ID ITAE_HUMAN Reviewed; 1179 AA. AC P38570; Q17RS6; Q9NZU9; DT 01-OCT-1994, integrated into UniProtKB/Swiss-Prot. DT 14-APR-2009, sequence version 3. DT 27-MAR-2024, entry version 203. DE RecName: Full=Integrin alpha-E; DE AltName: Full=HML-1 antigen; DE AltName: Full=Integrin alpha-IEL; DE AltName: Full=Mucosal lymphocyte 1 antigen; DE AltName: CD_antigen=CD103; DE Contains: DE RecName: Full=Integrin alpha-E light chain; DE Contains: DE RecName: Full=Integrin alpha-E heavy chain; DE Flags: Precursor; GN Name=ITGAE; 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 [MRNA], PROTEIN SEQUENCE OF 19-38 AND 179-188, AND RP VARIANTS VAL-477; GLN-482 AND ALA-1019. RC TISSUE=Leukemia, and Lymphocyte; RX PubMed=8119947; DOI=10.1016/s0021-9258(17)37563-4; RA Shaw S.K., Cepek K.L., Murphy E.A., Russell G.J., Brenner M.B., RA Parker C.M.; RT "Molecular cloning of the human mucosal lymphocyte integrin alpha E RT subunit. Unusual structure and restricted RNA distribution."; RL J. Biol. Chem. 269:6016-6025(1994). RN [2] RP SEQUENCE REVISION TO 88-114. RA Parker C.M.; RL Submitted (MAR-1999) to the EMBL/GenBank/DDBJ databases. RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=16625196; DOI=10.1038/nature04689; RA Zody M.C., Garber M., Adams D.J., Sharpe T., Harrow J., Lupski J.R., RA Nicholson C., Searle S.M., Wilming L., Young S.K., Abouelleil A., RA Allen N.R., Bi W., Bloom T., Borowsky M.L., Bugalter B.E., Butler J., RA Chang J.L., Chen C.-K., Cook A., Corum B., Cuomo C.A., de Jong P.J., RA DeCaprio D., Dewar K., FitzGerald M., Gilbert J., Gibson R., Gnerre S., RA Goldstein S., Grafham D.V., Grocock R., Hafez N., Hagopian D.S., Hart E., RA Norman C.H., Humphray S., Jaffe D.B., Jones M., Kamal M., Khodiyar V.K., RA LaButti K., Laird G., Lehoczky J., Liu X., Lokyitsang T., Loveland J., RA Lui A., Macdonald P., Major J.E., Matthews L., Mauceli E., McCarroll S.A., RA Mihalev A.H., Mudge J., Nguyen C., Nicol R., O'Leary S.B., Osoegawa K., RA Schwartz D.C., Shaw-Smith C., Stankiewicz P., Steward C., Swarbreck D., RA Venkataraman V., Whittaker C.A., Yang X., Zimmer A.R., Bradley A., RA Hubbard T., Birren B.W., Rogers J., Lander E.S., Nusbaum C.; RT "DNA sequence of human chromosome 17 and analysis of rearrangement in the RT human lineage."; RL Nature 440:1045-1049(2006). RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA], AND VARIANTS VAL-477; GLN-482 AND RP ALA-1019. 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 [GENOMIC DNA] OF 53-1179, AND VARIANT TRP-950. RC TISSUE=Fetal kidney; RX PubMed=10673275; DOI=10.1101/gr.10.2.165; RA Touchman J.W., Anikster Y., Dietrich N.L., Maduro V.V.B., McDowell G., RA Shotelersuk V., Bouffard G.G., Beckstrom-Sternberg S.M., Gahl W.A., RA Green E.D.; RT "The genomic region encompassing the nephropathic cystinosis gene (CTNS): RT complete sequencing of a 200-kb segment and discovery of a novel gene RT within the common cystinosis-causing deletion."; RL Genome Res. 10:165-173(2000). RN [6] RP INTERACTION WITH INTEGRIN BETA-7, AND INDUCTION. RX PubMed=1542691; DOI=10.1073/pnas.89.5.1924; RA Parker C.M., Cepek K.L., Russell G.J., Shaw S.K., Posnett D.N., RA Schwarting R., Brenner M.B.; RT "A family of beta 7 integrins on human mucosal lymphocytes."; RL Proc. Natl. Acad. Sci. U.S.A. 89:1924-1928(1992). RN [7] RP MUTAGENESIS OF ASP-208 AND PHE-316. RX PubMed=10837471; DOI=10.1074/jbc.m001228200; RA Higgins J.M.G., Cernadas M., Tan K., Irie A., Wang J.