Protein detail
CSPG4
Chondroitin sulfate proteoglycan 4 (Chondroitin sulfate proteoglycan NG2) (Melanoma chondroitin sulfate proteoglycan) (Melanoma-associated chondroitin sulfate proteoglycan)
Protein symbol CSPG4 | UniProt ID | EVMP score 0.72 |
Frequency 19 | Transmembrane count 1 | Protein classification Predicted membrane proteins |
Basic Information
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
CSPG4AHMW-MAAMCSPMCSPGMEL-CSPGMSK16NG2
Gene Description
Chondroitin sulfate proteoglycan 4
Chromosome
15
Position
75674322-75712848
Frequency
19
EVMP Score
0.72
Fluorescence & Localization
Cell SpecificEnterocytes
Function & Pathway
Cellular Component
- 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
- GO:0062023 collagen-containing extracellular matrix
- GO:0070062 extracellular exosome
Molecular Function
Biological Process
Reactome
- 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
- R-hsa-3560782 diseases associated with glycosaminoglycan metabolism
- R-hsa-3781865 diseases of glycosylation
- R-hsa-5668914 diseases of metabolism
- R-hsa-2022923 ds gag biosynthesis
- R-hsa-1630316 glycosaminoglycan metabolism
- R-hsa-1971475 glycosaminoglycan protein linkage region biosynthesis
- R-hsa-71387 metabolism of carbohydrates and carbohydrate derivatives
Mediation Categories
Adhesion and uptake mediationClinical-translation mediationFusion and delivery mediationMetabolism mediationReceptor-signaling mediation
Relations & Evidence
Enzyme-Mediated Modification
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 records.
| Category | Parent | Database | Transmitter | Receiver | Secreted | Plasma Membrane (Transmembrane) | Plasma Membrane (Peripheral) |
|---|---|---|---|---|---|---|---|
| ecm | ecm | MatrixDB | Yes | No | No | Yes | No |
| ecm | ecm | OmniPath | Yes | No | No | Yes | No |
| intracellular | intracellular | LOCATE | No | No | No | Yes | No |
| intracellular | intracellular | ComPPI | No | No | No | Yes | No |
| intracellular | intracellular | GO_Intercell | No | No | No | Yes | No |
| intracellular | intracellular | OmniPath | No | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | CellChatDB | Yes | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | CellPhoneDB | Yes | No | No | Yes | No |
| cell_surface_ligand | cell_surface_ligand | OmniPath | Yes | No | No | Yes | No |
| cell_adhesion | cell_adhesion | Cellinker | Yes | Yes | No | Yes | No |
Regulatory Interaction Network
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
Isolation & Detection Technology
1 record.
| EV Isolation Method | Detection Method | Number of References | References |
|---|---|---|---|
| Differential UltracentrifugationSize Exclusion Chromatography | Mass spectrometryWestern blotting | 1 | 38716512 |
Sequence, Structure & Domains
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