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NEB 提供的 RNases |鼻 纽英伦价格
来自 : 发布时间:2024-05-21
主页试剂和分子生物学产品RNA 试剂产品RNases 产品RNasesRNases 由 NEB 提供\" RNases Offered by NEBReturn to RNases

核酸外切酶 T (Exo T)(NEB #M0265)也称为 RNase T,是一种单链 RNA (1,2) 或 DNA (3,4) 特异性核酸酶,它需要一个游离的 3´ 末端并去除 3´→ 5´ 方向的核苷酸。核酸外切酶 T 可用于从具有 3´ 延伸 (2) 的 RNA (5) 或 DNA 分子生成平末端。

RNase H(核糖核酸酶 H)(NEB #M0297) 是一种内切核糖核酸酶,可特异性水解与 DNA 杂交的 RNA 的磷酸二酯键。这种酶不消化单链或双链 DNA。它可用于去除与 poly(dT) 杂交的 mRNA 的 poly(A) 尾,或去除 mRNA during 第二链 cDNA 合成

核糖核酸酶 HII(RNase HII)(NEB #M0288) 是一种核糖核酸内切酶,优先在 DNA 双链体的核糖核苷酸的 5´ 处产生缺口。该酶留下 5\' 磷酸和 3\' 羟基末端 (5)。 RNase HII 还会在冈崎片段的 RNA 部分的多个位点产生切口。

ShortCut® RNase III (NEB #M0245) 与其含锰反应缓冲液一起使用,将长双链 RNA 转化为适用于哺乳动物细胞 RNA 干扰的短 (18–25 bp) 干扰 RNA (siRNA) 的异质混合物 (6–8)。 1.5 单位(1 微升)ShortCut RNase III 足以将 1 微克 dsRNA 转化为适用于哺乳动物细胞 RNA 干扰的 siRNA。

XRN-1 (NEB #M0338) 是一种高度加工性的 5´→ 3´ 核糖核酸外切酶,需要 5´ 一磷酸,可用于从 RNA 混合物中去除含有 5´ 一磷酸的 RNA。

RNase If (NEB #M0243) 从 DNA 和蛋白质制备物中去除单链 RNA。

Monarch RNase A (NEB #T3018) 作为 Monarch 基因组 DNA 纯化试剂盒 (NEB #T3010) 的一个组分,Monarch RNase A 降解单链C 和 U 残基的 RNA。该制剂从牛胰腺中纯化,不含蛋白酶或 DNase 活性污染,并且不含残留的宿主 DNA。它在 56°C 下用于 Monarch 基因组 DNA 纯化试剂盒方案,但在 20°C 和 65°C 之间的任何温度下均有活性。它以 50% 甘油、50 mM Tris-Cl pH 7.4 中的 20 mg/ml 溶液形式提供。

(1) Deutscher, M.P.、Marlor, C.W. 和 Zaniewski, R. (1984) Proc。国家队。学院。科学。美国,81, 4290-4293。 PMID:6379642 (2) Deutscher, M.P.和 Marlor, C.W. (1985) J. Biol。化学,260,7067-7071。 PMID:3888994 (3) Viswanathan, M.、Dower, K. D. 和 Lovett, S. T. (1998) J. Biol。化学,273,35126-35131。 PMID:9857048 (4) Zuo, Y. 和 Deutscher, M. P. (1999) Nucleic Acid Res, 27, 4077-4082。 PMID:10497273(5) Rydberg, B. 和 Game, J. (2002) Proc。国家队。学院。科学, 99, 19954-16659. PMID:12475934 (6) Morlighem, J.E. 等人。 (2007) 生物技术,42, 599-606。 PMID:17515198 (7) Yang, D. 等人。 (2002) 过程。国家队。学院。科学。美国,99,9942-9947。 PMID:12096193 (8) Calegari, F. 等人。 (2002) 过程。国家队。学院。科学。美国,99,14236-14240。 PMID:12391321

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发布于 : 2024-05-21 阅读()
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