-H., Takada Y., RA Brenner M.B.; RT "The role of alpha and beta chains in ligand recognition by beta 7 RT integrins."; RL J. Biol. Chem. 275:25652-25664(2000). CC -!- FUNCTION: Integrin alpha-E/beta-7 is a receptor for E-cadherin. It CC mediates adhesion of intra-epithelial T-lymphocytes to epithelial cell CC monolayers. CC -!- SUBUNIT: Heterodimer of an alpha and a beta subunit. The alpha subunit CC is composed of a heavy and a light chains linked by a disulfide bond. CC Alpha-E associates with beta-7. CC -!- SUBCELLULAR LOCATION: Membrane; Single-pass type I membrane protein. CC -!- TISSUE SPECIFICITY: Expressed on a subclass of T-lymphocytes known as CC intra-epithelial lymphocytes which are located between mucosal CC epithelial cells. CC -!- INDUCTION: Integrin alpha-E/beta-7 is induced by TGFB1. CC {ECO:0000269|PubMed:1542691}. CC -!- DOMAIN: The integrin I-domain (insert) is a VWFA domain. Integrins with CC I-domains do not undergo protease cleavage. CC -!- SIMILARITY: Belongs to the integrin alpha chain family. {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; L25851; AAB59359.2; -; mRNA. DR EMBL; AC116914; -; NOT_ANNOTATED_CDS; Genomic_DNA. DR EMBL; BC113436; AAI13437.1; -; mRNA. DR EMBL; BC117207; AAI17208.1; -; mRNA. DR EMBL; AF168787; AAF43107.1; -; Genomic_DNA. DR CCDS; CCDS32531.1; -. DR PIR; A53213; A53213. DR RefSeq; NP_002199.3; NM_002208.4. DR AlphaFoldDB; P38570; -. DR SMR; P38570; -. DR BioGRID; 109888; 6. DR ComplexPortal; CPX-1824; Integrin alphaE-beta7 complex. DR CORUM; P38570; -. DR IntAct; P38570; 2. DR STRING; 9606.ENSP00000263087; -. DR GlyCosmos; P38570; 11 sites, No reported glycans. DR GlyGen; P38570; 11 sites. DR iPTMnet; P38570; -. DR PhosphoSitePlus; P38570; -. DR BioMuta; ITGAE; -. DR DMDM; 226694184; -. DR CPTAC; CPTAC-5961; -. DR EPD; P38570; -. DR jPOST; P38570; -. DR MassIVE; P38570; -. DR PaxDb; 9606-ENSP00000263087; -. DR PeptideAtlas; P38570; -. DR ProteomicsDB; 55300; -. DR Antibodypedia; 10997; 1270 antibodies from 44 providers. DR CPTC; P38570; 1 antibody. DR DNASU; 3682; -. DR Ensembl; ENST00000263087.9; ENSP00000263087.4; ENSG00000083457.12. DR GeneID; 3682; -. DR KEGG; hsa:3682; -. DR MANE-Select; ENST00000263087.9; ENSP00000263087.4; NM_002208.5; NP_002199.3. DR UCSC; uc002fwo.5; human. DR AGR; HGNC:6147; -. DR CTD; 3682; -. DR DisGeNET; 3682; -. DR GeneCards; ITGAE; -. DR HGNC; HGNC:6147; ITGAE. DR HPA; ENSG00000083457; Tissue enhanced (bone marrow, intestine, lung). DR MIM; 604682; gene. DR neXtProt; NX_P38570; -. DR OpenTargets; ENSG00000083457; -. DR PharmGKB; PA29947; -. DR VEuPathDB; HostDB:ENSG00000083457; -. DR