Protein detail

LDLR

Low-density lipoprotein receptor (LDL receptor)

Entry name
LDLR
UniProt ID
EVMP confidence score
0.53
Supporting publications (n)
3
Transmembrane count
1
Protein classification
Disease related genesHuman disease related genesMetabolic proteinsPlasma proteinsPredicted intracellular proteinsPredicted membrane proteins
Basic Information
Protein Names
Low-density lipoprotein receptor (LDL receptor)
Protein Class (6)
Disease related genesHuman disease related genesMetabolic proteinsPlasma proteinsPredicted intracellular proteinsPredicted membrane proteins
Protein Function (6)
  • Human disease related genes:Cardiovascular diseases:Vascular diseases
  • Human disease related genes:Congenital disorders of metabolism:Mitochondrial diseases
  • Predicted intracellular proteins
  • Human disease related genes:Congenital disorders of metabolism:Congenital disorders of lipid/glycolipid metabolism
  • Human disease related genes:Endocrine and metabolic diseases:Other endocrine and metabolic diseases
  • Disease related genes
Transmembrane
789..810; Helical
Transmembrane Count
1
Entrez Gene Symbol
Gene Synonym
LDLCQ2
Gene Description
Low density lipoprotein receptor
Chromosome
19
Position
11089462-11133820
Supporting publications (n)
3
EVMP confidence score
0.53
Fluorescence & Localization
LDLR fluorescence
Tissue SpecifickidneyCell SpecificAdipocytesSingle-Nuclei Brain SpecificCGE interneuronBlood Cell SpecificneutrophilBlood Lineage Specificgranulocytes
Function & Pathway
Protein Function (6)
  • Human disease related genes:Cardiovascular diseases:Vascular diseases
  • Human disease related genes:Congenital disorders of metabolism:Mitochondrial diseases
  • Predicted intracellular proteins
  • Human disease related genes:Congenital disorders of metabolism:Congenital disorders of lipid/glycolipid metabolism
  • Human disease related genes:Endocrine and metabolic diseases:Other endocrine and metabolic diseases
  • Disease related genes
Canonical Pathways
M72 Pid nectin pathway
Mediation Categories (4)
Adhesion and uptake mediationFusion and delivery mediationImmune mediationMetabolism mediation
Relations & Evidence70

Ligand-Receptor Signaling (50)

50 records.

CategoryParentDatabaseTransmitterReceiverSecretedPlasma Membrane (Transmembrane)Plasma Membrane (Peripheral)
receptorreceptorGO_IntercellYesYes
receptorreceptorICELLNETYesYes
receptorreceptorCellTalkDBYesYes
receptorreceptorSurfaceomeYesYes
receptorreceptorRamilowski2015YesYes
receptorreceptorLRdbYesYes
receptorreceptorBaccin2019YesYes
low_density_lipoproteinreceptorAlmen2009YesYes
chemokinereceptorBaccin2019YesYes
ldlrreceptorSurfaceomeYesYes
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Regulatory Interaction Network (2)

2 records.

Source Protein SymbolSource UniProt IDTarget Protein SymbolTarget UniProt IDIs DirectedIs StimulationIs InhibitionDatabaseReferences
APOBP04114LDLRP01130YesYesiTALKKEGG-MEDICUSICELLNETSIGNORLit-BM-17HPMR_talklrHPRD_LRdbtalklrHPRDRamilowski2015_Baccin2019WangRamilowski2015HPMR_LRdbReactome_LRdbHPRD_talklrBaccin2019CellinkerSTRING_talklrEMBRACEFantom5_LRdbCellTalkDBHPMR_CellinkerconnectomeDB2020LRdbSIGNOR:11986215HPRD:12031600Cellinker:12031600LRdb:12Cellinker:15840700CellTalkDB:11327878Lit-BM-17:24447298LRdb:11327878connectomeDB2020:12031600connectomeDB2020:11327878Baccin2019:1132787812031600Cellinker:11327878ICELLNET:24447298
MYLIPQ8WY64LDLRP01130YesYesHINTSIGNORBioGRIDHINT:32727844HINT:21734303BioGRID:23382078BioGRID:26666640SIGNOR:30896554HINT:21685362

Protein Complex Composition (17)

17 records.

