30.42.10; -; 3.
DR   InterPro; IPR021922; Par3/HAL_N.
DR   InterPro; IPR001478; PDZ.
DR   InterPro; IPR036034; PDZ_sf.
DR   PANTHER; PTHR16484:SF10; PARTITIONING DEFECTIVE 3 HOMOLOG; 1.
DR   PANTHER; PTHR16484; PARTITIONING DEFECTIVE 3 RELATED; 1.
DR   Pfam; PF12053; Par3_HAL_N_term; 1.
DR   Pfam; PF00595; PDZ; 3.
DR   SMART; SM00228; PDZ; 3.
DR   SUPFAM; SSF50156; PDZ domain-like; 3.
DR   PROSITE; PS50106; PDZ; 3.
PE   1: Evidence at protein level;
KW   3D-structure; Acetylation; Alternative splicing; Cell cycle; Cell division;
KW   Cell junction; Cell membrane; Coiled coil; Cytoplasm; Cytoskeleton;
KW   Differentiation; Lipid-binding; Membrane; Phosphoprotein;
KW   Reference proteome; Repeat; Tight junction.
FT   CHAIN           1..1333
FT                   /note="Partitioning defective 3 homolog"
FT                   /id="PRO_0000185070"
FT   DOMAIN          271..359
FT                   /note="PDZ 1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00143"
FT   DOMAIN          461..546
FT                   /note="PDZ 2"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00143"
FT   DOMAIN          590..677
FT                   /note="PDZ 3"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00143"
FT   REGION          143..262
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          369..388
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          397..441
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          712..936
FT                   /note="Interaction with PRKCI and PRKCZ"
FT                   /evidence="ECO:0000250"
FT   REGION          712..932
FT                   /note="Interaction with PRKCI and PRKCZ"
FT                   /evidence="ECO:0000250|UniProtKB:Q9Z340"
FT   REGION          861..884
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          928..1011
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          931..1333
FT                   /note="Interaction with FRMD4A"
FT                   /evidence="ECO:0000269|PubMed:20080746"
FT   REGION          1024..1071
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          1110..1267
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          1283..1333
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COILED          1046..1078
FT                   /evidence="ECO:0000255"
FT   COILED          1145..1168
FT                   /evidence="ECO:0000255"
FT   COILED          1195..1218
FT                   /evidence="ECO:0000255"
FT   COILED          1274..1295
FT                   /evidence="ECO:0000255"
FT   COMPBIAS        146..187
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        188..202
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        203..224
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        955..972
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        974..1011
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        1143..1172
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        1173..1197
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        1209..1240
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   MOD_RES         25
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0007744|PubMed:21183079"
FT   MOD_RES         91
FT                   /note="Phosphothreonine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         156
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0007744|PubMed:21183079"
FT   MOD_RES         174
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         383
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         489
FT                   /note="Phosphotyrosine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         692
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         695
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         715
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         728
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0007744|PubMed:21183079"
FT   MOD_RES         806
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         824
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         831
FT                   /note="N6-acetyllysine"
FT                   /evidence="ECO:0000269|PubMed:21949390"
FT   MOD_RES         834
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         848
FT                   /note="N6-acetyllysine"
FT                   /evidence="ECO:0000269|PubMed:21949390"
FT   MOD_RES         849
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         869
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         881
FT                   /note="N6-acetyllysine"
FT                   /evidence="ECO:0000269|PubMed:21949390"
FT   MOD_RES         958
FT                   /note="Phosphoserine; by AURKA"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         967
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         969
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         1042
FT                   /note="Phosphoserine"
FT                   /evidence="ECO:0000250|UniProtKB:Q8TEW0"
FT   MOD_RES         1327
FT                   /note="N6-acetyllysine"
FT                   /evidence="ECO:0000269|PubMed:21949390"
FT   VAR_SEQ         1..135
FT                   /note="Missing (in isoform 4 and isoform 5)"
FT                   /evidence="ECO:0000303|PubMed:15766746"
FT                   /id="VSP_035895"
FT   VAR_SEQ         741..744
FT                   /note="KCQL -> ESGT (in isoform 3)"
FT                   /evidence="ECO:0000303|PubMed:10934475,
FT                   ECO:0000303|PubMed:9920925"
FT                   /id="VSP_007472"
FT   VAR_SEQ         741
FT                   /note="K -> T (in isoform 5)"
FT                   /evidence="ECO:0000303|PubMed:15766746"
FT                   /id="VSP_035896"
FT   VAR_SEQ         742..1333
FT                   /note="Missing (in isoform 5)"
FT                   /evidence="ECO:0000303|PubMed:15766746"
FT                   /id="VSP_035897"
FT   VAR_SEQ         745..1333
FT                   /note="Missing (in isoform 3)"
FT                   /evidence="ECO:0000303|PubMed:10934475,
FT                   ECO:0000303|PubMed:9920925"
FT                   /id="VSP_007473"
FT   VAR_SEQ         1021..1030
FT                   /note="RFGKHRKDDK -> SLAKLKPEKR (in isoform 4)"
FT                   /evidence="ECO:0000303|PubMed:15766746"
FT                   /id="VSP_035898"
FT   VAR_SEQ         1030..1333
FT                   /note="Missing (in isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:10934475"
FT                   /id="VSP_007474"
FT   VAR_SEQ         1031..1333
FT                   /note="Missing (in isoform 4)"
FT                   /evidence="ECO:0000303|PubMed:15766746"
FT                   /id="VSP_035899"
FT   MUTAGEN         824..826
FT                   /note="SMS->AMA,EME: Strongly reduces phosphorylation by
FT                   PRKCZ and abolishes interaction with PKRCI."
