{"id":4429,"date":"2021-03-09T14:01:53","date_gmt":"2021-03-09T14:01:53","guid":{"rendered":"https:\/\/longchangchemical.com\/?p=4429"},"modified":"2026-04-28T10:41:48","modified_gmt":"2026-04-28T10:41:48","slug":"biotransformation-of-saponins","status":"publish","type":"post","link":"https:\/\/longchangchemical.com\/pt\/biotransformation-of-saponins\/","title":{"rendered":"Biotransforma\u00e7\u00e3o de saponinas"},"content":{"rendered":"<h4 class=\"wp-block-heading\">As saponinas s\u00e3o uma classe de glicos\u00eddeos em que os aglicones s\u00e3o compostos de triterpeno ou esterano. Elas s\u00e3o um dos ingredientes eficazes de muitos medicamentos fitoter\u00e1picos chineses, como o ginseng, o alca\u00e7uz e o inhame (a estrutura principal das saponinas \u00e9 mostrada na Figura 1). Aumentam a imunidade e outras fun\u00e7\u00f5es. H\u00e1 muitos relat\u00f3rios sobre a biotransforma\u00e7\u00e3o de ginsenos\u00eddeos na literatura. Atualmente, mais de 150 tipos de ginsenos\u00eddeos foram separados e identificados. O conte\u00fado dos ginsenos\u00eddeos Rb1, Rb2, Rc, Rd, Re e Rg1 chega a 80%, enquanto o conte\u00fado dos ginsenos\u00eddeos Rg3, Rh2, F2 e Composto K (C-K) e outras saponinas raras t\u00eam pouco ou nenhum conte\u00fado. Estudos demonstraram que algumas saponinas raras t\u00eam boas atividades farmacol\u00f3gicas. Entretanto, devido ao baixo teor, a prepara\u00e7\u00e3o e a produ\u00e7\u00e3o s\u00e3o restritas. O mesmo tipo de ginsenos\u00eddeo tem o mesmo aglicona, mas a cadeia de a\u00e7\u00facar \u00e9 diferente. Os ginsenos\u00eddeos raros e o maior teor do mesmo tipo de saponinas geralmente diferem apenas em 2 a 3 grupos de a\u00e7\u00facar. Portanto, o mesmo tipo de saponina rara ativa pode ser preparado por hidr\u00f3lise enzim\u00e1tica de saponina de alto teor.<\/h4>\n\n<!-- lc-qa-start -->\n<p><strong>Resposta r\u00e1pida:<\/strong> Uma decis\u00e3o pr\u00e1tica sobre enzimas ou ingredientes alimentares come\u00e7a com o objetivo do processo, depois verifica a atividade, a janela de aplica\u00e7\u00e3o, o impacto sensorial e a consist\u00eancia entre lotes antes do aumento de escala.<\/p>\n<!-- lc-qa-end -->\n\n\n\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"554\" height=\"116\" class=\"wp-image-4430\" src=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/03\/image.png\" alt=\"\" srcset=\"https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/03\/image.png 554w, https:\/\/longchangchemical.com\/wp-content\/uploads\/2021\/03\/image-300x63.png 300w\" sizes=\"(max-width: 554px) 100vw, 554px\" \/><\/figure>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">Figura 1. Estrutura das principais saponinas<\/h4>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">Diferentes hidrolases de glicos\u00eddeos t\u00eam diferentes seletividades, e as vias para hidrolisar os ginsenos\u00eddeos tamb\u00e9m s\u00e3o diferentes. Conforme mostrado na Tabela 1, diferentes hidrolases de glicos\u00eddeo podem ser usadas para preparar diferentes ginsenos\u00eddeos raros. O ginsenos\u00eddeo Rd pode ser preparado pela hidr\u00f3lise dos ginsenos\u00eddeos Rb1, Rb2, Rb3 e do grupo de a\u00e7\u00facar externo C-20 de Rc. A \u03b2-glucosidase isolada e purificada do caracol de jade branco da China e do Thermus caldophilus pode converter o ginsenos\u00eddeo Rb1 em Rd. Kim et al. a obtiveram de microrganismos do solo usando a tecnologia de clonagem molecular para converter o ginsenos\u00eddeo Rb1, que \u00e9 a glicos\u00eddeo hidrolase recombinante de Rd. Posteriormente, os pesquisadores clonaram a glucosidase da Thermotoga thermarum e da Bifidobacterium longum H-1, o que melhorou a efici\u00eancia da transforma\u00e7\u00e3o e da prepara\u00e7\u00e3o do ginsenos\u00eddeo Rd. A glucosidase obtida de Flavobacterium johnsoniae e Thermus thermophilus por meio de tecnologia recombinante pode n\u00e3o