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品牌專題在生物醫(yī)學(xué)研究領(lǐng)域,泛素化修飾作為一種關(guān)鍵的蛋白質(zhì)調(diào)控機(jī)制,正逐漸成為研究熱點(diǎn)。泛素化通過將泛素分子共價(jià)連接到目標(biāo)蛋白上,調(diào)控蛋白質(zhì)的穩(wěn)定性、功能、細(xì)胞定位以及降解過程。E3泛素連接酶作為泛素化通路中的關(guān)鍵酶,負(fù)責(zé)將泛素共價(jià)連接到特定靶蛋白上,從而決定蛋白質(zhì)的命運(yùn)。LifeSensors作為泛素化研究領(lǐng)域的領(lǐng)導(dǎo)者,提供了一系列創(chuàng)新的泛素衍生物產(chǎn)品,為研究人員提供了強(qiáng)大的工具,助力蛋白質(zhì)調(diào)控機(jī)制的研究。

背景介紹:E3泛素連接酶與蛋白質(zhì)調(diào)控
E3泛素連接酶是泛素化過程中的關(guān)鍵酶,分為HECT家族和RING-finger家族。HECT家族的E3連接酶通過其保守的Cys殘基與E2攜帶的泛素形成硫酯鍵,再將泛素轉(zhuǎn)移至靶蛋白上。RING-finger家族的E3連接酶則作為橋梁,將活化的泛素從E2直接轉(zhuǎn)移到靶蛋白上。E3泛素連接酶的活性決定了泛素化修飾的特異性和效率,進(jìn)而影響蛋白質(zhì)的降解、功能調(diào)控以及細(xì)胞信號(hào)傳導(dǎo)。
近年來,基于E3泛素連接酶的藥物開發(fā)成為研究熱點(diǎn)。例如,蛋白水解靶向嵌合體(PROTACs)通過招募E3泛素連接酶,誘導(dǎo)靶蛋白的泛素化和降解,展現(xiàn)出巨大的治療潛力。此外,E3泛素連接酶的配體也不斷被發(fā)現(xiàn)和開發(fā),如DCAF配體、RNF配體、AhR配體等,為PROTAC技術(shù)的發(fā)展提供了更多選擇。

LifeSensors泛素衍生物產(chǎn)品:助力蛋白質(zhì)調(diào)控研究
LifeSensors的泛素衍生物產(chǎn)品涵蓋了從基礎(chǔ)研究到藥物開發(fā)的多種應(yīng)用場景,為研究人員提供了全面的解決方案。
泛素化檢測工具
LifeSensors提供了一系列用于檢測蛋白質(zhì)泛素化水平的工具,包括TUBE技術(shù)。TUBE技術(shù)利用串聯(lián)泛素結(jié)合域(Tandem Ubiquitin Binding Entities),能夠特異性地結(jié)合多泛素鏈,從而實(shí)現(xiàn)對泛素化蛋白的高效富集和檢測。此外,LifeSensors還開發(fā)了UbiQuant ELISA試劑盒,用于定量檢測細(xì)胞和組織裂解液中的總泛素水平。
E3泛素連接酶配體
LifeSensors提供多種E3泛素連接酶配體,包括CRBN、VHL、DCAF2、TRIM、KLHL、RNF等。這些配體能夠與E3泛素連接酶特異性結(jié)合,可用于開發(fā)新型的PROTAC藥物。例如,DCAF配體已被證明能夠成功誘導(dǎo)BRD9蛋白和BTK蛋白的降解,拓展了PROTAC的應(yīng)用范圍。
重組E3泛素連接酶
LifeSensors提供多種重組E3泛素連接酶,如NEDD4L、ITCH/AIP4、KLHL2、HACE1、RNF43、UBAC1等。這些重組蛋白可用于體外實(shí)驗(yàn),研究E3泛素連接酶的活性和機(jī)制。例如,NEDD4L蛋白是一種HECT型E3泛素連接酶,可調(diào)節(jié)多種信號(hào)通路,包括自噬、先天免疫和DNA修復(fù)。
產(chǎn)品名稱 | 貨號(hào) | 分類 |
DU0102: K63 Panel (IQF) | DU-0102-6300 | IQF Diubiquitins |
DU0121: Ub-TAMRA Reference Standard | DU-0121-0025 | IQF Diubiquitins |
DU0601: K6-linked Diubiquitin (IQF) | DU-0601-0050 | IQF Diubiquitins, Ubiquitin and Neuro-degeneration |
DU6301: Di-Ubiquitin K63 (IQF, Position-1) | DU-6301-0050 | IQF Diubiquitins |
DU6302: Di-Ubiquitin K63 (IQF, Position-2) | DU-6302-0050 | IQF Diubiquitins |
DU6303: Di-Ubiquitin K63 (IQF, Position-3) | DU-6303-0050 | IQF Diubiquitins |
DU6304: Di-Ubiquitin K63 (IQF, Position-4) | DU-6304-0050 | IQF Diubiquitins |
DU6305: Di-Ubiquitin K63 (IQF, Position-5) | DU-6305-0050 | IQF Diubiquitins |
DU6306: Di-Ubiquitin K63 (IQF, Position-6) | DU-6306-0050 | IQF Diubiquitins |
NC0102: Non-Cleavable Linear Di-Ubiquitin | NC-0102-0100 | Ubiquitin Chains |
NC0103: Non-Cleavable Linear Tri-Ubiquitin | NC-0103-0100 | Ubiquitin Chains |
