Podjedinica STT3B dolihil-difosfooligosaharid-protein glikoziltransferaze jest enzim koji je kod ljudi kodiran genom STT3B sa hromosoma 3.[5][6][7]

STT3B
Identifikatori
AliasiSTT3B
Vanjski ID-jeviOMIM: 608605 MGI: 1915542 HomoloGene: 7387 GeneCards: STT3B
Lokacija gena (čovjek)
Hromosom 3 (čovjek)
Hrom.Hromosom 3 (čovjek)[1]
Hromosom 3 (čovjek)
Genomska lokacija za STT3B
Genomska lokacija za STT3B
Bend3p23Početak31,532,638 bp[1]
Kraj31,637,616 bp[1]
Lokacija gena (miš)
Hromosom 9 (miš)
Hrom.Hromosom 9 (miš)[2]
Hromosom 9 (miš)
Genomska lokacija za STT3B
Genomska lokacija za STT3B
Bend9|9 F3Početak115,071,649 bp[2]
Kraj115,139,489 bp[2]
Ontologija gena
Molekularna funkcija aktivnost sa transferazom
oligosaccharyl transferase activity
dolichyl-diphosphooligosaccharide-protein glycotransferase activity
glycosyltransferase activity
vezivanje iona metala
GO:0001948, GO:0016582 vezivanje za proteine
Ćelijska komponenta integral component of membrane
oligosaccharyltransferase complex
Endoplazmatski retikulum
membrana
endoplasmic reticulum membrane
GO:0009327 makromolekulani kompleks
oligosaccharyltransferase I complex
Biološki proces Posttranslacione modifikacije
GO:0033578, GO:0033577, GO:0033575, GO:0033576 protein glycosylation
co-translational protein modification
response to unfolded protein
protein N-linked glycosylation via asparagine
ubiquitin-dependent ERAD pathway
glycoprotein catabolic process
Izvori:Amigo / QuickGO
Ortolozi
VrsteČovjekMiš
Entrez
Ensembl
UniProt
RefSeq (mRNK)

NM_178862

NM_024222

RefSeq (bjelančevina)

NP_849193

NP_077184

Lokacija (UCSC)Chr 3: 31.53 – 31.64 MbChr 9: 115.07 – 115.14 Mb
PubMed pretraga[3][4]
Wikipodaci
Pogledaj/uredi – čovjekPogledaj/uredi – miš

Aminokiselinska sekvenca

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Dužina polipeptidnog lanca je 826 aminokiselina, а molekulska težina 93.674 Da.[8]

1020304050
MAEPSAPESKHKSSLNSSPWSGLMALGNSRHGHHGPGAQCAHKAAGGAAP
PKPAPAGLSGGLSQPAGWQSLLSFTILFLAWLAGFSSRLFAVIRFESIIH
EFDPWFNYRSTHHLASHGFYEFLNWFDERAWYPLGRIVGGTVYPGLMITA
GLIHWILNTLNITVHIRDVCVFLAPTFSGLTSISTFLLTRELWNQGAGLL
AACFIAIVPGYISRSVAGSFDNEGIAIFALQFTYYLWVKSVKTGSVFWTM
CCCLSYFYMVSAWGGYVFIINLIPLHVFVLLLMQRYSKRVYIAYSTFYIV
GLILSMQIPFVGFQPIRTSEHMAAAGVFALLQAYAFLQYLRDRLTKQEFQ
TLFFLGVSLAAGAVFLSVIYLTYTGYIAPWSGRFYSLWDTGYAKIHIPII
ASVSEHQPTTWVSFFFDLHILVCTFPAGLWFCIKNINDERVFVALYAISA
VYFAGVMVRLMLTLTPVVCMLSAIAFSNVFEHYLGDDMKRENPPVEDSSD
EDDKRNQGNLYDKAGKVRKHATEQEKTEEGLGPNIKSIVTMLMLMLLMMF
AVHCTWVTSNAYSSPSVVLASYNHDGTRNILDDFREAYFWLRQNTDEHAR
VMSWWDYGYQIAGMANRTTLVDNNTWNNSHIALVGKAMSSNETAAYKIMR
TLDVDYVLVIFGGVIGYSGDDINKFLWMVRIAEGEHPKDIRESDYFTPQG
EFRVDKAGSPTLLNCLMYKMSYYRFGEMQLDFRTPPGFDRTRNAEIGNKD
IKFKHLEEAFTSEHWLVRIYKVKAPDNRETLDHKPRVTNIFPKQKYLSKK
TTKRKRGYIKNKLVFKKGKKISKKTV

Funkcija

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STT3B protein sadrži visoko imunogeni epitop manjeg histokompatibilnog antigena od devet aminokiselina, B6(dom1). Poput ITM1 (MIM 601134), STT3B je homologan sa STT3 kvasca, oligosahariltransferaza neophodna za proliferaciju ćelija.[7][9]

Također pogledajte

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Reference

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  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000163527 - Ensembl, maj 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000032437 - Ensembl, maj 2017
  3. ^ "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. ^ "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  5. ^ Kelleher DJ, Karaoglu D, Mandon EC, Gilmore R (juli 2003). "Oligosaccharyltransferase isoforms that contain different catalytic STT3 subunits have distinct enzymatic properties". Molecular Cell. 12 (1): 101–11. doi:10.1016/S1097-2765(03)00243-0. PMID 12887896.
  6. ^ McBride K, Baron C, Picard S, Martin S, Boismenu D, Bell A, et al. (novembar 2002). "The model B6(dom1) minor histocompatibility antigen is encoded by a mouse homolog of the yeast STT3 gene". Immunogenetics. 54 (8): 562–9. doi:10.1007/s00251-002-0502-4. PMID 12439619. S2CID 25068432.
  7. ^ a b "Entrez Gene: STT3B STT3, subunit of the oligosaccharyltransferase complex, homolog B (S. cerevisiae)".
  8. ^ "UniProt, Q8TCJ2" (jezik: engleski). Pristupljeno 5. 11. 2021.
  9. ^ McBride K, Baron C, Picard S, Martin S, Boismenu D, Bell A, et al. (novembar 2002). "The model B6(dom1) minor histocompatibility antigen is encoded by a mouse homolog of the yeast STT3 gene". Immunogenetics. Springer Science and Business Media LLC. 54 (8): 562–9. doi:10.1007/s00251-002-0502-4. PMID 12439619. S2CID 25068432.

Dopunska literatura

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Vanjski linkovi

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