apenas converter o ginsenos\u00eddeo Rb1 em Rd, mas tamb\u00e9m hidrolisar a cadeia de a\u00e7\u00facar C-20 do ginsenos\u00eddeo XVII (G17) para produzir o ginsenos\u00eddeo F2. Al\u00e9m da glucosidase, a \u03b1-L-arabinofuranos\u00eddeo hidrolase, que pode converter o ginsenos\u00eddeo Rc em Rd, foi obtida da raiz do ginseng e da Leuconostoc sp. A \u0391-L-arabinofuranos\u00eddeo hidrolase e a \u03b1-L-arabinopiranos\u00eddeo hidrolase foram obtidas da Bifidobacterium breve e da Bifidobacterium longum, que podem transformar os ginsenos\u00eddeos Rc e Rb2 em Rd. Foi relatado na literatura que a \u03b1-L-arabinofuranos\u00eddeo hidrolase em Caldicellulosiruptor saccharolyticus e Rhodanobacter ginsenosidimutans pode n\u00e3o apenas hidrolisar o ginsenos\u00eddeo Rc em Rd, mas tamb\u00e9m converter o composto Mc1 (C-Mc1) em F2. A hidrolase de glicos\u00eddeo isolada e purificada de Aspergillus por Yu et al. pode converter todos os ginsenos\u00eddeos Rb1, Rb2, Rb3 e Rc em Rd. Algumas hidrolases de glicos\u00eddeo podem hidrolisar completamente as cadeias de a\u00e7\u00facar na posi\u00e7\u00e3o C-20 em mol\u00e9culas como os ginsenos\u00eddeos do tipo glicol Rb1, Rb2, Rb3, Rc e Rd, para gerar o ginsenos\u00eddeo Rg3, que permite a produ\u00e7\u00e3o em larga escala de Rg3 e \u00e9 desenvolvido como um medicamento antitumoral. A glucosidase em Paecilomyces bainier e Microbacterium esteraromaticum pode hidrolisar diretamente o ginsenos\u00eddeo Rb1 em Rg3, enquanto a glucosidase isolada e purificada de Microbacterium esteraromaticum pode hidrolisar o ginsenos\u00eddeo Rb2 em Rg3. A hidrolase de glicos\u00eddeo recombinante clonada da Pseudonocardia pela tecnologia de clonagem molecular pode transformar os ginsenos\u00eddeos Rb1, Rb3 e Rd para preparar o Rg3. Da mesma forma, uma s\u00e9rie de ginsenos\u00eddeos raros ativos pode ser preparada pela hidr\u00f3lise do grupo de a\u00e7\u00facar na posi\u00e7\u00e3o C-3 dos ginsenos\u00eddeos. A glucosidase recombinante clonada de Sphingomonas e Sphingopyxis alaskensis pode hidrolisar a glicose fora da cadeia de a\u00e7\u00facar na posi\u00e7\u00e3o C-3 nas mol\u00e9culas de ginsenos\u00eddeo Rb1, Rb2, Rc, Rd e Rg3 e preparar G17, Composto O (CO) e C-Mc1, F2 e Rh2. Algumas glicosidases podem hidrolisar diretamente o grupo glucosil interno na posi\u00e7\u00e3o C-3. Por exemplo, a glucosidase de Terrabacter ginsenosidimutans e Esteya vermicola pode hidrolisar a cadeia de a\u00e7\u00facar na posi\u00e7\u00e3o C-3 das mol\u00e9culas de ginsenos\u00eddeo Rb1, Rb2, Rb3, Rc e Rd para produzir a saponina correspondente LXXV (G75), o Composto Y (C-Y), o Composto Mx (C-Mx), o Composto Mc (C-Mc) e C-K. Al\u00e9m disso, algumas hidrolases de glicos\u00eddeo podem hidrolisar simultaneamente os grupos de a\u00e7\u00facar C-20 e C-3 em ginsenos\u00eddeos do tipo glicol. A glucosidase recombinante clonada de Arthrobacter chlorophenolicus pode converter os ginsenos\u00eddeos Rb1, Rb2 e Rc em F2. A hidrolase de glicos\u00eddeo da Fusobacterium K60, os fungos endof\u00edticos GE 17-18, Sulfolobus acidocaldarius, Aspergillus niger e Microbacteriu esteraromaticum podem hidrolisar o ginsenos\u00eddeo Rb1 para produzir C-K.<\/h4>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">Tabela 1. Biotransforma\u00e7\u00e3o de ginsenos\u00eddeos por glicosidase<\/h4>\r\n\r\n\r\n\r\n<figure class=\"wp-block-table\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td>Produto<\/td>\r\n<td>Substrato<\/td>\r\n<td>Rea\u00e7\u00e3o<\/td>\r\n<td>Organismo<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td>Caracol de jade branco da China<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Thermus<\/em><em>\u00a0<\/em><em>caldofilo<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td>Bact\u00e9rias n\u00e3o