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Ab Peptides(优势品牌)
主营:主营:活性肽
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商品详细Peptides/Peptides International/PKA-363-
Peptides/Peptides International/PKA-363-
Peptides/Peptides International/PKA-363-
商品编号: PKA-363-
品牌: Ab Peptides
市场价: ¥2600.00
美元价: 1560.00
产地: 美国(厂家直采)
公司:
产品分类: 多肽
公司分类: peptides
联系Q Q: 3392242852
电话号码: 4000-520-616
电子邮箱: info@ebiomall.com
商品介绍
  • Product Code: PKA-363
  • Synonyms/Product Alternate Names: Nucleoside diphosphate kinase B, NDPK-B, NDPKB, NM23-H2, NM23B, EC 2.7.4.6, NDP kinase B, C-myc purine-binding transcription factor PUF, NDK B, NME2, puf, MGC111212.
  • NME2 takes an important part in the synthesis of nucleoside triphosphates other than ATP. NME2 negatively controls Rho activity by interacting with AKAP13/LBC. NME2 acts as a transcriptional activator of the MYC gene. NME2 binds DNA non-specifically. NME2 is a heterodimeric enzyme functioning as a nucleoside diphosphate kinase. NME1 and NME2 contain 152 amino acids, A and B polypeptide chains of the NM23 enzyme, respectively. NME2 is identical to the beta subunit of human erythrocyte NDP kinase. NDP kinases participate in the synthesis of nucleoside triphosphates, and NM23 is involved in the regulation of signal transduction by complexing with G proteins, causing activation/inactivation of developmental pathways.Description: NME2 Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 152 amino acids (1-152 a.a.) and having a molecular mass of 17.2kDa. The NME2 is purified by conventional chromatography.Physical Appearance: Sterile Filtered colorless solution.Formulation: The NME2 protein solution contains 20mM Tris-HCl pH-8, 1mM DTT, and 10% glycerol.Stability: Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HAS or BSA). Avoid multiple freeze-thaw cycles.

  • Origin: Escherichia Coli.
  • Storage Conditions: -20 °C
  • One-Letter Code:
    MANLERTFIA IKPDGVQRGL VGEIIKRFEQ KGFRLVAMKF LRASEEHLKQ HYIDLKDRPF FPGLVKYMNS GPVVAMVWEG LNVVKTGRVM LGETNPADSK PGTIRGDFCI QVGRNIIHGS DSVKSAEKEI SLWFKPEELV DYKSCAHDWV YE

Delivery Details: All quantities are subject to availability. Please allow 7-10 days for delivery.

For research use ONLY.Not for use on humans.
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品牌介绍
现代营养学研究发现:人类摄食蛋白质经消化道的酶作用后,大多是以低肽形式消化吸收的,以游离氨基酸形式吸收的 比例很小。进一步的试验又揭示了肽比游离氨基酸消化更快、吸收更多,表明肽的生物效价和营养价值比游离氨基酸更高。这也正是活性肽的无穷魅力所在。 生物活性肽(Bioact ive Peptide s ,BA P)就是对生物机体的生命活动有益或是具有生理作用的肽类化合物, 是一类相对分子质量小于6000Da , 具有多种生物学功能的多肽。其分子结构复杂程度不一,是介于氨基酸与蛋白质之间的分子聚合物,小至由两个氨基酸组成,大至由数十个氨基酸通过肽键连接而成,而且这些多肽可通过磷酸化、糖基化或酰基化而被修饰 [1]  。 生物活性肽有多种多样的生理功能, 如激素作用、免疫调节、抗血栓、抗高血压、降胆固醇、抑菌、抗病毒、抗癌作用等 [2]  。这些功能是原蛋白质或组成氨基酸所不具备的独特的生理机能, 且许多活性肽的组成氨基酸并不一定是必需氨基酸,这就为利用蛋白质资源, 特别是那些原本认为生物效价不高的蛋白质资源利用提供了新的机遇,是当前国际食品界最热门的研究课题和极具发展前景的功能因子。20世纪末,科学家在破解基因的秘密的同时,也对存在于生物体内的另一类奇妙物质的研究发生极大的兴趣。这类物质就是生物活性肽,或称功能肽,由氨基酸组成,是一种小分子的蛋白质,比如胰岛素,就是一种多肽,再如在日本应用广泛的促进钙吸收的CCP,在欧美风靡一时的促进生长的HGH……。