SNCAIP
Sinfilin-1 jest protein koji je kod ljudi kodiran genom SNCAIP sa hromosoma 5.[5][6] SNCAIP označava "sinuklein, protein s interakcijom alfa" i može se označiti sa sinfilin 1, sinuklein, protein s interakcijom alfa (sinfilin) i SYPH1.
Aminokiselinska sekvenca
urediDužina polipeptidnog lanca je 919 aminokiselina, а molekulska težina Da. 100.409[7]
10 | 20 | 30 | 40 | 50 | ||||
---|---|---|---|---|---|---|---|---|
MEAPEYLDLD | EIDFSDDISY | SVTSLKTIPE | LCRRCDTQNE | DRSVSSSSWN | ||||
CGISTLITNT | QKPTGIADVY | SKFRPVKRVS | PLKHQPETLE | NNESDDQKNQ | ||||
KVVEYQKGGE | SDLGPQPQEL | GPGDGVGGPP | GKSSEPSTSL | GELEHYDLDM | ||||
DEILDVPYIK | SSQQLASFTK | VTSEKRILGL | CTTINGLSGK | ACSTGSSESS | ||||
SSNMAPFCVL | SPVKSPHLRK | ASAVIHDQHK | LSTEETEISP | PLVKCGSAYE | ||||
PENQSKDFLN | KTFSDPHGRK | VEKTTPDCQL | RAFHLQSSAA | ESKPEEQVSG | ||||
LNRTSSQGPE | ERSEYLKKVK | SILNIVKEGQ | ISLLPHLAAD | NLDKIHDENG | ||||
NNLLHIAASQ | GHAECLQHLT | SLMGEDCLNE | RNTEKLTPAG | LAIKNGQLEC | ||||
VRWMVSETEA | IAELSCSKDF | PSLIHYAGCY | GQEKILLWLL | QFMQEQGISL | ||||
DEVDQDGNSA | VHVASQHGYL | GCIQTLVEYG | ANVTMQNHAG | EKPSQSAERQ | ||||
GHTLCSRYLV | VVETCMSLAS | QVVKLTKQLK | EQTVERVTLQ | NQLQQFLEAQ | ||||
KSEGKSLPSS | PSSPSSPASR | KSQWKSPDAD | DDSVAKSKPG | VQEGIQVLGS | ||||
LSASSRARPK | AKDEDSDKIL | RQLLGKEISE | NVCTQEKLSL | EFQDAQASSR | ||||
NSKKIPLEKR | ELKLARLRQL | MQRSLSESDT | DSNNSEDPKT | TPVRKADRPR | ||||
PQPIVESVES | MDSAESLHLM | IKKHTLASGG | RRFPFSIKAS | KSLDGHSPSP | ||||
TSESSEPDLE | SQYPGSGSIP | PNQPSGDPQQ | PSPDSTAAQK | VATSPKSALK | ||||
SPSSKRRTSQ | NLKLRVTFEE | PVVQMEQPSL | ELNGEKDKDK | GRTLQRTSTS | ||||
NESGDQLKRP | FGAFRSIMET | LSGNQNNNNN | YQAANQLKTS | TLPLTSLGRK | ||||
TDAKGNPASS | ASKGKNKAA |
Funkcija
urediOvaj gen kodira protein koji sadrži nekoliko interakcija protein-protein, uključujući ponavljanja slična ankirinu, motivu upredene zavojnice i motiv vezanja ATP/GTP. Kodirani protein stupa u interakciju s alfa-sinukleinskim neuronskim tkivom i može imati ulogu u stvaranju citoplazmatskih inkluzija i neurodegeneracija. Mutacija u ovom genu povezana je s Parkinsonovom bolešću. Opisane su alternativno prerađene varijante transkripta koje kodiraju različite izoforme ovog gena, ali njihova priroda u punoj dužini još nije utvrđena.[6]
Gen SNCAIP daje upute za stvaranje proteina zvanog sinfilin-1 i nešto drugačiju verziju ovog proteina zvanu sinfilin-1A. Ovi proteini se proizvode u mozgu. Obično se nalaze u specijaliziranim strukturama zvanim presinapsni terminali, koji se nalaze na vrhovima živčanih ćelija. U živčanim ćelijama sinfilin-1 i sinfilin-1A stupaju u interakciju s drugim proteinom koji se naziva alfa-sinuklein. Međutim, funkcije sinfilina-1 i sinfilina-1A su nepoznate.
Interakcije
urediPokazano je da SNCAIP ima interakcije sa:
Reference
uredi- ^ a b c GRCh38: Ensembl release 89: ENSG00000064692 - Ensembl, maj 2017
- ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000024534 - Ensembl, maj 2017
- ^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
- ^ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
- ^ a b Engelender S, Kaminsky Z, Guo X, Sharp AH, Amaravi RK, Kleiderlein JJ, Margolis RL, Troncoso JC, Lanahan AA, Worley PF, Dawson VL, Dawson TM, Ross CA (maj 1999). "Synphilin-1 associates with alpha-synuclein and promotes the formation of cytosolic inclusions". Nat Genet. 22 (1): 110–4. doi:10.1038/8820. PMID 10319874. S2CID 2611127.
- ^ a b "Entrez Gene: SNCAIP synuclein, alpha interacting protein (synphilin)".
- ^ "UniProt, Q9Y6H5" (jezik: engleski). Pristupljeno 20. 10. 2021.
- ^ Neystat M, Rzhetskaya M, Kholodilov N, Burke RE (juni 2002). "Analysis of synphilin-1 and synuclein interactions by yeast two-hybrid beta-galactosidase liquid assay". Neurosci. Lett. 325 (2): 119–23. doi:10.1016/s0304-3940(02)00253-7. PMID 12044636. S2CID 11517781.
- ^ Nagano Y, Yamashita H, Nakamura T, Takahashi T, Kondo E, Nakamura S (Dec 2001). "Lack of binding observed between human alpha-synuclein and Bcl-2 protein family". Neurosci. Lett. 316 (2): 103–7. doi:10.1016/s0304-3940(01)02330-8. PMID 11742726. S2CID 54363210.
- ^ Kawamata H, McLean PJ, Sharma N, Hyman BT (maj 2001). "Interaction of alpha-synuclein and synphilin-1: effect of Parkinson's disease-associated mutations". J. Neurochem. 77 (3): 929–34. doi:10.1046/j.1471-4159.2001.00301.x. PMID 11331421. S2CID 83885937.
- ^ Chung KK, Zhang Y, Lim KL, Tanaka Y, Huang H, Gao J, Ross CA, Dawson VL, Dawson TM (oktobar 2001). "Parkin ubiquitinates the alpha-synuclein-interacting protein, synphilin-1: implications for Lewy-body formation in Parkinson disease". Nat. Med. 7 (10): 1144–50. doi:10.1038/nm1001-1144. PMID 11590439. S2CID 12487644.
Dopunska literatura
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