庫存單位: PKSH032720_50μg-ES

重組人 KARS 蛋白(His 標籤),50 μg

賴氨酸-tRNA連接酶,又稱賴氨酰-tRNA合成酶、LysRS、KARS和KIAA0070,屬於II類氨酰-tRNA合成酶家族。 N 端胞質結構域 (1-65) 是一個功能性 tRNA 結合結構域,是核定位所必需的,參與與 DARS 的相互作用,但在與 EEF1A1 的結合中具有排斥作用。中心結構域 (208-259) 參與同型二聚化,並且是與 HIV-1 GAG 相互作用和融入病毒體所必需的。 KARS 透過兩步驟反應催化胺基酸與其同源 tRNA 的特定附著:胺基酸(AA)首先被 ATP 活化形成 AA-AMP,然後轉移到 tRNA 的受體端。 KARS 缺陷是導致 Charcot-Marie-Tooth 病隱性中間型 B (CMTRIB) 的原因。

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Product Specification

Basic Information

Brands:Elabscience

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Place of Origin:中國

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Reconstitution:不適用

Shipping:本產品以液體形式提供。它是在冷凍溫度下用藍冰/凝膠包運輸的。收到後,立即存放在<-20°C的環境中。

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Calculated Molecular Weight:69.1 kDa

Observed Molecular Weight:70-90 kDa

Purity: 以還原 SDS-PAGE 測定,結果 > 95%。

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Storage:儲存溫度<-20°C,可穩定保存6個月。請盡量減少凍融循環。

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Calculated Molecular Weight:69.1 kDa

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Endotoxin: 經 LAL 方法測定,每 μg 蛋白質含量 < 1.0 EU。

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Research Areas:表觀遺傳學和核子訊號

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Bio-activity:未驗證活動

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Formulation:以 0.2 μm 過濾溶液的形式提供,其中含有 20mM Tris-HCl、100mM NaCl、1mM DTT、20% 甘油,pH 8.0。

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