cultivadas<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Thermotoga<\/em><em>\u00a0<\/em><em>termal<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Bifidobacterium<\/em><em>\u00a0<\/em><em>longum<\/em><em>\u00a0<\/em>H-1<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Flavobact\u00e9ria<\/em><em>\u00a0<\/em><em>johnsoniae<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Thermus<\/em><em>\u00a0<\/em><em>term\u00f3filo<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Penicillium<\/em><em>\u00a0<\/em><em>oxalicum<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Cladosporium<\/em><em>\u00a0<\/em><em>fulvo<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rc<\/td>\r\n<td>\u03b1-L-Arabinofuranosidase<\/td>\r\n<td><em>Panax<\/em><em>\u00a0<\/em><em>ginseng<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rc<\/td>\r\n<td>\u03b1-L-Arabinofuranosidase<\/td>\r\n<td><em>Leuconostoc<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rc<\/td>\r\n<td>\u03b1-L-Arabinofuranosidase<\/td>\r\n<td><em>Bifidobacterium<\/em><em>\u00a0<\/em><em>breve<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rc<\/td>\r\n<td>\u03b1-L-Arabinofuranosidase<\/td>\r\n<td><em>Bifidobacterium<\/em><em>\u00a0<\/em><em>longum<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rc<\/td>\r\n<td>\u03b1-L-Arabinofuranosidase<\/td>\r\n<td><em>Caldicellulosiruptor<\/em><em>\u00a0<\/em><em>saccharolyticus<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rc<\/td>\r\n<td>\u03b1-L-Arabinofuranosidase<\/td>\r\n<td><em>Rhodanobacter<\/em><em>\u00a0<\/em><em>ginsenosidimutans<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb2<\/td>\r\n<td>\u03b1-L-Arabinopiranosidase<\/td>\r\n<td><em>Bifidobacterium<\/em><em>\u00a0<\/em><em>breve<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb2<\/td>\r\n<td>\u03b1-L-Arabinopiranosidase<\/td>\r\n<td><em>Bifidobacterium<\/em><em>\u00a0<\/em><em>longum<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rd<\/td>\r\n<td>Rb1\/Rb2\/Rb3\/Rc<\/td>\r\n<td>Glicosidase<\/td>\r\n<td><em>Aspergillus<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rg3<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Paecilomyces<\/em><em>\u00a0<\/em><em>bainier<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rg3<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Microbact\u00e9ria<\/em><em>\u00a0<\/em><em>esterarom\u00e1tico<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rg3<\/td>\r\n<td>Rb2<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Microbact\u00e9ria<\/em><em>\u00a0<\/em><em>esterarom\u00e1tico<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rg3<\/td>\r\n<td>Rb1\/Rb3\/Rd<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Pseudonocardia<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>G17<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Sphingomonas<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>G17<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Esfingopixe<\/em><em>\u00a0<\/em><em>alaskensis<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>G17<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Cellulosimicrobium<\/em><em>\u00a0<\/em><em>celulanos<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>G75<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Terrabacter<\/em><em>\u00a0<\/em><em>ginsenosidimutans<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>G75<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Esteya<\/em><em>\u00a0<\/em><em>vermicola<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F2<\/td>\r\n<td>G17<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Flavobact\u00e9ria<\/em><em>\u00a0<\/em><em>johnsoniae<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F2<\/td>\r\n<td>G17<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Thermus<\/em><em>\u00a0<\/em><em>term\u00f3filo<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F2<\/td>\r\n<td>C-Mc<sub>1<\/sub><\/td>\r\n<td>\u03b1-L-Arabinofuranosidase<\/td>\r\n<td><em>Caldicellulosiruptor<\/em><em>\u00a0<\/em><em>saccharolyticus<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F2<\/td>\r\n<td>C-Mc<sub>1<\/sub><\/td>\r\n<td>\u03b1-L-Arabinofuranosidase<\/td>\r\n<td><em>Rhodanobacter<\/em><em>\u00a0<\/em><em>ginsenosidimutans<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F2<\/td>\r\n<td>Rd<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Cellulosimicrobium<\/em><em>\u00a0<\/em><em>celulanos<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F2<\/td>\r\n<td>Rb1\/Rb2\/Rc<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Arthrobacter<\/em><em>\u00a0<\/em><em>clorofen\u00f3lico<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rh2<\/td>\r\n<td>Rg3<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Esfingopixe<\/em><em>\u00a0<\/em><em>alaskensis<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>CK<\/td>\r\n<td>Rd<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Terrabacter<\/em><em>\u00a0<\/em><em>ginsenosidimutans<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>CK<\/td>\r\n<td>Rd<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Esteya<\/em><em>\u00a0<\/em><em>vermicola<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>CK<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Fusobact\u00e9ria<\/em><em>\u00a0<\/em>K-60<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>CK<\/td>\r\n<td>Rb1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td>fungos endof\u00edticos GE 17-18<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>CK<\/td>\r\n<td>Rb1\/Rb2<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Sulfolobus<\/em><em>\u00a0<\/em><em>acidocald\u00e1rio<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>CK<\/td>\r\n<td>Rb1\/Rb2\/Rb3\/Rc<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Aspergillus<\/em><em>\u00a0<\/em><em>N\u00edger<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>CK<\/td>\r\n<td>Rb1\/Rb2<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Microbact\u00e9rias<\/em><em>\u00a0<\/em><em>esterarom\u00e1tico<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>C-O<\/td>\r\n<td>Rb2<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Cellulosimicrobium<\/em><em>\u00a0<\/em><em>celulanos<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>C-Y<\/td>\r\n<td>Rb2<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Terrabacter ginsenosidimutans<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>C-Mc<\/td>\r\n<td>Rc<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Terrabacter ginsenosidimutans<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>C-Mc1<\/td>\r\n<td>Rc<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Cellulosimicrobium cellulans<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>C-Mx<\/td>\r\n<td>Rb3<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Terrabacter ginsenosidimutans<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rg2<\/td>\r\n<td>Re<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Microbacterium esteraromaticum<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rg2<\/td>\r\n<td>Re<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Mucilaginibacter<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rg2<\/td>\r\n<td>Re<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Pseudonocardia<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rh1<\/td>\r\n<td>Rg1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Microbacterium esteraromaticum<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rh1<\/td>\r\n<td>Rf<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Pyrococcus furiosus<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rh1<\/td>\r\n<td>Rf<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Aspergillus