Component NameComponent Gene SymbolsComponent UniProt IDStoichiometryDatabaseDatabase IDsReferences
AP-1 adaptor complexAFTPHAP1G2AP1S1LDLRAP1SLC18A3SYNRGO75843P61966Q16572Q5SW96Q6ULP2Q9UMZ21:1:1:1:1:1CompleatCompleat:HC15101245117297337681575802510477754
HT_DM_Cluster170FAM43AFAM43BLDLRAP1PSMD9PTGES3STATHO00233P02808Q15185Q5SW96Q6ZT52Q8N2R81:1:1:1:1:1CompleatCompleat:HC84422036573
LDLR-PCSK9 complexLDLRPCSK9P01130Q8NBP71:2ComplexPortalPDBPDB:3m0cPDB:2w2nPDB:2w2oPDB:2w2qPDB:3p5bPDB:3gcxPDB:2w2mPDB:3bpsPDB:3p5cintact:EBI-10796271PDB:3gcwPDB:2w2pPDB:4ne92208114124440079147552921745231618250299
SYT1SYT2SYT5VLDLRO00445P21579P98155Q8N9I00:0:0:0hu.MAP2
LDLRAD4LEMD3SMAD2SMAD3SMAD9ZFYVE9O15165O15198O95405P84022Q15796Q9Y2U80:0:0:0:0:0hu.MAP2
FLCNLDLRAD4SMURF2WWC2O15165Q6AWC2Q8NFG4Q9HAU40:0:0:0hu.MAP
FLCNHECW1LDLRAD4SMURF2O15165Q76N89Q8NFG4Q9HAU40:0:0:0hu.MAP
FLCNLDLRAD4RBCK1SMURF2O15165Q8NFG4Q9BYM8Q9HAU40:0:0:0hu.MAP
LDLRP011302PDBPDB:1ijq
APOHLDLRP01130P027491:1PDBPDB:2kri
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Isolation & Detection Technology (1)

1 record.

EV Isolation MethodDetection MethodNumber of ReferencesReferences
Size Exclusion ChromatographyMass spectrometry131414377
Sequence, Structure & Domains

Sequences

Length
860
Mass
95,376
Sequence
MGPWGWKLRWTVALLLAAAGTAVGDRCERNEFQCQDGKCISYKWVCDGSAECQDGSDESQETCLSVTCKSGDFSCGGRVNRCIPQFWRCDGQVDCDNGSDEQGCPPKTCSQDEFRCHDGKCISRQFVCDSDRDCLDGSDEASCPVLTCGPASFQCNSSTCIPQLWACDNDPDCEDGSDEWPQRCRGLYVFQGDSSPCSAFEFHCLSGECIHSSWRCDGGPDCKDKSDEENCAVATCRPDEFQCSDGNCIHGSRQCDREYDCKDMSDEVGCVNVTLCEGPNKFKCHSGECITLDKVCNMARDCRDWSDEPIKECGTNECLDNNGGCSHVCNDLKIGYECLCPDGFQLVAQRRCEDIDECQDPDTCSQLCVNLEGGYKCQCEEGFQLDPHTKACKAVGSIAYLFFTNRHEVRKMTLDRSEYTSLIPNLRNVVALDTEVASNRIYWSDLSQRMICSTQLDRAHGVSSYDTVISRDIQAPDGLAVDWIHSNIYWTDSVLGTVSVADTKGVKRKTLFRENGSKPRAIVVDPVHGFMYWTDWGTPAKIKKGGLNGVDIYSLVTENIQWPNGITLDLLSGRLYWVDSKLHSISSIDVNGGNRKTILEDEKRLAHPFSLAVFEDKVFWTDIINEAIFSANRLTGSDVNLLAENLLSPEDMVLFHNLTQPRGVNWCERTTLSNGGCQYLCLPAPQINPHSPKFTCACPDGMLLARDMRSCLTEAEAAVATQETSTVRLKVSSTAVRTQHTTTRPVPDTSRLPGATPGLTTVEIVTMSHQALGDVAGRGNEKKPSSVRALSIVLPIVLLVFLCLGVFLLWKNWRLKNINSINFDNPVYQKTTEDEVHICHNQDGYSYPSRQMVSLEDDVA
Alternative Products
Event=Alternative splicing; Named isoforms=6; Name=1; IsoId=P01130-1; Sequence=Displayed; Name=2; IsoId=P01130-2; Sequence=VSP_043053, VSP_043054; Name=3; IsoId=P01130-3; Sequence=VSP_055014, VSP_055015; Name=4; IsoId=P01130-4; Sequence=VSP_043595; Name=5; IsoId=P01130-5; Sequence=VSP_045525; Name=6; IsoId=P01130-6; Sequence=VSP_047413
Alternative Sequence
35..155; Missing (in isoform 6); 64..105; LSVTCKSGDFSCGGRVNRCIPQFWRCDGQVDCDNGSDEQGCP -> S (in isoform 4); 105..272; Missing (in isoform 3); 106..232; Missing (in isoform 2); 273; V -> L (in isoform 3); 663..713; Missing (in isoform 2); 850..851; Missing (in isoform 5)

