General Information of Target

Target ID LDTP09943
Target Name Proteoglycan 4 (PRG4)
Gene Name PRG4
Gene ID 10216
Synonyms
MSF; SZP; Proteoglycan 4; Lubricin; Megakaryocyte-stimulating factor; Superficial zone proteoglycan) [Cleaved into: Proteoglycan 4 C-terminal part]
3D Structure
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2D Sequence (FASTA)
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3D Structure (PDB)
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Sequence
MAEKAPPGLNRKTSRSTLSLPPEPVDIIRSKTCSRRVKINVGGLNHEVLWRTLDRLPRTR
LGKLRDCNTHESLLEVCDDYNLNENEYFFDRHPGAFTSILNFYRTGKLHMMEEMCALSFG
QELDYWGIDEIYLESCCQARYHQKKEQMNEELRREAETMREREGEEFDNTCCPDKRKKLW
DLLEKPNSSVAAKILAIVSILFIVLSTIALSLNTLPELQETDEFGQLNDNRQLAHVEAVC
IAWFTMEYLLRFLSSPNKWKFFKGPLNVIDLLAILPYYVTIFLTESNKSVLQFQNVRRVV
QIFRIMRILRILKLARHSTGLQSLGFTLRRSYNELGLLILFLAMGIMIFSSLVFFAEKDE
DATKFTSIPASFWWATITMTTVGYGDIYPKTLLGKIVGGLCCIAGVLVIALPIPIIVNNF
SEFYKEQKRQEKAIKRREALERAKRNGSIVSMNLKDAFARSMELIDVAVEKAGESANTKD
SADDNHLSPSRWKWARKALSETSSNKSFENKYQEVSQKDSHEQLNNTSSSSPQHLSAQKL
EMLYNEITKTQPHSHPNPDCQEKPERPSAYEEEIEMEEVVCPQEQLAVAQTEVIVDMKST
SSIDSFTSCATDFTETERSPLPPPSASHLQMKFPTDLPGTEEHQRARGPPFLTLSREKGP
AARDGTLEYAPVDITVNLDASGSQCGLHSPLQSDNATDSPKSSLKGSNPLKSRSLKVNFK
ENRGSAPQTPPSTARPLPVTTADFSLTTPQHISTILLEETPSQGDRPLLGTEVSAPCQGP
SKGLSPRFPKQKLFPFSSRERRSFTEIDTGDDEDFLELPGAREEKQVDSSPNCFADKPSD
GRDPLREEGSVGSSSPQDTGHNCRQDIYHAVSEVKKDSSQEGCKMENHLFAPEIHSNPGD
TGYCPTRETSM
Target Type
Literature-reported
Target Bioclass
Other
Subcellular location
Secreted
Function
Plays a role in boundary lubrication within articulating joints. Prevents protein deposition onto cartilage from synovial fluid by controlling adhesion-dependent synovial growth and inhibiting the adhesion of synovial cells to the cartilage surface.; Isoform F plays a role as a growth factor acting on the primitive cells of both hematopoietic and endothelial cell lineages.
TTD ID
T94942
Uniprot ID
Q92954
DrugMap ID
TTSKF4V
Ensemble ID
ENST00000367483.8
HGNC ID
HGNC:9364

Target Site Mutations in Different Cell Lines

Cell line Mutation details Probe for labeling this protein in this cell
HG3 SNV: p.Y53H .
KNS81FD SNV: p.E302K .
LU65 SNV: p.R40G .
MCC26 SNV: p.E150K .
MDST8 SNV: p.S112T .
MOLT4 SNV: p.N279S .

Probe(s) Labeling This Target

ABPP Probe
Click To Hide/Show 1 Probe Related to This Target
Probe name Structure Binding Site(Ratio) Interaction ID Ref
TFBX
 Probe Info 
N.A.  LDD0148  [1]

References

1 Chemoproteomic Profiling by Cysteine Fluoroalkylation Reveals Myrocin G as an Inhibitor of the Nonhomologous End Joining DNA Repair Pathway. J Am Chem Soc. 2021 Dec 8;143(48):20332-20342. doi: 10.1021/jacs.1c09724. Epub 2021 Nov 24.
Mass spectrometry data entry: PXD029255