Protein detail
CSPG4
Chondroitin sulfate proteoglycan 4 (Chondroitin sulfate proteoglycan NG2) (Melanoma chondroitin sulfate proteoglycan) (Melanoma-associated chondroitin sulfate proteoglycan)
Entry name CSPG4 | UniProt ID | EVMP confidence score 0.72 |
Supporting publications (n) 19 | Transmembrane count 1 | Protein classification Predicted membrane proteins |
EVMP confidence score
Annotation confidence score; open for threshold definitions.
Extremely high >= 0.85High >= 0.70Medium >= 0.55Low >= 0.40Basic Information12
Protein Names
Chondroitin sulfate proteoglycan 4 (Chondroitin sulfate proteoglycan NG2) (Melanoma chondroitin sulfate proteoglycan) (Melanoma-associated chondroitin sulfate proteoglycan)
Protein Class
Predicted membrane proteins
Transmembrane
2225..2245; Helical
Transmembrane Count
1
Ensembl
Entrez Gene Symbol
Gene Synonym (7)
CSPG4AHMW-MAAMCSPMCSPGMEL-CSPGMSK16NG2
Gene Description
Chondroitin sulfate proteoglycan 4
Chromosome
15
Position
75674322-75712848
Supporting publications (n)
19
EVMP confidence score
0.72
Fluorescence & Localization2
Cell SpecificEnterocytes
Function & Pathway5
Cellular Component (12)
- GO:0001726 ruffle
- GO:0005576 extracellular region
- GO:0005654 nucleoplasm
- GO:0005796 Golgi lumen
- GO:0005886 plasma membrane
- GO:0005925 focal adhesion
- GO:0009986 cell surface
- GO:0016324 apical plasma membrane
- GO:0031258 lamellipodium membrane
- GO:0043202 lysosomal lumen
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Molecular Function (2)
Biological Process (3)
Reactome (17)
- R-hsa-1793185 chondroitin sulfate dermatan sulfate metabolism
- R-hsa-2024101 cs ds degradation
- R-hsa-2022870 cs gag biosynthesis
- R-hsa-3560783 defective b4galt7 causes eds progeroid type
- R-hsa-3595174 defective chst14 causes eds musculocontractural type
- R-hsa-3595172 defective chst3 causes sedcjd
- R-hsa-3595177 defective chsy1 causes tpbs
- R-hsa-9734767 developmental cell lineages
- R-hsa-9734779 developmental cell lineages of the integumentary system
- R-hsa-9725554 differentiation of keratinocytes in interfollicular epidermis in mammalian skin
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Mediation Categories (5)
Adhesion and uptake mediationClinical-translation mediationFusion and delivery mediationMetabolism mediationReceptor-signaling mediation
Relations & Evidence63
Enzyme-Mediated Modification (2)
2 records.
| Substrate Gene Symbol | Enzyme Gene Symbol | Enzyme UniProt ID | Residue Type | Residue Offset | Modification | Database | References |
|---|---|---|---|---|---|---|---|
| CSPG4 | PRKCA | P17252 | T | 2,252 | phosphorylation | SIGNOR | SIGNOR:15504744 |
| CSPG4 | MAPK1 | P28482 | T | 2,310 | phosphorylation | RLIMS-P_ProtMapperProtMapper | ProtMapper:17591920 |
Ligand-Receptor Signaling (58)
58 records.
| Category | Parent | Database | Transmitter | Receiver | Secreted | Plasma Membrane (Transmembrane) | Plasma Membrane (Peripheral) |
|---|---|---|---|---|---|---|---|
| plasma_membrane_transmembrane | plasma_membrane_transmembrane | CSPA | No | No | No | Yes | No |
| plasma_membrane_transmembrane | plasma_membrane_transmembrane | OmniPath | No | No | No | Yes | No |
| cell_surface | cell_surface | Surfaceome | No | No | No | Yes | No |
| cell_surface | cell_surface | connectomeDB2020 | No | No | No | Yes | No |
| cell_surface | cell_surface | OmniPath | No | No | No | Yes | No |
| mucin | ecm | OmniPath | Yes | No | No | Yes | No |
| ligand | ligand | ICELLNET | Yes | No | No | Yes | No |
| cell_adhesion | ligand | ICELLNET | Yes | No | No | Yes | No |
| ligand | ligand | OmniPath | Yes | No | No | Yes | No |
| receptor | receptor | talklr | No | Yes | No | Yes | No |
Regulatory Interaction Network (1)
1 record.
| Source Protein Symbol | Source UniProt ID | Target Protein Symbol | Target UniProt ID | Is Directed | Is Stimulation | Is Inhibition | Database | References |
|---|---|---|---|---|---|---|---|---|
| KPCA | P17252 | CSPG4 | Q6UVK1 | Yes | Yes | No | SIGNOR_ProtMapperiPTMnetSIGNORProtMapper | SIGNOR:15504744ProtMapper:15504744 |
Protein Complex Composition (1)
Isolation & Detection Technology (1)
1 record.