niger<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rh1<\/td>\r\n<td>Rg2<\/td>\r\n<td>\u03b1-L-Rhamnosidase<\/td>\r\n<td><em>Absidia<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Rh1<\/td>\r\n<td>R2<\/td>\r\n<td>\u03b2-xilosidase<\/td>\r\n<td><em>Thermoanaerobacterium<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F1<\/td>\r\n<td>Rg1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Fusarium moniliforme<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F1<\/td>\r\n<td>Rg1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Penicillium sclerotiorum<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>F1<\/td>\r\n<td>Rg1<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Sanguibacter keddieii<\/em><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">G17: gypenoside XVII; G75: gypenoside LXXV; C-O: composto O; C-Y: composto Y; C-Mc1: composto Mc1; C-Mc: composto Mc; C-Mx: composto Mx; C-K: composto K.<\/h4>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">Os grupos de a\u00e7\u00facar C-6 e C-20 nos ginsenos\u00eddeos triol tamb\u00e9m podem ser hidrolisados por hidrolases de glicos\u00eddeo. O ginsenos\u00eddeo Rg2 pode ser obtido pela hidr\u00f3lise da glicose C-20 na mol\u00e9cula de Re pela glicosidase. A glucosidase recombinante clonada de Microbacterium esteraromaticum, Mucillaginibacter e Pseudonocardia pode n\u00e3o apenas converter o ginsenos\u00eddeo Re em Rg2, mas tamb\u00e9m o ginsenos\u00eddeo Rg1 \u00e9 convertido em Rh1. A glicose, a ramnose e a xilose fora da posi\u00e7\u00e3o C-6 do ginsenos\u00eddeo Rf, Rg2 e R2 podem ser convertidas para preparar Rh1. Ao contr\u00e1rio do ginsenos\u00eddeo Rh1, o ginsenos\u00eddeo F1 tem apenas uma glicose ligada \u00e0 posi\u00e7\u00e3o C-20 de seu aglicona. A glucosidase em Fusarium moniliforme, Penicillium sclerotiorum e Sanguibacter keddieii pode hidrolisar especificamente a glicose C-6 do ginsenos\u00eddeo Rg1 para produzir o ginsenos\u00eddeo F1.<\/h4>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">A glicos\u00eddeo hidrolase n\u00e3o \u00e9 usada apenas para transformar e preparar ginsenos\u00eddeos raros ativos, mas tamb\u00e9m \u00e9 amplamente usada para hidrolisar e modificar saponinas como as do alca\u00e7uz, da soja e do inhame (Tabela 2). A glucuronidase isolada e purificada de Streptococcus LJ-22 e Penicillium purpurogenum Li-3 pode hidrolisar a glicirrizina para produzir \u00e1cido monoglucur\u00f4nico de glicirrizina, e n\u00e3o h\u00e1 subproduto \u00e1cido glicirret\u00ednico. Morana et al. usaram a glucuronidase derivada do Aspergillus niger para hidrolisar completamente a glicirrizina e produzir o \u00e1cido glicirret\u00ednico. A hidrolase de sojaaponina isolada e purificada de Aspergillus oryzae pode hidrolisar a sojaaponina I para produzir sojaaponol B. Uma nova hidrolase de saponina de soja em Neocosmospora vasinfecta pode converter a saponina de soja I, II e III em saponina de soja B, o que proporciona uma ferramenta eficaz para a prepara\u00e7\u00e3o de saponina de soja com regula\u00e7\u00e3o antioxidante e de lip\u00eddios no sangue. Entre as saponinas esteroidais, a pesquisa e a compara\u00e7\u00e3o da modifica\u00e7\u00e3o da hidr\u00f3lise da cadeia de a\u00e7\u00facar da dioscina s\u00e3o sistem\u00e1ticas. Inoue et al. isolaram e purificaram uma glucosidase de Costus speciosus que pode hidrolisar a diosgenina original para produzir diosgenina. Liu et al. isolaram, purificaram e clonaram de Aspergillus oryzae para obter uma hidrolase de dioscina recombinante, que pode hidrolisar os grupos glucosil e \u03b1-1,4 ramnosil na dioscina para produzir dioscina III. A \u03b1-L-ramnosidase isolada e purificada por Feng et al. de Curvularia lunata pode hidrolisar o grupo \u03b1-1,2 ramnosil na dioscina para produzir dioscina V. Qian et al. isolaram e purificaram uma \u03b1-L-ramnosidase de f\u00edgado bovino fresco, que pode hidrolisar os dois grupos \u03b1-1,2 e \u03b1-1,4 ramnosil na diosgenina para formar um grupo glicose. -Diosgenina. Fu et al. isolaram e purificaram a diosgenina hidrolase da Absidia, que pode hidrolisar completamente a diosgenina em diosgenina.