eggNOG; KOG3637; Eukaryota. DR GeneTree; ENSGT00940000161532; -. DR HOGENOM; CLU_004111_0_0_1; -. DR InParanoid; P38570; -. DR OMA; FKRMQKP; -. DR OrthoDB; 3816176at2759; -. DR PhylomeDB; P38570; -. DR TreeFam; TF105391; -. DR PathwayCommons; P38570; -. DR Reactome; R-HSA-216083; Integrin cell surface interactions. DR SignaLink; P38570; -. DR SIGNOR; P38570; -. DR BioGRID-ORCS; 3682; 9 hits in 1163 CRISPR screens. DR ChiTaRS; ITGAE; human. DR GeneWiki; ITGAE; -. DR GenomeRNAi; 3682; -. DR Pharos; P38570; Tbio. DR PRO; PR:P38570; -. DR Proteomes; UP000005640; Chromosome 17. DR RNAct; P38570; Protein. DR Bgee; ENSG00000083457; Expressed in oocyte and 208 other cell types or tissues. DR ExpressionAtlas; P38570; baseline and differential. DR GO; GO:0009897; C:external side of plasma membrane; IBA:GO_Central. DR GO; GO:0008305; C:integrin complex; IBA:GO_Central. DR GO; GO:0005886; C:plasma membrane; TAS:Reactome. DR GO; GO:0005178; F:integrin binding; IBA:GO_Central. DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW. DR GO; GO:0033627; P:cell adhesion mediated by integrin; IBA:GO_Central. DR GO; GO:0098609; P:cell-cell adhesion; IBA:GO_Central. DR GO; GO:0007160; P:cell-matrix adhesion; IBA:GO_Central. DR GO; GO:0007229; P:integrin-mediated signaling pathway; IBA:GO_Central. DR CDD; cd01469; vWA_integrins_alpha_subunit; 1. DR Gene3D; 1.20.5.930; Bicelle-embedded integrin alpha(iib) transmembrane segment; 1. DR Gene3D; 2.130.10.130; Integrin alpha, N-terminal; 2. DR Gene3D; 2.60.40.1460; Integrin domains. Chain A, domain 2; 1. DR Gene3D; 2.60.40.1510; ntegrin, alpha v. Chain A, domain 3; 1. DR Gene3D; 3.40.50.410; von Willebrand factor, type A domain; 1. DR InterPro; IPR013517; FG-GAP. DR InterPro; IPR013519; Int_alpha_beta-p. DR InterPro; IPR000413; Integrin_alpha. DR InterPro; IPR018184; Integrin_alpha_C_CS. DR InterPro; IPR048285; Integrin_alpha_Ig-like_2. DR InterPro; IPR028994; Integrin_alpha_N. DR InterPro; IPR032695; Integrin_dom_sf. DR InterPro; IPR002035; VWF_A. DR InterPro; IPR036465; vWFA_dom_sf. DR PANTHER; PTHR23220; INTEGRIN ALPHA; 1. DR PANTHER; PTHR23220:SF79; INTEGRIN ALPHA-E; 1. DR Pfam; PF01839; FG-GAP; 1. DR Pfam; PF20805; Integrin_A_Ig_2; 1. DR Pfam; PF00357; Integrin_alpha; 1. DR Pfam; PF00092; VWA; 1. DR PRINTS; PR01185; INTEGRINA. DR PRINTS; PR00453; VWFADOMAIN. DR SMART; SM00191; Int_alpha; 4. DR SMART; SM00327; VWA; 1. DR SUPFAM; SSF69318; Integrin alpha N-terminal domain; 1. DR SUPFAM; SSF69179; Integrin domains; 2. DR SUPFAM; SSF53300; vWA-like; 1. DR PROSITE; PS51470; FG_GAP; 5. DR PROSITE; PS00242; INTEGRIN_ALPHA; 1. DR PROSITE; PS50234; VWFA; 1. DR Genevisible; P38570; HS. PE 1: Evidence at protein level; KW Calcium; Cell adhesion; Cleavage on pair of basic residues; KW Direct protein sequencing; Disulfide bond; Glycoprotein; Integrin; KW Magnesium; Membrane; Metal-binding; Receptor; Reference proteome; Repeat; KW Signal; Transmembrane; Transmembrane helix. FT SIGNAL 1..18 FT /evidence="ECO:0000269|PubMed:8119947" FT CHAIN 19..1179 FT /note="Integrin alpha-E" FT /id="PRO_0000016283" FT CHAIN 19..177 FT /note="Integrin alpha-E light chain" FT /id="PRO_0000016284" FT CHAIN 179..1177 FT /note="Integrin alpha-E heavy chain" FT /id="PRO_0000016285" FT TOPO_DOM 19..1124 FT /note="Extracellular" FT /evidence="ECO:0000255" FT TRANSMEM 1125..1147 FT /note="Helical" FT /evidence="ECO:0000255" FT TOPO_DOM 1148..1179 FT /note="Cytoplasmic" FT /evidence="ECO:0000255" FT REPEAT 22..79 FT /note="FG-GAP 1" FT REPEAT 80..138 FT /note="FG-GAP 2" FT DOMAIN 200..389 FT /note="VWFA" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00219" FT REPEAT 390..442 FT /note="FG-GAP 3" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00803" FT REPEAT 447..499 FT /note="FG-GAP 4" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00803" FT REPEAT 500..560 FT /note="FG-GAP 5" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00803" FT REPEAT 563..627 FT /note="FG-GAP 6" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00803" FT REPEAT 631..691 FT /note="FG-GAP 7" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00803" FT REGION 145..199 FT /note="X-domain (extra domain)" FT REGION 158..200 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT MOTIF 1150..1154 FT /note="GFFKR motif" FT COMPBIAS 158..184 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT COMPBIAS 185..200 FT /note="Acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT BINDING 522 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="1" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 524 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="1" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 526 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="1" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 530 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="1" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 586 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="2" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 588 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="2" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 590 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="2" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 594 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="2" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 654 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="3" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 656 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="3" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 658 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="3" FT /evidence="ECO:0000250|UniProtKB:P08648" FT BINDING 662 FT /ligand="Ca(2+)" FT /ligand_id="ChEBI:CHEBI:29108" FT /ligand_label="3" FT /evidence="ECO:0000250|UniProtKB:P08648" FT CARBOHYD 49 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 271 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 321 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 444 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 726 