FT                   /evidence="ECO:0000269|PubMed:10934475"
FT   MUTAGEN         831
FT                   /note="K->A: Inhibits Schwann cell peripheral myelination;
FT                   when associated with A-848; A-881 and A-1327."
FT                   /evidence="ECO:0000269|PubMed:21949390"
FT   MUTAGEN         848
FT                   /note="K->A: Inhibits Schwann cell peripheral myelination;
FT                   when associated with A-831; A-881 and A-1327."
FT                   /evidence="ECO:0000269|PubMed:21949390"
FT   MUTAGEN         881
FT                   /note="K->A: Inhibits Schwann cell peripheral myelination;
FT                   when associated with A-831; A-848 and A-1327."
FT                   /evidence="ECO:0000269|PubMed:21949390"
FT   MUTAGEN         1327
FT                   /note="K->A: Inhibits Schwann cell peripheral myelination;
FT                   when associated with A-831; A-848 and A-881."
FT                   /evidence="ECO:0000269|PubMed:21949390"
FT   CONFLICT        477
FT                   /note="S -> C (in Ref. 4; BAC29670)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        853
FT                   /note="V -> GI (in Ref. 3; AAX48909)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        1009
FT                   /note="K -> N (in Ref. 2; AAK07669)"
FT                   /evidence="ECO:0000305"
FT   STRAND          454..456
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   STRAND          458..465
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   STRAND          473..477
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   STRAND          481..486
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   STRAND          488..493
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   STRAND          495..497
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   HELIX           498..502
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   STRAND          510..514
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   HELIX           524..533
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   STRAND          537..546
FT                   /evidence="ECO:0007829|PDB:2KOJ"
FT   STRAND          584..595
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   STRAND          597..610
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   TURN            611..614
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   STRAND          615..624
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   STRAND          626..628
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   HELIX           629..632
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   STRAND          641..645
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   HELIX           655..668
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   HELIX           670..673
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   STRAND          674..683
FT                   /evidence="ECO:0007829|PDB:2KOH"
FT   STRAND          685..687
FT                   /evidence="ECO:0007829|PDB:2KOH"
SQ   SEQUENCE   1333 AA;  149075 MW;  1DD680EE824C3837 CRC64;
     MKVTVCFGRT RVVVPCGDGR MKVFSLIQQA VTRYRKAVAK DPNYWIQVHR LEHGDGGILD
     LDDILCDVAD DKDRLVAVFD EQDPHHGGDG TSASFTGTQS PEIFGSELGT NNVSAFQPYQ
     ATSEIEVTPS VLRANMPLHV RRSSDPALTG LSTSVSDNNF SSEEPSRKNP TRWSTTAGFL
     KQNTAGSPKT CDRKKDENYR SLPRDPSSWS NQFQRDNARS SLSASHPMVD RWLEKQEQDE
     EGTEEDSSRV EPVGHADTGL ENMPNFSLDD MVKLVQVPND GGPLGIHVVP FSARGGRTLG
     LLVKRLEKGG KAEQENLFHE NDCIVRINDG DLRNRRFEQA QHMFRQAMRA RVIWFHVVPA
     ANKEQYEQLS QREKNNYSPG RFSPDSHCVA NRSVANNAPQ ALPRAPRLSQ PPEQLDAHPR
     LPHSAHASTK PPAAPALAPP SVLSTNVGSV YNTKKVGKRL NIQLKKGTEG LGFSITSRDV
     TIGGSAPIYV KNILPRGAAI QDGRLKAGDR LIEVNGVDLA GKSQEEVVSL LRSTKMEGTV
     SLLVFRQEEA FHPREMNAEP SQMQTPKETK AEDEDVVLTP DGTREFLTFE VPLNDSGSAG
     LGVSVKGNRS KENHADLGIF VKSIINGGAA SKDGRLRVND QLIAVNGESL LGKANQEAME
     TLRRSMSTEG NKRGMIQLIV ARRISRCNEL RSPGSPAAPE LPIETELDDR ERRISHSLYS
     GIEGLDESPT RNAALSRIMG KCQLSPTVNM PHDDTVMIED DRLPVLPPHL SDQSSSSSHD
     DVGFIMTEAG TWAKATISDS ADCSLSPDVD PVLAFQREGF GRQSMSEKRT KQFSDASQLD
     FVKTRKSKSM DLVADETKLN TVDDQRAGSP SRDVGPSLGL KKSSSLESLQ TAVAEVTLNG
     NIPFHRPRPR IIRGRGCNES FRAAIDKSYD KPMVDDDDEG METLEEDTEE SSRSGRESVS
     TSSDQPSYSL ERQMNGDPEK RDKTERKKDK AGKDKKKDRE KEKDKLKAKK GMLKGLGDMF
     RFGKHRKDDK MEKMGRIKIQ DSFTSEEDRV RMKEEQERIQ AKTREFRERQ ARERDYAEIQ
     DFHRTFGCDD ELLYGGMSSY EGCLALNARP QSPREGHLMD TLYAQVKKPR SSKPGDSNRS
     TPSNHDRIQR LRQEFQQAKQ DEDVEDRRRT YSFEQSWSSS RPASQSGRHS VSVEVQVQRQ
     RQEERESFQQ AQRQYSSLPR QSRKNASSIS QDSWEQNYAP GEGFQSAKEN PRYSSYQGSR
     NGYLGGHGFN ARVMLETQEL LRQEQRRKEQ QLKKQPPADG VRGPFRQDVP PSPSQVARLN
     RLQTPEKGRP FYS
//
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