<\/h4>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">Tabela 2. Biotransforma\u00e7\u00e3o de outras saponinas por glicosidase<\/h4>\r\n\r\n\r\n\r\n<figure class=\"wp-block-table\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td>Produto<\/td>\r\n<td>Substrato<\/td>\r\n<td>Rea\u00e7\u00e3o<\/td>\r\n<td>Organismo<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>GAMG<\/td>\r\n<td>Glycyrrhizin<\/td>\r\n<td>\u03b2-Glucuronidase<\/td>\r\n<td><em>Streptococcus<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>GAMG<\/td>\r\n<td>Glycyrrhizin<\/td>\r\n<td>\u03b2-Glucuronidase<\/td>\r\n<td><em>Penicillium purpurogenum<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>\u00c1cido glicirret\u00ednico<\/td>\r\n<td>Glycyrrhizin<\/td>\r\n<td>\u03b2-Glucuronidase<\/td>\r\n<td><em>Aspergillus niger<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Sojaapogenol B<\/td>\r\n<td>Sojasaponina I<\/td>\r\n<td>Saponina hidrolase de soja<\/td>\r\n<td><em>Aspergillus oryzae<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Sojaapogenol B<\/td>\r\n<td>Sojasaponina<\/td>\r\n<td>Saponina hidrolase de soja<\/td>\r\n<td><em>Neocosmospora vasinfecta<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Dioscina<\/td>\r\n<td>Protodioscina<\/td>\r\n<td>\u03b2-Glucosidase<\/td>\r\n<td><em>Costus speciosus<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Progenina III<\/td>\r\n<td>Protodioscina<\/td>\r\n<td>Protodioscina-glicosidase<\/td>\r\n<td><em>Aspergillus oryzae<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Progenina V<\/td>\r\n<td>Dioscina<\/td>\r\n<td>\u03b1-L-Rhamnosidase<\/td>\r\n<td><em>Curvularia lunata<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Diosgenil-glucos\u00eddeo<\/td>\r\n<td>Dioscina<\/td>\r\n<td>\u03b1-L-Rhamnosidase<\/td>\r\n<td><em>F\u00edgado bovino<\/em><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Diosgenina<\/td>\r\n<td>Dioscina<\/td>\r\n<td>Dioscina-glicosidase<\/td>\r\n<td><em>Absidia<\/em><\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">GAMG: Mono-glucuron\u00eddeo do \u00e1cido glicirr\u00e9tico<\/h4>\n\n<!-- lc-commercial-start -->\n<h2>Um checklist pr\u00e1tico de sourcing para temas de enzimas, biotecnologia e ingredientes aliment\u00edcios<\/h2>\n<p>Em projetos de enzimas e processamento de alimentos, o referencial de decis\u00e3o mais \u00fatil geralmente \u00e9 a adequa\u00e7\u00e3o da aplica\u00e7\u00e3o mais a estabilidade do processo: qual ingrediente funciona sob as condi\u00e7\u00f5es pretendidas de pH, temperatura, tempo e substrato sem criar um problema de qualidade ou conformidade a jusante.<\/p>\n<ul>\n<li><strong>Defina primeiro o destino do processamento:<\/strong> sabor, hidr\u00f3lise, textura, fermenta\u00e7\u00e3o, limpeza e aplica\u00e7\u00f5es de bioprocessos frequentemente precisam de perfis de atividade muito diferentes.<\/li>\n<li><strong>Verifique a janela de opera\u00e7\u00e3o real:<\/strong> pH, temperatura, tempo de resid\u00eancia e tipo de substrato costumam ser mais importantes do que uma alega\u00e7\u00e3o de produto em destaque.<\/li>\n<li><strong>Revis\u00e3o de consist\u00eancia e impacto a jusante:<\/strong> dosagem, influ\u00eancia sensorial, filtra\u00e7\u00e3o e comportamento de prateleira podem afetar o valor comercial final.<\/li>\n<li><strong>Use valida\u00e7\u00e3o de piloto:<\/strong> Testes de produ\u00e7\u00e3o em pequena escala geralmente revelam as diferen\u00e7as mais \u00fateis em atividade, efici\u00eancia e adequa\u00e7\u00e3o do processo.<\/li>\n<\/ul>\n<h3>Refer\u00eancias de produtos recomendadas<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/pt\/product\/lipase-cas-9001-62-1\/\">Longzyme Lipase<\/a>:<\/strong> Uma refer\u00eancia de produto direta para discuss\u00f5es sobre alimentos, limpeza ou bioprocessos relacionados a lipases.