While long term stability studies have not been conducted, stock solutions of this material are expected to be stable for at least 6 months, when stored at 2-8°C. Note that product C0663, Acetylcholinesterase from Erythrocytes, a solution prepared in HEPES buffer pH 8.0 w/0.1% TRITON® X-100, is assigned a retest date of approximately 2 years from the date of Quality Release. This item is stored at 2-8°C.
サイズを選択してください
| あなたへ/カタログ番号 | 在庫状況 | 単価 |
|---|---|---|
500 units | 出荷予測2026年6月01日from市川市大町368 | ¥23,900 |
2000 units | カートの在庫状況を確認する | ¥65,800 |
10000 units | 出荷予測2026年6月01日from市川市大町368 | ¥128,000 |
この商品について
type
Type VI-S
Quality Segment
form
lyophilized powder
specific activity
200-1,000 units/mg protein
mol wt
280 kDa
composition
Protein, ≥45% biuret
solubility
20 mM Tris HCl buffer, pH 7.5: soluble 1.0 mg/mL, clear(lit.)
application(s)
diagnostic assay manufacturing
storage temp.
−20°C
General description
等電点:5.5
消散係数: E1% = 18.0(280 nm)
電気ウナギ(Electrophorus electricus)由来のアセチルコリンエステラ-ゼは、4個の同一のサブユニット(分子量70 kDa)からなる四量体です。各サブユニットには1個の活性部位があります。ヘキソサミンを含有する糖タンパク質です。
Application
Biochem/physiol Actions
Physical form
Preparation Note
Analysis Note
Other Notes
1 of 1
当該品目 | |||
|---|---|---|---|
| specific activity 200-1,000 units/mg protein | specific activity ≥1,000 units/mg protein | specific activity ≥900 units/mg protein | specific activity ≥1,000 units/mg protein (BCA) |
| form lyophilized powder | form lyophilized powder | form lyophilized powder | form lyophilized powder |
| application(s) diagnostic assay manufacturing | application(s) - | application(s) diagnostic assay manufacturing | application(s) - |
| mol wt 280 kDa | mol wt 280 kDa | mol wt tetramer 440 kDa | mol wt 64.6 kDa |
| solubility 20 mM Tris HCl buffer, pH 7.5: soluble 1.0 mg/mL, clear(lit.) | solubility Tris buffer: 1 mg/mL (0.02 M Tris buffer, pH 7.5) | solubility H2O: soluble 10 mg/mL | solubility - |
| storage temp. −20°C | storage temp. −20°C | storage temp. −20°C | storage temp. −20°C |
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保管分類
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
適用法令
試験研究用途を考慮した関連法令を主に挙げております。化学物質以外については、一部の情報のみ提供しています。 製品を安全かつ合法的に使用することは、使用者の義務です。最新情報により修正される場合があります。WEBの反映には時間を要することがあるため、適宜SDSをご参照ください。
C3389-10KU: + C3389-BULK: + C3389-500UN: + C3389-2KU: + C3389-VAR:
jan
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How can I store this enzyme after dissolving it in Tris Buffer for long term?
1 回答-
役に立ちましたか?
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Could you please provide the Uniprot accession number for this product? Also, in general, it would be very helpful if this information were included for any items in your catalog that are proteins. Thanks!
1 回答-
UniProt number O42275 is for Protein Acetylcholinesterase, Organism Electrophorus electricus (Electric eel) (Gymnotus electricus).
役に立ちましたか?
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The bottle mentions the concentration as 200-1000 U/mg. What exact concentration should we consider for calculation purposes?
1 回答-
The exact concentration is listed on the lot specific Certificate of Analysis. Please see the sample certificate of analysis: https://www.sigmaaldrich.com/certificates/COFA/C3/C3389/C3389-BULK________SLCJ8803__.pdf
役に立ちましたか?
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