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Merck
CN

D4288

Sigma-Aldrich

双半乳糖醛酸

≥85% (HPLC)

别名:

α-D-GalA-(1→4)-D-GalA

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About This Item

经验公式(希尔记法):
C12H18O13
CAS号:
分子量:
370.26
MDL编号:
UNSPSC代码:
12352201
PubChem化学物质编号:
NACRES:
NA.25

生物来源

synthetic (organic)

质量水平

方案

≥85% (HPLC)

表单

powder

颜色

white to off-white

溶解性

water: 50 mg/mL, clear, colorless to faintly yellow

储存温度

−20°C

SMILES字符串

OC(C=O)C(O)C(OC1OC(C(O)C(O)C1O)C(O)=O)C(O)C(O)=O

InChI

1S/C12H18O13/c13-1-2(14)3(15)8(7(19)10(20)21)24-12-6(18)4(16)5(17)9(25-12)11(22)23/h1-9,12,14-19H,(H,20,21)(H,22,23)

InChI key

SYBQLSSECRIKMJ-UHFFFAOYSA-N

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应用

体内源自果胶分解代谢的二半乳糖醛酸(DGA)用于酶(例如蛋白酶K)的共结晶。它在半乳糖醛酸代谢研究中用作底物,以鉴定、区分和表征内聚和外聚半乳糖醛酸酶和葡萄糖酶。 DGA用于研究诸如TogMNAB ABC转运蛋白之类的系统对寡半乳糖醛酸的转运。

其他说明

为了全面了解我们针对客户研究提供的各种二糖产品,建议您访问我们的碳水化合物分类页面。

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)


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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V E Miamin et al.
Genetika, 40(9), 1187-1193 (2004-11-24)
A mutant that cannot utilize pectin substances of plant cell walls was obtained via insertion of mini-mini-Tn5xylE transposon into the chromosome of phytopathogenic bacteria Erwinia carotovora subsp. atroseptica. The inability of mutant cells to utilize these substrates was caused by
V Valmeekam et al.
Molecular plant-microbe interactions : MPMI, 14(6), 816-820 (2001-06-02)
The negative regulatory protein ExuR in Erwinia chrysanthemi regulates expression of the galacturonate uptake (exuT) and utilization (uxaA, uxaB, uxaC) genes. We cloned and determined the nucleotide sequence of the exuR gene from E. chrysanthemi EC16. Analysis of the deduced
Lisha Zhang et al.
Fungal genetics and biology : FG & B, 48(10), 990-997 (2011-06-21)
D-galacturonic acid is the most abundant component of pectin, one of the major polysaccharide constituents of plant cell walls. Galacturonic acid potentially is an important carbon source for microorganisms living on (decaying) plant material. A catabolic pathway was proposed in
N Hugouvieux-Cotte-Pattat et al.
Molecular microbiology, 41(5), 1113-1123 (2001-09-14)
The bacterium Erwinia chrysanthemi, which causes soft rot disease on various plants, is able to use pectin as a carbon source for growth. Knowledge of the critical step in pectin catabolism which allows the entry of pectic oligomers into the
S Gognies et al.
Journal of industrial microbiology & biotechnology, 39(7), 1023-1029 (2012-03-01)
In Saccharomyces cerevisiae, an endopolygalacturonase encoded by the PGL1 gene catalyzes the random hydrolysis of the α-1,4 glycosidic linkages in polygalacturonic acid. To study the regulation of the PGL1 gene, we constructed a reporter vector containing the lacZ gene under

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