NC0104: Non-Cleavable Linear Tetra-Ubiquitin | NC-0104-0100 | Ubiquitin Chains |
NC0105: Non-Cleavable Linear Penta-Ubiquitin | NC-0206-0100 | Ubiquitin Chains |
NS101: Ubiquilabel - [N-15 (98%)] | NS-0101 | Isotopically-Labeled ubiquitin, Ubiquitin Chains and Derivatives |
NS102: Ubiquilabel - [C-13(99%), N-15(98%)] | NS-0102 | Isotopically-Labeled ubiquitin, Ubiquitin Chains and Derivatives |
NS103: Ubiquilabel - [N-15 (98%), H-2 (99%)] | NS-0103 | Isotopically-Labeled ubiquitin, Ubiquitin Chains and Derivatives |
NS104: Ubiquilabel - [1C-13 (99%), N-15(98%)] | NS-0104 | Isotopically-Labeled ubiquitin, Ubiquitin Chains and Derivatives |
NS105: Ubiquilabel - [C-13(99%), N-15(98%), H-2(50%)] | NS-0105 | Isotopically-Labeled ubiquitin, Ubiquitin Chains and Derivatives |
NS106: Ubiquilabel - [C-13(99%), N-15(98%), H-2(70%)] | NS-0106 | Isotopically-Labeled ubiquitin, Ubiquitin Chains and Derivatives |
NS107: Ubiquilabel - [C-13(99%), N-15(98%), H-2(99%)] | NS-0107 | Isotopically-Labeled ubiquitin, Ubiquitin Chains and Derivatives |
PR1101: Ub-CHOP2 Reporter System | PR-1101-0375 | CHOP2 Reporter Assays |
PR1102: SUMO3-CHOP2 Reporter DeSUMOylation Assay | PR-1102-0375 | CHOP2 Reporter Assays |
PR1104: NEDD8-CHOP2 Reporter System | PR-1104-0375 | CHOP2 Reporter Assays |
PR1105: ISG15-CHOP2 Reporter System | PR-1105-0375 | CHOP2 Reporter Assays |
PR11EK: Enterokinase Catalytic Domain | PR-11EK-0100 | CHOP2 Reporter Assays |
SI0102: Linear Di-Ubiquitin | SI-0102-0100 | Ubiquitin Chains |
SI0103: Linear Tri-Ubiquitin | SI-0103-0100 | Ubiquitin Chains |
SI0104: Linear Tetra-Ubiquitin | SI-0104-0100 | Ubiquitin Chains |
SI0105: Linear Penta-Ubiquitin | SI-0105-0100 | Ubiquitin Chains |
SI0602: K6-Linked Di-Ubiquitin | SI-0602-0025 | Ubiquitin and Neuro-degeneration, Ubiquitin Chains |
SI1102: K11-Linked Di-Ubiquitin | SI-1102-0050 | Ubiquitin Chains |
SI1103: K11-Linked Tri-Ubiquitin | SI-1103-0100 | Ubiquitin Chains |
SI1104: K11-Linked Tetra-Ubiquitin | SI-1104-0025 | Ubiquitin Chains |
SI1112: DUB-Resistant K11-Linked Di-Ubiquitin | SI-1112-0100 | Ubiquitin Chains |
SI200: Panel Customized Ubiquitin Chain Kit (K6, K11, K27, K29, K33, K48, K63 and linear) | SI-0200-1000 | Ubiquitin Chains |
SI201: Ubiquitin-WT | SI-0201-5000 | Ubiquitin Chains, Ubiquitin Chains and Derivatives, Ubiquitin Derivatives |
SI202: Ubiquitin-K6 | SI-0202-1000 | Ubiquitin K to R mutants |
SI203: Ubiquitin-K11 | SI-0203-1000 | Ubiquitin K to R mutants |
SI204: Ubiquitin-K27 | SI-0204-1000 | Ubiquitin K to R mutants |
SI205: Ubiquitin-K29 | SI-0205-1000 | Ubiquitin K to R mutants |