3D Structural Models

Turn
42..46; 60..62; 138..142; 156..158; 189..191; 205..207; 244..246; 293..296; 310..312; 348..350; 387..389; 436..439; 446..449; 483..486; 493..496; 526..529; 570..573; 580..583; 602..605; 623..626; 633..635; 826..829
Helix
56..58; 85..87; 99..101; 124..126; 143..147; 163..165; 177..179; 181..183; 212..214; 226..228; 251..253; 265..267; 317..319; 321..324; 357..359; 657..659; 673..676
Beta Strand
29..33; 35..37; 39..41; 47..49; 51..55; 65..67; 70..72; 77..79; 90..93; 95..97; 102..104; 113..115; 121..123; 129..131; 148..151; 152..154; 160..162; 168..170; 173..176; 201..204; 208..211; 217..219; 222..224; 241..243; 247..249; 254..258; 260..264; 268..270; 281..283; 289..292; 306..308; 326..330; 333..335; 337..339; 341..343; 345..347; 351..353; 363..369; 372..374; 376..378; 381..385; 392..394; 400..404; 406..413; 420..423; 427..435; 440..445; 450..455; 466..469; 478..482; 487..492; 497..502; 505..513; 519..525; 530..535; 537..539; 541..546; 552..556; 563..569; 574..579; 584..589; 596..600; 606..614; 617..622; 627..632; 640..643; 652..656; 668..672; 678..683; 693..697; 708..713; 821..824
3D Structure
Electron microscopy (4); NMR spectroscopy (13); X-ray crystallography (19)

Domain & Motif Annotations

Compositional Bias
734..744; Polar residues
Repeat
397..438; LDL-receptor class B 1; 439..485; LDL-receptor class B 2; 486..528; LDL-receptor class B 3; 529..572; LDL-receptor class B 4; 573..615; LDL-receptor class B 5; 616..658; LDL-receptor class B 6
Motif
823..828; NPXY motif
Domain (CC)
The NPXY motif mediates the interaction with the clathrin adapter DAB2 and with LDLRAP1 which are involved in receptor internalization. A few residues outside the motif also play a role in the interaction.
Domain (FT)
25..65; LDL-receptor class A 1; 66..106; LDL-receptor class A 2; 107..145; LDL-receptor class A 3; 146..186; LDL-receptor class A 4; 195..233; LDL-receptor class A 5; 234..272; LDL-receptor class A 6; 274..313; LDL-receptor class A 7; 314..353; EGF-like 1; 354..393; EGF-like 2; calcium-binding; 663..712; EGF-like 3
Region
146..233; Binding to Getah virus E1-E2 spike glycoproteins; 721..768; Clustered O-linked oligosaccharides; 734..755; Disordered; 811..860; Required for MYLIP-triggered down-regulation of LDLR
Protein Families
LDLR family
Sequence Similarities
Belongs to the LDLR family.
Clinical Relevance
Supporting Publications3
PMIDTitleRelated sentences
25471207Intraluminal proteome and peptidome of human urinary extracellular vesicles.No related sentences available
38731868The Deep Proteomics Approach Identified Extracellular Vesicular Proteins Correlated to Extracellular Matrix in Type One and Two Endometrial Cancer.No related sentences available
40098346Toward Identification of Markers for Brain-Derived Extracellular Vesicles in Cerebrospinal Fluid: A Large-Scale, Unbiased Analysis Using Proximity Extension Assays.No related sentences available