| EV Isolation Method | Detection Method | Number of References | References |
|---|---|---|---|
| Differential UltracentrifugationSize Exclusion Chromatography | Mass spectrometryWestern blotting | 1 | 38716512 |
Sequence, Structure & Domains11
Sequences
Length
2,322
Mass
250,537
Sequence
MQSGPRPPLPAPGLALALTLTMLARLASAASFFGENHLEVPVATALTDIDLQLQFSTSQPEALLLLAAGPADHLLLQLYSGRLQVRLVLGQEELRLQTPAETLLSDSIPHTVVLTVVEGWATLSVDGFLNASSAVPGAPLEVPYGLFVGGTGTLGLPYLRGTSRPLRGCLHAATLNGRSLLRPLTPDVHEGCAEEFSASDDVALGFSGPHSLAAFPAWGTQDEGTLEFTLTTQSRQAPLAFQAGGRRGDFIYVDIFEGHLRAVVEKGQGTVLLHNSVPVADGQPHEVSVHINAHRLEISVDQYPTHTSNRGVLSYLEPRGSLLLGGLDAEASRHLQEHRLGLTPEATNASLLGCMEDLSVNGQRRGLREALLTRNMAAGCRLEEEEYEDDAYGHYEAFSTLAPEAWPAMELPEPCVPEPGLPPVFANFTQLLTISPLVVAEGGTAWLEWRHVQPTLDLMEAELRKSQVLFSVTRGARHGELELDIPGAQARKMFTLLDVVNRKARFIHDGSEDTSDQLVLEVSVTARVPMPSCLRRGQTYLLPIQVNPVNDPPHIIFPHGSLMVILEHTQKPLGPEVFQAYDPDSACEGLTFQVLGTSSGLPVERRDQPGEPATEFSCRELEAGSLVYVHRGGPAQDLTFRVSDGLQASPPATLKVVAIRPAIQIHRSTGLRLAQGSAMPILPANLSVETNAVGQDVSVLFRVTGALQFGELQKQGAGGVEGAEWWATQAFHQRDVEQGRVRYLSTDPQHHAYDTVENLALEVQVGQEILSNLSFPVTIQRATVWMLRLEPLHTQNTQQETLTTAHLEATLEEAGPSPPTFHYEVVQAPRKGNLQLQGTRLSDGQGFTQDDIQAGRVTYGATARASEAVEDTFRFRVTAPPYFSPLYTFPIHIGGDPDAPVLTNVLLVVPEGGEGVLSADHLFVKSLNSASYLYEVMERPRHGRLAWRGTQDKTTMVTSFTNEDLLRGRLVYQHDDSETTEDDIPFVATRQGESSGDMAWEEVRGVFRVAIQPVNDHAPVQTISRIFHVARGGRRLLTTDDVAFSDADSGFADAQLVLTRKDLLFGSIVAVDEPTRPIYRFTQEDLRKRRVLFVHSGADRGWIQLQVSDGQHQATALLEVQASEPYLRVANGSSLVVPQGGQGTIDTAVLHLDTNLDIRSGDEVHYHVTAGPRWGQLVRAGQPATAFSQQDLLDGAVLYSHNGSLSPRDTMAFSVEAGPVHTDATLQVTIALEGPLAPLKLVRHKKIYVFQGEAAEIRRDQLEAAQEAVPPADIVFSVKSPPSAGYLVMVSRGALADEPPSLDPVQSFSQEAVDTGRVLYLHSRPEAWSDAFSLDVASGLGAPLEGVLVELEVLPAAIPLEAQNFSVPEGGSLTLAPPLLRVSGPYFPTLLGLSLQVLEPPQHGALQKEDGPQARTLSAFSWRMVEEQLIRYVHDGSETLTDSFVLMANASEMDRQSHPVAFTVTVLPVNDQPPILTTNTGLQMWEGATAPIPAEALRSTDGDSGSEDLVYTIEQPSNGRVVLRGAPGTEVRSFTQAQLDGGLVLFSHRGTLDGGFRFRLSDGEHTSPGHFFRVTAQKQVLLSLKGSQTLTVCPGSVQPLSSQTLRASSSAGTDPQLLLYRVVRGPQLGRLFHAQQDSTGEALVNFTQAEVYAGNILYEHEMPPEPFWEAHDTLELQLSSPPARDVAATLAVAVSFEAACPQRPSHLWKNKGLWVPEGQRARITVAALDASNLLASVPSPQRSEHDVLFQVTQFPSRGQLLVSEEPLHAGQPHFLQSQLAAGQLVYAHGGGGTQQDGFHFRAHLQGPAGASVAGPQTSEAFAITVRDVNERPPQPQASVPLRLTRGSRAPISRAQLSVVDPDSAPGEIEYEVQRAPHNGFLSLVGGGLGPVTRFTQADVDSGRLAFVANGSSVAGIFQLSMSDGASPPLPMSLAVDILPSAIEVQLRAPLEVPQALGRSSLSQQQLRVVSDREEPEAAYRLIQGPQYGHLLVGGRPTSAFSQFQIDQGEVVFAFTNFSSSHDHFRVLALARGVNASAVVNVTVRALLHVWAGGPWPQGATLRLDPTVLDAGELANRTGSVPRFRLLEGPRHGRVVRVPRARTEPGGSQLVEQFTQQDLEDGRLGLEVGRPEGRAPGPAGDSLTLELWAQGVPPAVASLDFATEPYNAARPYSVALLSVPEAARTEAGKPESSTPTGEPGPMASSPEPAVAKGGFLSFLEANMFSVIIPMCLVLLLLALILPLLFYLRKRNKTGKHDVQVLTAKPRNGLAGDTETFRKVEPGQAIPLTAVPGQGPPPGGQPDPELLQFCRTPNPALKNGQYWV
3D Structural Models
Turn
449..451; 458..462
Helix
423..425; 465..467; 496..500; 533..536
Beta Strand
431..434; 437..443; 452..456; 472..474; 477..479; 493..495; 504..507; 516..524; 538..547
3D Structure
Electron microscopy (3)
Domain & Motif Annotations
Repeat
