Gene description for Krt1
Gene name keratin 1
Gene symbol Krt1
Other names/aliases Krt-2.1
Krt2-1
Krt86
Species Mus musculus
 Database cross references - Krt1
ExoCarta ExoCarta_16678
Vesiclepedia VP_16678
Entrez Gene 16678
UniProt P04104  
 Krt1 identified in exosomes derived from the following tissue/cell type
Oligodendrocytes 21136642    
 Gene ontology annotations for Krt1
Molecular Function
    protein binding GO:0005515 IPI
    carbohydrate binding GO:0030246 IEA
    carbohydrate binding GO:0030246 ISO
    structural constituent of skin epidermis GO:0030280 IBA
    structural constituent of skin epidermis GO:0030280 IEA
    structural constituent of skin epidermis GO:0030280 ISO
    protein heterodimerization activity GO:0046982 ISO
    protein heterodimerization activity GO:0046982 ISS
Biological Process
    complement activation, lectin pathway GO:0001867 IEA
    complement activation, lectin pathway GO:0001867 ISO
    peptide cross-linking GO:0018149 ISO
    keratinization GO:0031424 IBA
    intermediate filament organization GO:0045109 IBA
    negative regulation of inflammatory response GO:0050728 IGI
    negative regulation of inflammatory response GO:0050728 IMP
    protein heterotetramerization GO:0051290 ISO
    protein heterotetramerization GO:0051290 ISS
    establishment of skin barrier GO:0061436 IMP
Subcellular Localization
    cornified envelope GO:0001533 IDA
    cornified envelope GO:0001533 ISO
    cytoplasm GO:0005737 ISO
    cytoplasm GO:0005737 ISS
    membrane GO:0016020 ISO
    keratin filament GO:0045095 IBA
    keratin filament GO:0045095 IDA
    keratin filament GO:0045095 ISO
    collagen-containing extracellular matrix GO:0062023 HDA
 Experiment description of studies that identified Krt1 in exosomes
1
Experiment ID 33
MISEV standards
EM|IEM
Biophysical techniques
Alix|TSG101
Enriched markers
Negative markers
Particle analysis
Identified molecule protein
Identification method Mass spectrometry
PubMed ID 21136642    
Organism Mus musculus
Experiment description Oligodendrocytes secrete exosomes containing major myelin and stress-protective proteins: Trophic support for axons?
Authors "Kramer-Albers EM, Bretz N, Tenzer S, Winterstein C, Mobius W, Berger H, Nave KA, Schild H, Trotter J"
Journal name PROTEOMICS_CL
Publication year 2007
Sample Oligodendrocytes
Sample name Oligodendrocytes
Oli-neu
Isolation/purification methods Differential centrifugation
Sucrose density gradient
Flotation density 1.10-1.14 g/mL
Molecules identified in the study Protein
Methods used in the study Mass spectrometry [QTOF]
Western blotting
Immunoelectron Microscopy
 Protein-protein interactions for Krt1
  Protein Interactor ExoCarta ID Identification method PubMed Species
1 Invs  
Affinity Capture-MS Mus musculus
2 Nphp3  
Affinity Capture-MS Mus musculus
3 Kctd13  
Affinity Capture-MS Mus musculus
4 Cfap57  
Co-fractionation Mus musculus
5 Nphp4  
Affinity Capture-MS Mus musculus
6 Evpl  
Co-fractionation Mus musculus
7 Eed  
Affinity Capture-MS Mus musculus
8 Thrb  
Affinity Capture-MS Mus musculus
9 Ubash3b  
Co-fractionation Mus musculus
10 Ahi1  
Affinity Capture-MS Mus musculus
11 ITSN1 6453
Two-hybrid Homo sapiens
12 Eps15 13858
Co-fractionation Mus musculus
13 Nphp1  
Affinity Capture-MS Mus musculus
14 Inppl1  
Co-fractionation Mus musculus
15 Krt79  
Co-fractionation Mus musculus
16 Mks1  
Affinity Capture-MS Mus musculus
17 Iqcb1  
Affinity Capture-MS Mus musculus
18 Nanog  
Affinity Capture-MS Mus musculus
19 Fancd2  
Affinity Capture-MS Mus musculus
20 Sbsn  
Co-fractionation Mus musculus
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