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TRIM21

TRIM21,即三結(jié)構(gòu)域蛋白21,別名Ro52、Ssa1,屬于三結(jié)構(gòu)域蛋白家族成員之一,主要在細(xì)胞內(nèi)發(fā)揮作用。
TRIM21的作用機(jī)制涉及其作為E3泛素連接酶的功能,依賴于E2酶如UBE2D1、UBE2D2、UBE2E1和UBE2E2,與UBE2D2形成泛素連接酶復(fù)合物,泛素化USP4、IKBKB及其自身,還與基于cullin-RING的SCF E3連接酶復(fù)合物相關(guān),介導(dǎo)CDKN1B泛素化。TRIM21是細(xì)胞內(nèi)抗體效應(yīng)器,在細(xì)胞內(nèi)抗體介導(dǎo)的蛋白降解途徑中發(fā)揮作用,識(shí)別Fc結(jié)構(gòu)域并結(jié)合抗體標(biāo)記的非包膜病毒,通過自泛素化或泛素化輔助因子,將病毒引導(dǎo)至蛋白酶體進(jìn)行降解。此外,TRIM21還參與固有免疫反應(yīng),通過影響細(xì)胞內(nèi)PRR介導(dǎo)的信號(hào)傳導(dǎo),積極或消極地調(diào)節(jié)抗病毒反應(yīng)。
TRIM21的功能異常與多種自身免疫性疾病相關(guān),如系統(tǒng)性紅斑狼瘡等。

熱銷產(chǎn)品

Recombinant Human E3 ubiquitin-protein ligase TRIM21 (TRIM21) (CSB-BP024457HU)

驗(yàn)證數(shù)據(jù)

CSB-BP024457HU

(Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.

TRIM21 Antibody (CSB-PA024457LA01HU)

驗(yàn)證數(shù)據(jù)

CSB-PA024457LA01HU

Western Blot
Positive WB detected in: A549 whole cell lysate
All lanes: TRIM21 antibody at 2μg/ml
Secondary
Goat polyclonal to rabbit IgG at 1/50000 dilution
Predicted band size: 55, 46 kDa
Observed band size: 55 kDa

CSB-PA024457LA01HU

Immunohistochemistry of paraffin-embedded human lung tissue using CSB-PA024457LA01HU at dilution of 1:100

TRIM21 Antibodies

TRIM21 for Homo sapiens (Human)

TRIM21 for Mus musculus (Mouse)

TRIM21 Proteins

TRIM21 Proteins for Homo sapiens (Human)

TRIM21 Proteins for Mus musculus (Mouse)

TRIM21 Proteins for Bos taurus (Bovine)