SI206: Ubiquitin-K33 | SI-0206-1000 | Ubiquitin K to R mutants |
SI207: Ubiquitin-K48 | SI-0207-1000 | Ubiquitin K to R mutants |
SI208: Ubiquitin-K63 | SI-0208-1000 | Ubiquitin K to R mutants |
SI209: Ubiquitin-K0 | SI-0209-1000 | Ubiquitin K to R mutants |
SI210: Single Lysine Ubiquitin Explorer Panel | SI-0210-0000 | Ubiquitin K to R mutants |
SI212: Ubiquitin-K6R | SI-0212-1000 | Ubiquitin K to R mutants |
SI213: Ubiquitin-K11R | SI-0213-1000 | Ubiquitin K to R mutants |
SI214: Ubiquitin-K27R | SI-0214-1000 | Ubiquitin K to R mutants |
SI215: Ubiquitin-K29R | SI-0215-1000 | Ubiquitin K to R mutants |
SI216: Ubiquitin-K33R | SI-0216-1000 | Ubiquitin K to R mutants |
SI217: Ubiquitin-K48R | SI-0217-1000 | Ubiquitin K to R mutants |
SI218: Ubiquitin-K63R | SI-0218-1000 | Ubiquitin K to R mutants |
SI219: Ubiquitin-K48R K63R | SI-0219-1000 | Ubiquitin K to R mutants |
SI220: Ubiquitin-AMC | SI-0220-0050 | Ubiquitin Derivatives |
SI230: Ubiquitin-Rhodamine | SI-0230 | Ubiquitin Chains and Derivatives, Ubiquitin Derivatives |
SI233: K63-linked Tetraubiquitin-Rhodamine 110 | SI-0233-0050 | Proteasomal Research Tools, Ubiquitin Chains |
SI238: K48-linked Tetraubiquitin-Rhodamine 110 | SI-0238-0050 | Proteasomal Research Tools, Ubiquitin Chains |
SI240: Ubiquitin- Vinylmethyl ester | SI-0240-0050 | Ubiquitin Derivatives |
SI250: Ubiquitin-Aldehyde | SI-0250-0050 | Ubiquitin Derivatives |
SI2700: Ubiquitin-epsilon-Lys-TAMRA-Gly-OH | SI-2700-0050 | Ubiquitin Derivatives |
SI2702: K27-Linked Di-Ubiquitin | SI-2702-0025 | Ubiquitin Chains |
SI270F: Ubiquitin (fluorescein-labeled) | SI-270F-0100 | Ubiquitin Derivatives |
SI270T: Ubiquitin, TAMRA-labeled | SI-270T-0100 | Ubiquitin Derivatives |
SI280: Ubiquitin, Biotinylated (all lysines unmodified) | SI-0280-0100 | Ubiquitin Derivatives |
SI2902: K29-Linked Di-Ubiquitin | SI-2902-0025 | Ubiquitin Chains |
SI301P: Human Recombinant Phospho-Ubiquitin (Ser65) | SI-0301P | All, Products, Ubiquitin and Neuro-degeneration |
SI3302: K33-Linked Di-Ubiquitin | SI-3302-0025 | Ubiquitin Chains |
SI420: hSUMO1-AMC | SI-0420-0050 | Sumo Derivatives Chain |
SI4802: K48-Linked Di-Ubiquitin | SI-4802-0100 | Ubiquitin Chains |
SI4802B: K48-Linked Biotinylated Di-Ubiquitin | SI-4802-B100 | Ubiquitin Chains |
SI4803: K48-Linked Tri-Ubiquitin | SI-4803-0100 | Neurodegeneration Tools, Phospho-Ubiquitin Chains and Derivatives, Ubiquitin Chains |
SI4804: K48-Linked Tetra-Ubiquitin | SI-4804-0025 | Ubiquitin Chains |
SI4804F: K48-Tetra-Ubiquitin Fluorescein-Labeled | SI-4804-F025 | Ubiquitin Chains |
