76427
Penicillin Amidase from Escherichia coli
5-10 units/mg protein
Synonim(y):
Penicillin Acylase, Penicillin Amidohydrolase
Zaloguj sięWyświetlanie cen organizacyjnych i kontraktowych
About This Item
Polecane produkty
pochodzenie biologiczne
Escherichia coli
Poziom jakości
Postać
suspension
aktywność właściwa
5-10 units/mg protein
masa cząsteczkowa
Mr ~70000
metody
activity assay: suitable
Zastosowanie
diagnostic assay manufacturing
temp. przechowywania
2-8°C
Szukasz podobnych produktów? Odwiedź Przewodnik dotyczący porównywania produktów
Opis ogólny
Penicillin amidase is a periplasmic 80K heterodimer with A and B chains (209 and 566 amino acids, respectively). It is widely distributed among microorganisms, including bacteria, yeast and filamentous fungi. Among all the sources, the enzyme produced by E. coli is most well-characterized and common for industrial application.
Zastosowanie
Penicillin amidase was used to study its effect in release of fatty acid and HSL (homoserine lactone) from AHLs (N -acylhomoserine lactones) in degradation of antibiotics. It was used as positive control for assaying penicillin G acylase activity in the study of functional analysis of bile salt hydrolase and penicillin acylase family members in Lactobacillus sp. Penicillin amidase may be used for synthesis of 6-aminopenicillanic acid from penicillin-G and for the industrial production of β-lactam antibiotics.
Działania biochem./fizjol.
The biosynthesis of Penicillin amidase in E. coli by hydrophobic protein chromatography is an inducible reaction which is regulated by metabolized carbon source (e.g. polyols, carboxylic acid etc.). It is also influenced by catabolite repression. It catalyzes the formation of amide bonds through an acyl-enzyme intermediate.
Definicja jednostki
1 U corresponds to the amount of enzyme which hydrolyzes 1 μmol benzylpenicillin per minute at pH 7.6 and 37°C
Inne uwagi
Characterization; In enantioselective resolution; Synthesis of ampicillin and benzylpenicillin
This page may contain text that has been machine translated.
Kod klasy składowania
11 - Combustible Solids
Klasa zagrożenia wodnego (WGK)
WGK 1
Temperatura zapłonu (°F)
Not applicable
Temperatura zapłonu (°C)
Not applicable
Certyfikaty analizy (CoA)
Poszukaj Certyfikaty analizy (CoA), wpisując numer partii/serii produktów. Numery serii i partii można znaleźć na etykiecie produktu po słowach „seria” lub „partia”.
Masz już ten produkt?
Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.
Penicillin Acylase in the Industrial Production of ?-Lactam Antibiotics
Bruggink A, Roos EC, Vroom ED
Organic Process Research & Development, 2(2), 128-133 (1998)
A. Guy et al.
Bioorganic & Medicinal Chemistry Letters, 3, 1041-1041 (1993)
H J Duggleby et al.
Nature, 373(6511), 264-268 (1995-01-19)
Penicillin acylase (penicillin amidohydrolase, EC 3.5.1.11) is widely distributed among microorganisms, including bacteria, yeast and filamentous fungi. It is used on an industrial scale for the production of 6-aminopenicillanic acid, the starting material for the synthesis of semi-synthetic penicillins. Its
Ampicillin and cephalexin synthesis catalysed by E. coli penicillin amidase. Yield increase due to substrate recycling
Kasche, V
Biotechnology Letters, 7, 877-882 (1985)
V Kasche et al.
Hoppe-Seyler's Zeitschrift fur physiologische Chemie, 365(12), 1435-1443 (1984-12-01)
Hydrophobic protein chromatography was used to prepare homogeneous fractions of penicillin amidase (EC 3.5.1.11) from E. coli. The apparent ratios of the rate constants for the deacylation of the acyl-penicillin amidase formed in the hydrolysis of phenylacetylglycine or D-phenylglycine methyl
Nasz zespół naukowców ma doświadczenie we wszystkich obszarach badań, w tym w naukach przyrodniczych, materiałoznawstwie, syntezie chemicznej, chromatografii, analityce i wielu innych dziedzinach.
Skontaktuj się z zespołem ds. pomocy technicznej