ACAN
ACAN (англ. Aggrecan core protein) – білок, який кодується однойменним геном, розташованим у людей на короткому плечі 15-ї хромосоми.[4] Довжина поліпептидного ланцюга білка становить 2 415 амінокислот, а молекулярна маса — 250 193[5].
Послідовність амінокислот
10 | 20 | 30 | 40 | 50 | ||||
---|---|---|---|---|---|---|---|---|
MTTLLWVFVT | LRVITAAVTV | ETSDHDNSLS | VSIPQPSPLR | VLLGTSLTIP | ||||
CYFIDPMHPV | TTAPSTAPLA | PRIKWSRVSK | EKEVVLLVAT | EGRVRVNSAY | ||||
QDKVSLPNYP | AIPSDATLEV | QSLRSNDSGV | YRCEVMHGIE | DSEATLEVVV | ||||
KGIVFHYRAI | STRYTLDFDR | AQRACLQNSA | IIATPEQLQA | AYEDGFHQCD | ||||
AGWLADQTVR | YPIHTPREGC | YGDKDEFPGV | RTYGIRDTNE | TYDVYCFAEE | ||||
MEGEVFYATS | PEKFTFQEAA | NECRRLGARL | ATTGHVYLAW | QAGMDMCSAG | ||||
WLADRSVRYP | ISKARPNCGG | NLLGVRTVYV | HANQTGYPDP | SSRYDAICYT | ||||
GEDFVDIPEN | FFGVGGEEDI | TVQTVTWPDM | ELPLPRNITE | GEARGSVILT | ||||
VKPIFEVSPS | PLEPEEPFTF | APEIGATAFA | EVENETGEAT | RPWGFPTPGL | ||||
GPATAFTSED | LVVQVTAVPG | QPHLPGGVVF | HYRPGPTRYS | LTFEEAQQAC | ||||
PGTGAVIASP | EQLQAAYEAG | YEQCDAGWLR | DQTVRYPIVS | PRTPCVGDKD | ||||
SSPGVRTYGV | RPSTETYDVY | CFVDRLEGEV | FFATRLEQFT | FQEALEFCES | ||||
HNATATTGQL | YAAWSRGLDK | CYAGWLADGS | LRYPIVTPRP | ACGGDKPGVR | ||||
TVYLYPNQTG | LPDPLSRHHA | FCFRGISAVP | SPGEEEGGTP | TSPSGVEEWI | ||||
VTQVVPGVAA | VPVEEETTAV | PSGETTAILE | FTTEPENQTE | WEPAYTPVGT | ||||
SPLPGILPTW | PPTGAETEES | TEGPSATEVP | SASEEPSPSE | VPFPSEEPSP | ||||
SEEPFPSVRP | FPSVELFPSE | EPFPSKEPSP | SEEPSASEEP | YTPSPPEPSW | ||||
TELPSSGEES | GAPDVSGDFT | GSGDVSGHLD | FSGQLSGDRA | SGLPSGDLDS | ||||
SGLTSTVGSG | LTVESGLPSG | DEERIEWPST | PTVGELPSGA | EILEGSASGV | ||||
GDLSGLPSGE | VLETSASGVG | DLSGLPSGEV | LETTAPGVED | ISGLPSGEVL | ||||
ETTAPGVEDI | SGLPSGEVLE | TTAPGVEDIS | GLPSGEVLET | TAPGVEDISG | ||||
LPSGEVLETT | APGVEDISGL | PSGEVLETAA | PGVEDISGLP | SGEVLETAAP | ||||
GVEDISGLPS | GEVLETAAPG | VEDISGLPSG | EVLETAAPGV | EDISGLPSGE | ||||
VLETAAPGVE | DISGLPSGEV | LETAAPGVED | ISGLPSGEVL | ETAAPGVEDI | ||||
SGLPSGEVLE | TAAPGVEDIS | GLPSGEVLET | AAPGVEDISG | LPSGEVLETA | ||||
APGVEDISGL | PSGEVLETAA | PGVEDISGLP | SGEVLETTAP | GVEEISGLPS | ||||
GEVLETTAPG | VDEISGLPSG | EVLETTAPGV | EEISGLPSGE | VLETSTSAVG | ||||
DLSGLPSGGE | VLEISVSGVE | DISGLPSGEV | VETSASGIED | VSELPSGEGL | ||||
ETSASGVEDL | SRLPSGEEVL | EISASGFGDL | SGVPSGGEGL | ETSASEVGTD | ||||
LSGLPSGREG | LETSASGAED | LSGLPSGKED | LVGSASGDLD | LGKLPSGTLG | ||||
SGQAPETSGL | PSGFSGEYSG | VDLGSGPPSG | LPDFSGLPSG | FPTVSLVDST | ||||
LVEVVTASTA | SELEGRGTIG | ISGAGEISGL | PSSELDISGR | ASGLPSGTEL | ||||
SGQASGSPDV | SGEIPGLFGV | SGQPSGFPDT | SGETSGVTEL | SGLSSGQPGV | ||||
SGEASGVLYG | TSQPFGITDL | SGETSGVPDL | SGQPSGLPGF | SGATSGVPDL | ||||
VSGTTSGSGE | SSGITFVDTS | LVEVAPTTFK | EEEGLGSVEL | SGLPSGEADL | ||||
SGKSGMVDVS | GQFSGTVDSS | GFTSQTPEFS | GLPSGIAEVS | GESSRAEIGS | ||||
SLPSGAYYGS | GTPSSFPTVS | LVDRTLVESV | TQAPTAQEAG | EGPSGILELS | ||||
GAHSGAPDMS | GEHSGFLDLS | GLQSGLIEPS | GEPPGTPYFS | GDFASTTNVS | ||||
GESSVAMGTS | GEASGLPEVT | LITSEFVEGV | TEPTISQELG | QRPPVTHTPQ | ||||
LFESSGKVST | AGDISGATPV | LPGSGVEVSS | VPESSSETSA | YPEAGFGASA | ||||
APEASREDSG | SPDLSETTSA | FHEANLERSS | GLGVSGSTLT | FQEGEASAAP | ||||
EVSGESTTTS | DVGTEAPGLP | SATPTASGDR | TEISGDLSGH | TSQLGVVIST | ||||
SIPESEWTQQ | TQRPAETHLE | IESSSLLYSG | EETHTVETAT | SPTDASIPAS | ||||
PEWKRESEST | AAAPARSCAE | EPCGAGTCKE | TEGHVICLCP | PGYTGEHCNI | ||||
DQEVCEEGWN | KYQGHCYRHF | PDRETWVDAE | RRCREQQSHL | SSIVTPEEQE | ||||
FVNNNAQDYQ | WIGLNDRTIE | GDFRWSDGHP | MQFENWRPNQ | PDNFFAAGED | ||||
CVVMIWHEKG | EWNDVPCNYH | LPFTCKKGTV | ACGEPPVVEH | ARTFGQKKDR | ||||
YEINSLVRYQ | CTEGFVQRHM | PTIRCQPSGH | WEEPRITCTD | ATTYKRRLQK | ||||
RSSRHPRRSR | PSTAH |
Задіяний у такому біологічному процесі, як альтернативний сплайсинг. Білок має сайт для зв'язування з іонами металів, іоном кальцію, лектинами. Локалізований у позаклітинному матриксі. Також секретований назовні.
Література
- Sandy J.D., Flannery C.R., Neame P.J., Lohmander L.S. (1992). The structure of aggrecan fragments in human synovial fluid. Evidence for the involvement in osteoarthritis of a novel proteinase which cleaves the Glu 373-Ala 374 bond of the interglobular domain.. J. Clin. Invest. 89: 1512 — 1516. PubMed DOI:10.1172/JCI115742
- Glumoff V., Savontaus M., Vehanen J., Vuorio E. (1994). Analysis of aggrecan and tenascin gene expression in mouse skeletal tissues by northern and in situ hybridization using species specific cDNA probes.. Biochim. Biophys. Acta 1219: 613 — 622. PubMed DOI:10.1016/0167-4781(94)90220-8
- Lohmander L.S., Neame P.J., Sandy J.D. (1993). The structure of aggrecan fragments in human synovial fluid. Evidence that aggrecanase mediates cartilage degradation in inflammatory joint disease, joint injury, and osteoarthritis.. Arthritis Rheum. 36: 1214 — 1222. PubMed DOI:10.1002/art.1780360906
- Barry F.P., Neame P.J., Sasse J., Pearson D. (1994). Length variation in the keratan sulfate domain of mammalian aggrecan.. Matrix Biol. 14: 323 — 328. PubMed DOI:10.1016/0945-053X(94)90198-8
- Gleghorn L., Ramesar R., Beighton P., Wallis G. (2005). A mutation in the variable repeat region of the aggrecan gene (AGC1) causes a form of spondyloepiphyseal dysplasia associated with severe, premature osteoarthritis.. Am. J. Hum. Genet. 77: 484 — 490. PubMed DOI:10.1086/444401
- Doege K.J., Sasaki M., Kimura T., Yamada Y. (1991). Complete coding sequence and deduced primary structure of the human cartilage large aggregating proteoglycan, aggrecan. Human-specific repeats, and additional alternatively spliced forms.. J. Biol. Chem. 266: 894 — 902. PubMed
Примітки
- Захворювання, генетично пов'язані з ACAN переглянути/редагувати посилання на ВікіДаних.
- Human PubMed Reference:.
- Mouse PubMed Reference:.
- HUGO Gene Nomenclature Commitee, HGNC:319 (англ.). Процитовано 11 вересня 2017.
- UniProt, P16112 (англ.). Процитовано 11 вересня 2017.
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