HSPG2 (англ. Heparan sulfate proteoglycan 2) – білок, який кодується однойменним геном, розташованим у людей на короткому плечі 1-ї хромосоми. [4] Довжина поліпептидного ланцюга білка становить 4 391 амінокислот, а молекулярна маса — 468 830[5].
10 | 20 | 30 | 40 | 50 | ||||
---|---|---|---|---|---|---|---|---|
MGWRAAGALL | LALLLHGRLL | AVTHGLRAYD | GLSLPEDIET | VTASQMRWTH | ||||
SYLSDDEDML | ADSISGDDLG | SGDLGSGDFQ | MVYFRALVNF | TRSIEYSPQL | ||||
EDAGSREFRE | VSEAVVDTLE | SEYLKIPGDQ | VVSVVFIKEL | DGWVFVELDV | ||||
GSEGNADGAQ | IQEMLLRVIS | SGSVASYVTS | PQGFQFRRLG | TVPQFPRACT | ||||
EAEFACHSYN | ECVALEYRCD | RRPDCRDMSD | ELNCEEPVLG | ISPTFSLLVE | ||||
TTSLPPRPET | TIMRQPPVTH | APQPLLPGSV | RPLPCGPQEA | ACRNGHCIPR | ||||
DYLCDGQEDC | EDGSDELDCG | PPPPCEPNEF | PCGNGHCALK | LWRCDGDFDC | ||||
EDRTDEANCP | TKRPEEVCGP | TQFRCVSTNM | CIPASFHCDE | ESDCPDRSDE | ||||
FGCMPPQVVT | PPRESIQASR | GQTVTFTCVA | IGVPTPIINW | RLNWGHIPSH | ||||
PRVTVTSEGG | RGTLIIRDVK | ESDQGAYTCE | AMNARGMVFG | IPDGVLELVP | ||||
QRGPCPDGHF | YLEHSAACLP | CFCFGITSVC | QSTRRFRDQI | RLRFDQPDDF | ||||
KGVNVTMPAQ | PGTPPLSSTQ | LQIDPSLHEF | QLVDLSRRFL | VHDSFWALPE | ||||
QFLGNKVDSY | GGSLRYNVRY | ELARGMLEPV | QRPDVVLMGA | GYRLLSRGHT | ||||
PTQPGALNQR | QVQFSEEHWV | HESGRPVQRA | ELLQVLQSLE | AVLIQTVYNT | ||||
KMASVGLSDI | AMDTTVTHAT | SHGRAHSVEE | CRCPIGYSGL | SCESCDAHFT | ||||
RVPGGPYLGT | CSGCNCNGHA | SSCDPVYGHC | LNCQHNTEGP | QCNKCKAGFF | ||||
GDAMKATATS | CRPCPCPYID | ASRRFSDTCF | LDTDGQATCD | ACAPGYTGRR | ||||
CESCAPGYEG | NPIQPGGKCR | PVNQEIVRCD | ERGSMGTSGE | ACRCKNNVVG | ||||
RLCNECADGS | FHLSTRNPDG | CLKCFCMGVS | RHCTSSSWSR | AQLHGASEEP | ||||
GHFSLTNAAS | THTTNEGIFS | PTPGELGFSS | FHRLLSGPYF | WSLPSRFLGD | ||||
KVTSYGGELR | FTVTQRSQPG | STPLHGQPLV | VLQGNNIILE | HHVAQEPSPG | ||||
QPSTFIVPFR | EQAWQRPDGQ | PATREHLLMA | LAGIDTLLIR | ASYAQQPAES | ||||
RVSGISMDVA | VPEETGQDPA | LEVEQCSCPP | GYRGPSCQDC | DTGYTRTPSG | ||||
LYLGTCERCS | CHGHSEACEP | ETGACQGCQH | HTEGPRCEQC | QPGYYGDAQR | ||||
GTPQDCQLCP | CYGDPAAGQA | AHTCFLDTDG | HPTCDACSPG | HSGRHCERCA | ||||
PGYYGNPSQG | QPCQRDSQVP | GPIGCNCDPQ | GSVSSQCDAA | GQCQCKAQVE | ||||
GLTCSHCRPH | HFHLSASNPD | GCLPCFCMGI | TQQCASSAYT | RHLISTHFAP | ||||
