UniProt Summary
UniProt ID

Q14118

Entry Name

DAG1_HUMAN

Protein Name

Dystroglycan

Primary Gene Name

DAG1

Organism

Homo sapiens (Human)

Molecular Function

Host cell receptor for virus entry
Receptor

Membrane Location

Postsynaptic cell membrane
Secreted
Cell membrane
Membrane




Biological Literature Report of Shedding
Substrate Name Dystroglycan
Cell Type
Substrate Description provide link between the ECM and cortical cytoskeleton
Substrate Function Category cell surface structure
Substrate Function Subtype cell adhesion molecule (dystrophin complex)
Sheddase MMP2, MMP9
Shedding-related Disease dystroglycan complex
Short Summary of Papers MMPs degrade DG complex components and disrupt the link between the ECM and cell membrane, presumed to have a deleterious effect on the stability of cell membrane
Cleavage Information NONE
PMID 19946898 16701552



Cleavage Site Diagram



Topological Domains
Topological Domains
Start End
Extracellular
654 749
Transmembrane
750 775



Proteolytic Cleavage
Database CutSeq Mapped Position Protease Type Evidence PMID
ASCENT MAQS*HWPS 29 UNKNOWN subtiligase-based N-terminal sequencing 33536314   
PAPER FNSN*SQLM 557 UNKNOWN Mass spectrometry 33796845   
MEROPS ITRG*SIVV 653 dystroglycan physiologically relevant NONE 12798792   
ASCENT SCRH*LQFI 715 UNKNOWN subtiligase-based N-terminal sequencing 33536314   
MEROPS SCRH*LQFI 715 matrix metallopeptidase-9 not physiologically relevant Mass spectroscopy 19946898   
ASCENT CRHL*QFIP 716 UNKNOWN subtiligase-based N-terminal sequencing 33536314   
ASCENT RHLQ*FIPV 717 UNKNOWN subtiligase-based N-terminal sequencing 33536314   



Secretome Detection
Secretome Database Cell Type or Body Fluid PubMed Reference
PAPER platelet 20962327
SPD 22728825
Sys-BodyFluid Milk 16502470
Sys-BodyFluid Seminal Fluid 16709260
Sys-BodyFluid Amniotic fluid 17373841
Sys-BodyFluid Amniotic fluid 17495049
Sys-BodyFluid Saliva 18361515
Sys-BodyFluid Cerebrospinal fluid 17853512
Sys-BodyFluid Cerebrospinal fluid 18052119
Sys-BodyFluid Cerebrospinal fluid 17022648
Sys-BodyFluid Cerebrospinal fluid 15582749
Sys-BodyFluid Cerebrospinal fluid 14998169
Sys-BodyFluid Tear 16901338
Sys-BodyFluid Urine 16281181
Sys-BodyFluid Urine 16948836
Sys-BodyFluid Plasma/Serum 16944932
Sys-BodyFluid Plasma/Serum 16104056
Sys-BodyFluid Plasma/Serum 16739989
Sys-BodyFluid Plasma/Serum 14718574
HCSD cancer (gastric cancer) 23161554
HCSD cancer (lung cancer) 19776420
HCSD cancer(prostate cancer) 22908226
HCSD cancer(23 cancer cell lines) 20124221
HCSD cancer(Head and neck squamous cell carcinoma) 23665456
HCSD cancer(colorectal cancer 22408128
HCSD cancer(colorectal cancer 24418523
HCSD cancer(head and neck squamous cell carcinoma) 22918226
HCSD cancer(urothelial carcinoma) 23591195
HCSD cancer(glioblastoma multiforme) 21574646
HCSD cancer(pancreatic cancer) 21625447
HCSD cancer(ovarian cancer) 23805888
HCSD cancer(ovarian cancer) 22623176
HCSD cancer(gastric cancer) 22204653
HCSD cancer(lung cancer) 21186846
HCSD cancer(Liver metastasis in colorectal cancer) 23443137
HCSD non-small cell lung cancer 21262398
HCSD cancer(colorectal cancer) 22506683
HCSD cancer(non small cell lung cancer) 19655816
HCSD cancer(colorectal cancer) 24681409
HCSD cancer(colorectal cancer) 25216327
HCSD cancer(lung cancer) 21806062
HCSD cancer(lung adenocarcinoma) 22896658