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M1882

Sigma-Aldrich

肌红蛋白 来源于马心脏

≥90% (SDS-PAGE), essentially salt-free, lyophilized powder

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别名:
肌红蛋白 来源于马心脏
CAS号:
100684-32-0
EC 号:
309-705-0
MDL编号:
MFCD00131643
NACRES:
NA.61

生物来源

equine heart

质量水平

200

检测方案

≥90% (SDS-PAGE)

形式

essentially salt-free, lyophilized powder

铁含量

≥0.20%

技术

MALDI-MS: suitable

UniProt登记号

P68082

储存温度

−20°C

基因信息

horse ... MB(100054434)

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应用

来自马心脏的肌红蛋白适用于：
  • Beckman DU-50或Gilford 2400分光光度计的光谱测定
    • 通过使用单通道衰减全反射傅里叶变换红外（ATR-FT-IR）显微镜对
  • H2O溶液中蛋白质的二级结构进行分析
  • 电喷雾质谱质量标度的校准（浓度为2 pmol/μL）
  • 研究用于MALDI质谱的在线单液滴沉积
  • 检测融合二氧化硅和聚丙烯酰胺涂层毛细血管中蛋白质的吸附

生化/生理作用

肌红蛋白是在红色肌肉和心脏细胞中产生的氧的移动载体。该过程是对运动过程中氧气需求增加的反应，并可将氧气从肌膜传递至脊椎动物心脏和红色肌肉细胞的线粒体中。

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

分析证书(COA)

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示例

T1503
货号
-
25G
包装规格/数量

其它示例：

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

输入内容 1.000309185)

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索取COA

  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. What is the molecular weight of Product M1882, Myoglobin from equine heart?

    Based on the amino acid sequence (16,950) plus the heme group (616), the molecular weight is approximately 17,600 g/mol.

  4. Is Product M1882, Myoglobin from equine heart, oxidized?

    Yes, it is oxidized.

  5. Is Product M1882, Myoglobin from equine heart, metmyoglobin?

    The M1882 is a mixture, but we have not analyzed the percentages of the oxidized myoglobin or the reduced myoglobin in the product.

  6. Which has more affinity for oxygen, hemoglobin or myoglobin?

    The affinity of myoglobin for oxygen is higher than that of hemoglobin.

  7. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  8. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  9. Do you have the sequence for Product M1882, Myoglobin from equine heart?

    Product M1882 - Myoglobin from equine heart is purified from equine heart.  It is not sequenced.Accession P68082 for equine myoglobin has the following sequenceMGLSDGEWQQVLNVWGKVEADIAGHGQEVLIRLFTGHPETLEKFDKFKHLKTEAEMKASE DLKKHGTVVLTALGGILKKKGHHEAELKPLAQSHATKHKIPIKYLEFISDAIIHVLHSKHPGDFGADAQGAMTKALELFRNDIAAKYKELGFQGI hope that you find this information helpful.If you have further questions, please reply to this email.Sincerely,Audrey FlemingSigma-Aldrich Technical Service

  10. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

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The first committed step of transsulfuration is catalyzed by cystathionine beta-synthase (CBS), a known pyridoxal 5'-phosphate (PLP) enzyme. The inferred amino acid sequences of rat liver CBS and rat liver hemoprotein H-450 are identical. We now confirm the presence of
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