GDFQGFALVN | PQRNSRLTGE | FTVEPVPEGA | QLSFGNFAQL | GHESFYWQLP | ||||
ETYQGDKVAA | YGGKLRYTLS | YTAGPQGSPL | SDPDVQITGN | NIMLVASQPA | ||||
LQGPERRSYE | IMFREEFWRR | PDGQPATREH | LLMALADLDE | LLIRATFSSV | ||||
PLAASISAVS | LEVAQPGPSN | RPRALEVEEC | RCPPGYIGLS | CQDCAPGYTR | ||||
TGSGLYLGHC | ELCECNGHSD | LCHPETGACS | QCQHNAAGEF | CELCAPGYYG | ||||
DATAGTPEDC | QPCACPLTNP | ENMFSRTCES | LGAGGYRCTA | CEPGYTGQYC | ||||
EQCGPGYVGN | PSVQGGQCLP | ETNQAPLVVE | VHPARSIVPQ | GGSHSLRCQV | ||||
SGSPPHYFYW | SREDGRPVPS | GTQQRHQGSE | LHFPSVQPSD | AGVYICTCRN | ||||
LHQSNTSRAE | LLVTEAPSKP | ITVTVEEQRS | QSVRPGADVT | FICTAKSKSP | ||||
AYTLVWTRLH | NGKLPTRAMD | FNGILTIRNV | QLSDAGTYVC | TGSNMFAMDQ | ||||
GTATLHVQAS | GTLSAPVVSI | HPPQLTVQPG | QLAEFRCSAT | GSPTPTLEWT | ||||
GGPGGQLPAK | AQIHGGILRL | PAVEPTDQAQ | YLCRAHSSAG | QQVARAVLHV | ||||
HGGGGPRVQV | SPERTQVHAG | RTVRLYCRAA | GVPSATITWR | KEGGSLPPQA | ||||
RSERTDIATL | LIPAITTADA | GFYLCVATSP | AGTAQARIQV | VVLSASDASP | ||||
PPVKIESSSP | SVTEGQTLDL | NCVVAGSAHA | QVTWYRRGGS | LPPHTQVHGS | ||||
RLRLPQVSPA | DSGEYVCRVE | NGSGPKEASI | TVSVLHGTHS | GPSYTPVPGS | ||||
TRPIRIEPSS | SHVAEGQTLD | LNCVVPGQAH | AQVTWHKRGG | SLPARHQTHG | ||||
SLLRLHQVTP | ADSGEYVCHV | VGTSGPLEAS | VLVTIEASVI | PGPIPPVRIE | ||||
SSSSTVAEGQ | TLDLSCVVAG | QAHAQVTWYK | RGGSLPARHQ | VRGSRLYIFQ | ||||
ASPADAGQYV | CRASNGMEAS | ITVTVTGTQG | ANLAYPAGST | QPIRIEPSSS | ||||
QVAEGQTLDL | NCVVPGQSHA | QVTWHKRGGS | LPVRHQTHGS | LLRLYQASPA | ||||
DSGEYVCRVL | GSSVPLEASV | LVTIEPAGSV | PALGVTPTVR | IESSSSQVAE | ||||
GQTLDLNCLV | AGQAHAQVTW | HKRGGSLPAR | HQVHGSRLRL | LQVTPADSGE | ||||
YVCRVVGSSG | TQEASVLVTI | QQRLSGSHSQ | GVAYPVRIES | SSASLANGHT | ||||
LDLNCLVASQ | APHTITWYKR | GGSLPSRHQI | VGSRLRIPQV | TPADSGEYVC | ||||
HVSNGAGSRE | TSLIVTIQGS | GSSHVPSVSP | PIRIESSSPT | VVEGQTLDLN | ||||
CVVARQPQAI | ITWYKRGGSL | PSRHQTHGSH | LRLHQMSVAD | SGEYVCRANN | ||||
NIDALEASIV | ISVSPSAGSP | SAPGSSMPIR | IESSSSHVAE | GETLDLNCVV | ||||
PGQAHAQVTW | HKRGGSLPSH | HQTRGSRLRL | HHVSPADSGE | YVCRVMGSSG | ||||
PLEASVLVTI | EASGSSAVHV | PAPGGAPPIR | IEPSSSRVAE | GQTLDLKCVV | ||||
PGQAHAQVTW | HKRGGNLPAR | HQVHGPLLRL | NQVSPADSGE | YSCQVTGSSG | ||||
TLEASVLVTI | EPSSPGPIPA | PGLAQPIYIE | ASSSHVTEGQ | TLDLNCVVPG | ||||