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 782 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 857 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 934 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 954 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 1065 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 1096 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT DISULFID 70..79 FT /evidence="ECO:0000250" FT DISULFID 126..159 FT /evidence="ECO:0000250" FT DISULFID 706..762 FT /evidence="ECO:0000250" FT DISULFID 823..829 FT /evidence="ECO:0000250" FT DISULFID 893..907 FT /evidence="ECO:0000250" FT DISULFID 1008..1033 FT /evidence="ECO:0000250" FT DISULFID 1041..1057 FT /evidence="ECO:0000250" FT VARIANT 360 FT /note="D -> E" FT /id="VAR_008884" FT VARIANT 477 FT /note="I -> V (in dbSNP:rs220479)" FT /evidence="ECO:0000269|PubMed:15489334, FT ECO:0000269|PubMed:8119947" FT /id="VAR_054889" FT VARIANT 482 FT /note="R -> Q (in dbSNP:rs2272606)" FT /evidence="ECO:0000269|PubMed:15489334, FT ECO:0000269|PubMed:8119947" FT /id="VAR_054890" FT VARIANT 892 FT /note="Q -> H (in dbSNP:rs3744679)" FT /id="VAR_020037" FT VARIANT 950 FT /note="R -> W (in dbSNP:rs1716)" FT /evidence="ECO:0000269|PubMed:10673275" FT /id="VAR_034025" FT VARIANT 1019 FT /note="V -> A (in dbSNP:rs2976230)" FT /evidence="ECO:0000269|PubMed:15489334, FT ECO:0000269|PubMed:8119947" FT /id="VAR_054891" FT VARIANT 1041 FT /note="C -> S" FT /id="VAR_008885" FT MUTAGEN 208 FT /note="D->A: Loss of E-cadherin binding." FT /evidence="ECO:0000269|PubMed:10837471" FT MUTAGEN 316 FT /note="F->A: Loss of E-cadherin binding." FT /evidence="ECO:0000269|PubMed:10837471" SQ SEQUENCE 1179 AA; 130159 MW; 6645F8FFF9A0F045 CRC64; MWLFHTLLCI ASLALLAAFN VDVARPWLTP KGGAPFVLSS LLHQDPSTNQ TWLLVTSPRT KRTPGPLHRC SLVQDEILCH PVEHVPIPKG RHRGVTVVRS HHGVLICIQV LVRRPHSLSS ELTGTCSLLG PDLRPQAQAN FFDLENLLDP DARVDTGDCY SNKEGGGEDD VNTARQRRAL EKEEEEDKEE EEDEEEEEAG TEIAIILDGS GSIDPPDFQR AKDFISNMMR NFYEKCFECN FALVQYGGVI QTEFDLRDSQ DVMASLARVQ NITQVGSVTK TASAMQHVLD SIFTSSHGSR RKASKVMVVL TDGGIFEDPL NLTTVINSPK MQGVERFAIG VGEEFKSART ARELNLIASD PDETHAFKVT NYMALDGLLS KLRYNIISME GTVGDALHYQ LAQIGFSAQI LDERQVLLGA VGAFDWSGGA LLYDTRSRRG RFLNQTAAAA ADAEAAQYSY LGYAVAVLHK TCSLSYIAGA PRYKHHGAVF ELQKEGREAS FLPVLEGEQM GSYFGSELCP VDIDMDGSTD FLLVAAPFYH VHGEEGRVYV YRLSEQDGSF SLARILSGHP GFTNARFGFA MAAMGDLSQD KLTDVAIGAP LEGFGADDGA SFGSVYIYNG HWDGLSASPS QRIRASTVAP GLQYFGMSMA GGFDISGDGL ADITVGTLGQ AVVFRSRPVV RLKVSMAFTP SALPIGFNGV VNVRLCFEIS SVTTASESGL REALLNFTLD VDVGKQRRRL QCSDVRSCLG CLREWSSGSQ LCEDLLLMPT EGELCEEDCF SNASVKVSYQ LQTPEGQTDH PQPILDRYTE PFAIFQLPYE KACKNKLFCV AELQLATTVS QQELVVGLTK ELTLNINLTN SGEDSYMTSM ALNYPRNLQL KRMQKPPSPN IQCDDPQPVA SVLIMNCRIG HPVLKRSSAH VSVVWQLEEN AFPNRTADIT VTVTNSNERR SLANETHTLQ FRHGFVAVLS KPSIMYVNTG QGLSHHKEFL FHVHGENLFG AEYQLQICVP TKLRGLQVVA VKKLTRTQAS TVCTWSQERA CAYSSVQHVE EWHSVSCVIA SDKENVTVAA EISWDHSEEL LKDVTELQIL GEISFNKSLY EGLNAENHRT KITVVFLKDE KYHSLPIIIK GSVGGLLVLI VILVILFKCG FFKRKYQQLN LESIRKAQLK SENLLEEEN //