SI4812: DUB-Resistant K48-Linked Di-Ubiquitin | SI-4812-0100 | Ubiquitin Chains |
SI520: hSUMO2-AMC | SI-0520-0050 | Sumo Derivatives Chain |
SI530: hSUMO2-Rhodamine | SI-0530-0050 | Sumo Derivatives Chain |
SI6302: K63-Linked Di-Ubiquitin | SI-6302-0050 | Ubiquitin Chains |
SI6303: K63-Linked Tri-Ubiquitin | SI-6303-0100 | Ubiquitin Chains |
SI6304: K63-Linked Tetra-Ubiquitin | SI-6304-0025 | Ubiquitin Chains |
SI6304T: K63-Linked Tetra-Ubiquitin, TAMRA-labeled | SI-6304-T025 | Ubiquitin Chains |
SI6312: DUB-Resistant K63-Linked Di-Ubiquitin | SI-6312-0100 | Ubiquitin Chains |
SU202: SUMO-2 | SU-0202-0500 | Sumo Derivatives Chain |
UP100: Monoubiquitylated PTEN Peptide | UP-0100-0050 | Ubiquitin Derivatives |
UP110: Monoubiquitylated Histone H2B Peptide | UP-0110-0050 | Ubiquitin Derivatives |
使用場景:從基礎(chǔ)研究到藥物開發(fā)
LifeSensors的泛素衍生物產(chǎn)品適用于多種研究和應(yīng)用場景,從基礎(chǔ)的生物醫(yī)學(xué)研究到臨床藥物開發(fā)。
基礎(chǔ)研究:細(xì)胞信號(hào)傳導(dǎo)與蛋白質(zhì)調(diào)控
在基礎(chǔ)研究中,LifeSensors的泛素衍生物產(chǎn)品可以幫助研究人員深入理解蛋白質(zhì)調(diào)控在細(xì)胞信號(hào)傳導(dǎo)和生理功能中的作用。通過檢測蛋白質(zhì)的泛素化水平,研究人員可以更準(zhǔn)確地分析蛋白質(zhì)的動(dòng)態(tài)變化,揭示細(xì)胞內(nèi)復(fù)雜的調(diào)控機(jī)制。
藥物開發(fā):靶向蛋白質(zhì)降解
在藥物開發(fā)領(lǐng)域,LifeSensors的泛素衍生物產(chǎn)品為開發(fā)新型藥物提供了強(qiáng)大的工具。通過利用細(xì)胞自身的降解機(jī)制,PROTAC藥物能夠特異性降解目標(biāo)蛋白,從而實(shí)現(xiàn)對疾病的治療。LifeSensors提供的E3泛素連接酶配體和重組蛋白,可用于開發(fā)和優(yōu)化高效的PROTAC藥物。
癌癥研究:降解癌基因
在癌癥研究中,LifeSensors的泛素衍生物產(chǎn)品能夠高效降解癌基因,為癌癥的診斷和治療提供新的靶點(diǎn)。例如,PROTAC技術(shù)已被用于開發(fā)抗腫瘤藥物,通過誘導(dǎo)癌基因的降解,抑制腫瘤生長。
神經(jīng)科學(xué)研究:降解蛋白質(zhì)聚集物
在神經(jīng)科學(xué)領(lǐng)域,蛋白質(zhì)聚集物的積累是許多神經(jīng)退行性疾病的重要病理特征。LifeSensors的泛素衍生物產(chǎn)品能夠特異性降解這些蛋白質(zhì)聚集物,為神經(jīng)退行性疾病的治療提供新的策略。
產(chǎn)品優(yōu)勢:高效、特異、經(jīng)濟(jì)
LifeSensors的泛素衍生物產(chǎn)品具有多項(xiàng)顯著優(yōu)勢,使其在蛋白質(zhì)調(diào)控研究領(lǐng)域脫穎而出。
高效性:LifeSensors的檢測工具和重組蛋白能夠在短時(shí)間內(nèi)高效完成實(shí)驗(yàn),大大加快了研究進(jìn)程。
特異性:LifeSensors的泛素衍生物產(chǎn)品能夠特異性地結(jié)合目標(biāo)蛋白或E3泛素連接酶,確保實(shí)驗(yàn)結(jié)果的可靠性。
經(jīng)濟(jì)性:與傳統(tǒng)的檢測方法和試劑相比,LifeSensors的泛素衍生物產(chǎn)品成本更低,操作更簡單。
靈活性:LifeSensors的泛素衍生物產(chǎn)品適用于多種宿主系統(tǒng)和實(shí)驗(yàn)場景,包括大腸桿菌、酵母、昆蟲細(xì)胞和哺乳動(dòng)物細(xì)胞。
LifeSensors的泛素衍生物產(chǎn)品為蛋白質(zhì)調(diào)控研究帶來了革命性的變革。通過高效、特異、經(jīng)濟(jì)的檢測工具和重組蛋白,LifeSensors為研究人員提供了一個(gè)強(qiáng)大的平臺(tái),幫助他們深入理解蛋白質(zhì)調(diào)控在細(xì)胞生物學(xué)中的作用,探索疾病的發(fā)病機(jī)制,開發(fā)新的治療方法。
無論您是從事基礎(chǔ)研究的科學(xué)家,還是致力于藥物開發(fā)的研究人員,LifeSensors的泛素衍生物產(chǎn)品都將是您不可或缺的工具。加入LifeSensors,讓我們一起開啟蛋白質(zhì)調(diào)控研究的新篇章,探索生命科學(xué)的奧秘!
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