QAHAQVTWYK | RGGSLPARHQ | THGSQLRLHL | VSPADSGEYV | CRAASGPGPE | ||||
QEASFTVTVP | PSEGSSYRLR | SPVISIDPPS | STVQQGQDAS | FKCLIHDGAA | ||||
PISLEWKTRN | QELEDNVHIS | PNGSIITIVG | TRPSNHGTYR | CVASNAYGVA | ||||
QSVVNLSVHG | PPTVSVLPEG | PVWVKVGKAV | TLECVSAGEP | RSSARWTRIS | ||||
STPAKLEQRT | YGLMDSHAVL | QISSAKPSDA | GTYVCLAQNA | LGTAQKQVEV | ||||
IVDTGAMAPG | APQVQAEEAE | LTVEAGHTAT | LRCSATGSPA | PTIHWSKLRS | ||||
PLPWQHRLEG | DTLIIPRVAQ | QDSGQYICNA | TSPAGHAEAT | IILHVESPPY | ||||
ATTVPEHASV | QAGETVQLQC | LAHGTPPLTF | QWSRVGSSLP | GRATARNELL | ||||
HFERAAPEDS | GRYRCRVTNK | VGSAEAFAQL | LVQGPPGSLP | ATSIPAGSTP | ||||
TVQVTPQLET | KSIGASVEFH | CAVPSDRGTQ | LRWFKEGGQL | PPGHSVQDGV | ||||
LRIQNLDQSC | QGTYICQAHG | PWGKAQASAQ | LVIQALPSVL | INIRTSVQTV | ||||
VVGHAVEFEC | LALGDPKPQV | TWSKVGGHLR | PGIVQSGGVV | RIAHVELADA | ||||
GQYRCTATNA | AGTTQSHVLL | LVQALPQISM | PQEVRVPAGS | AAVFPCIASG | ||||
YPTPDISWSK | LDGSLPPDSR | LENNMLMLPS | VRPQDAGTYV | CTATNRQGKV | ||||
KAFAHLQVPE | RVVPYFTQTP | YSFLPLPTIK | DAYRKFEIKI | TFRPDSADGM | ||||
LLYNGQKRVP | GSPTNLANRQ | PDFISFGLVG | GRPEFRFDAG | SGMATIRHPT | ||||
PLALGHFHTV | TLLRSLTQGS | LIVGDLAPVN | GTSQGKFQGL | DLNEELYLGG | ||||
YPDYGAIPKA | GLSSGFIGCV | RELRIQGEEI | VFHDLNLTAH | GISHCPTCRD | ||||
RPCQNGGQCH | DSESSSYVCV | CPAGFTGSRC | EHSQALHCHP | EACGPDATCV | ||||
NRPDGRGYTC | RCHLGRSGLR | CEEGVTVTTP | SLSGAGSYLA | LPALTNTHHE | ||||
LRLDVEFKPL | APDGVLLFSG | GKSGPVEDFV | SLAMVGGHLE | FRYELGSGLA | ||||
VLRSAEPLAL | GRWHRVSAER | LNKDGSLRVN | GGRPVLRSSP | GKSQGLNLHT | ||||
LLYLGGVEPS | VPLSPATNMS | AHFRGCVGEV | SVNGKRLDLT | YSFLGSQGIG | ||||
QCYDSSPCER | QPCQHGATCM | PAGEYEFQCL | CRDGFKGDLC | EHEENPCQLR | ||||
EPCLHGGTCQ | GTRCLCLPGF | SGPRCQQGSG | HGIAESDWHL | EGSGGNDAPG | ||||
QYGAYFHDDG | FLAFPGHVFS | RSLPEVPETI | ELEVRTSTAS | GLLLWQGVEV | ||||
GEAGQGKDFI | SLGLQDGHLV | FRYQLGSGEA | RLVSEDPIND | GEWHRVTALR | ||||
EGRRGSIQVD | GEELVSGRSP | GPNVAVNAKG | SVYIGGAPDV | ATLTGGRFSS | ||||
GITGCVKNLV | LHSARPGAPP | PQPLDLQHRA | QAGANTRPCP | S |
Задіяний у такому біологічному процесі як ангіогенез. Білок має сайт для зв'язування з іонами металів, іоном кальцію. Локалізований у позаклітинному матриксі, базальній мембрані. Також секретований назовні.