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D7006

Sigma-Aldrich

二氢叶酸

≥90%

同義詞:

7,8-二氢蝶酰- L -谷氨酸, FAH2, 二氢蝶酰- L -谷氨酸

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About This Item

經驗公式（希爾表示法）:
C19H21N7O6
CAS號碼:
4033-27-6
分子量：:
443.41
Beilstein:
69017
MDL號碼:
MFCD00083619
分類程式碼代碼:
12352106
PubChem物質ID:
24894068
NACRES:
NA.79

生物源

synthetic (organic)

品質等級

200

化驗

≥90%

形狀

powder

顏色

light yellow to dark yellow-orange

儲存溫度

−20°C

SMILES 字串

NC1=NC(=O)C2=C(NCC(CNc3ccc(cc3)C(=O)N[C@@H](CCC(O)=O)C(O)=O)=N2)N1

InChI

1S/C19H21N7O6/c20-19-25-15-14(17(30)26-19)23-11(8-22-15)7-21-10-3-1-9(2-4-10)16(29)24-12(18(31)32)5-6-13(27)28/h1-4,12,21H,5-8H2,(H,24,29)(H,27,28)(H,31,32)(H4,20,22,25,26,30)/t12-/m0/s1

InChI 密鑰

OZRNSSUDZOLUSN-LBPRGKRZSA-N

基因資訊

human ... DHFRP1(573971)
mouse ... Dhfr(13361)

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相關類別

一般說明

通过二氢叶酸还原酶 (DHFR) 将膳食叶酸转化为四氢叶酸的中间产物。在细菌中，二氢叶酸是 7,8-二氢蝶酸由二氢叶酸合成酶生成。

應用

二氢叶酸用于心肌黄酶偶联测定，测定二氢叶酸还原酶（DHFR）活性。它也用作测定缓冲液成分，确定二氢叶酸还原酶（DHFR）的活性。

生化／生理作用

叶酸 (FA) 和二氢叶酸 (FAH2) 是二氢叶酸还原酶 (s) 的底物，将其还原成四氢叶酸 (THF)，后者支持“一碳”转移。嘌呤、胸苷酸和各种氨基酸的从头合成以及翻译后甲基化（表观遗传学）需要四氢叶酸。

包裝

密封安瓿。

相關產品

產品號碼
描述
訂價

象形圖

Exclamation mark
GHS07

訊號詞

Warning

危險聲明

H315,H319,H335

危險分類

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

11 - Combustible Solids

水污染物質分類（WGK）

WGK 3

閃點（°F）

Not applicable

閃點（°C）

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves

分析證明 (COA)

輸入產品批次/批號來搜索 分析證明 (COA)。在產品’s標籤上找到批次和批號，寫有 ‘Lot’或‘Batch’.。

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Tobias Sahr et al.
The Biochemical journal, 396(1), 157-162 (2006-02-10)
pABA (p-aminobenzoate) is a precursor of folates and, besides esterification to glucose, has no other known metabolic fate in plants. It is synthesized in two steps from chorismate and glutamine, the first step being their conversion into glutamate and ADC
Karunesh Arora et al.
Journal of the American Chemical Society, 131(15), 5642-5647 (2009-03-28)
Conformational changes in enzymes are well recognized to play an important role in the organization of the reactive groups for efficient catalysis. This study reveals atomic and energetic details of the conformational change process that precedes the catalytic reaction of
Nina M Antikainen et al.
Biochemistry, 44(51), 16835-16843 (2005-12-21)
Ensemble kinetics and single-molecule fluorescence microscopy were used to study conformational transitions associated with enzyme catalysis by dihydrofolate reductase (DHFR). The active site loop of DHFR was labeled with a fluorescence quencher, QSY35, at amino acid position 17, and the
T Yoshikawa et al.
Biotechnology and bioengineering, 74(5), 435-442 (2001-06-28)
In previous work, we clarified the relationship between the productivity and stability of gene-amplified cells and the location of the amplified gene. The location of the amplified gene enabled us to classify resistant cells into two types. One type of
T Yoshikawa et al.
Biotechnology progress, 16(5), 710-715 (2000-10-12)
Previously, we established an easy and quick construction method for obtaining a stable and highly productive gene-amplified recombinant Chinese hamster ovary (CHO) cell line. With a gradual increase in methotrexate (MTX) concentration, gene-amplified cell pools had high and stable specific
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