428..523; CSPG 1; 553..645; CSPG 2; 662..764; CSPG 3; 783..878; CSPG 4; 898..989; CSPG 5; 1018..1110; CSPG 6; 1126..1216; CSPG 7; 1238..1337; CSPG 8; 1356..1449; CSPG 9; 1473..1563; CSPG 10; 1581..1679; CSPG 11; 1704..1803; CSPG 12; 1832..1924; CSPG 13; 1941..2029; CSPG 14; 2038..2147; CSPG 15
Motif
2320..2322; PDZ-binding
Domain (FT)
30..192; Laminin G-like 1; 202..380; Laminin G-like 2
Region
30..639; Globular or compact configuration stabilized by disulfide bonds; 30..639; Neurite growth inhibition; 574..1040; Interaction with COL6A2; 631..1446; Interaction with COL5A1; 1586..2221; Neurite growth inhibition; 1587..2221; Cysteine-containing; 2182..2206; Disordered
Clinical Relevance2
Supporting Publications18
| PMID | Title | Abstract |
|---|---|---|
| 26378940 | Redefining the Breast Cancer Exosome Proteome by Tandem Mass Tag Quantitative Proteomics and Multivariate Cluster Analysis. | No abstract available |
| 27863537 | High-resolution proteomic and lipidomic analysis of exosomes and microvesicles from different cell sources. | No abstract available |
| 27894104 | Proteomic profiling of NCI-60 extracellular vesicles uncovers common protein cargo and cancer type-specific biomarkers. | No abstract available |
| 28986585 | Quantitation of putative colorectal cancer biomarker candidates in serum extracellular vesicles by targeted proteomics. | No abstract available |
| 29148239 | Metabolic Signature of Microvesicles from Umbilical Cord Mesenchymal Stem Cells of Preterm and Term Infants. | No abstract available |
| 29436780 | Autosomal Tubulointerstitial Kidney Disease-MUC1 Type: Differential Proteomics Suggests that Mutated MUC1 (insC) Affects Vesicular Transport in Renal Epithelial Cells. | No abstract available |
| 30646616 | Preferential Localization of MUC1 Glycoprotein in Exosomes Secreted by Non-Small Cell Lung Carcinoma Cells. | THBS1, ANXA6, HIST1H4A, COL18A1, MDK, SRGN, ENO1, TUBA4A, SLC3A2, GPI, MIF, MUC1, TALDO1, SLC7A5, ICAM1, HSP90AA1, G6PD, and LRP1 were found to be expressed in exosomes at more than 5-fold higher level as compared to total cellular membrane proteins. |
| 32089743 | Human umbilical cord mesenchymal stromal cells-derived extracellular vesicles exert potent bone protective effects by CLEC11A-mediated regulation of bone metabolism. | No abstract available |
| 32341357 | CD41-deficient exosomes from non-traumatic femoral head necrosis tissues impair osteogenic differentiation and migration of mesenchymal stem cells. | Taken together, our study results revealed that in the progress of ONFH, exosomes from the pathological bone brought about the failure of MSCs repairing the necrotic bone for lack of some critical proteins, like integrin CD41, and prompted the progression of experimentally induced ONFH-like status in the rat. |
| 32944193 | Extracellular vesicles from human iPSC-derived neural stem cells: miRNA and protein signatures, and anti-inflammatory and neurogenic properties. | No abstract available |
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