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/pt\/product\/beta-amylase-cas-9000-91-3\/\">Longzyme Beta-Amilase<\/a>:<\/strong> Uma refer\u00eancia pr\u00e1tica de enzimas quando a convers\u00e3o de amido e a atividade de processamento de alimentos est\u00e3o em revis\u00e3o.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/pt\/product\/compound-glucoamylase-cas-9032-08-0\/\">Longzyme Glucoamilase Composta<\/a>:<\/strong> Uma refer\u00eancia \u00fatil sobre enzimas quando o desempenho de sacarifica\u00e7\u00e3o ou processamento relacionado \u00e9 importante.<\/li>\n<li><strong><a href=\"https:\/\/longchangchemical.com\/pt\/product\/yeast-extract-cas-8013-01-2\/\">Extrato de levedura<\/a>:<\/strong> Um ingrediente de refer\u00eancia pr\u00e1tico quando se trata de sabor, fermenta\u00e7\u00e3o ou aplica\u00e7\u00f5es de suporte de nutrientes.<\/li>\n<\/ul>\n<h3>FAQ para compradores e formuladores<\/h3>\n<p><strong>Por que uma enzima de alta atividade n\u00e3o \u00e9 automaticamente a melhor escolha comercial?<\/strong><br \/>Porque a melhor enzima \u00e9 aquela que atua de forma confi\u00e1vel nas condi\u00e7\u00f5es reais do processo e proporciona o resultado desejado a jusante sem criar novos problemas.<\/p>\n<p><strong>Ingredientes aliment\u00edcios e biotecnol\u00f3gicos devem ser selecionados apenas a partir de fichas t\u00e9cnicas?<\/strong><br \/>Geralmente \u00e9 mais seguro associar a revis\u00e3o da especifica\u00e7\u00e3o com um teste piloto ou de aplica\u00e7\u00e3o, pois substratos reais e janelas de processo podem alterar bastante o resultado.<\/p>\n<!-- lc-commercial-end -->\n\n<h2><strong><b>Entre em contato conosco agora!<\/b><\/strong><\/h2>\r\n<h4><strong><b>Se precisar do Price, preencha suas informa\u00e7\u00f5es de contato no formul\u00e1rio abaixo. Normalmente, entraremos em contato dentro de 24 horas. Voc\u00ea tamb\u00e9m pode me enviar um e-mail\u00a0<span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"mailto:info@longchangchemical.com\">info@longchangchemical.com<\/a><\/span>\u00a0durante o hor\u00e1rio comercial (das 8h30 \u00e0s 18h UTC+8 de segunda a s\u00e1bado) ou use o bate-papo ao vivo do site para obter uma resposta imediata.<\/b><\/strong><\/h4>\r\n<table style=\"border-collapse: collapse; width: 326.27pt;\" border=\"0\" width=\"435\" cellspacing=\"0\" cellpadding=\"0\">\r\n<tbody>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt; width: 164.25pt;\" width=\"219\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/compound-glucoamylase-cas-9032-08-0\/\"><span style=\"color: #00ccff;\">Composto Glucoamilase<\/span><\/a><\/td>\r\n<td class=\"et2\" style=\"width: 162.00pt;\" width=\"216\">9032-08-0<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/pullulanase-cas-9075-68-7\/\"><span style=\"color: #00ccff;\">Pullulanase<\/span><\/a><\/td>\r\n<td class=\"et2\">9075-68-7<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/xylanase-cas-37278-89-0\/\"><span style=\"color: #00ccff;\">Xilanase<\/span><\/a><\/td>\r\n<td class=\"et2\">37278-89-0<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/cellulase-cas-9012-54-8\/\"><span style=\"color: #00ccff;\">Celulase<\/span><\/a><\/td>\r\n<td class=\"et2\">9012-54-8<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/naringinase-cas-9068-31-9\/\"><span style=\"color: #00ccff;\">Naringinase<\/span><\/a><\/td>\r\n<td class=\"et2\">9068-31-9<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/beta-amylase-cas-9000-91-3\/\"><span style=\"color: #00ccff;\">\u03b2-Amilase<\/span><\/a><\/td>\r\n<td class=\"et2\">9000-91-3<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/glucose-oxidase-cas-9001-37-0\/\"><span style=\"color: #00ccff;\">Glucose oxidase<\/span><\/a><\/td>\r\n<td class=\"et2\">9001-37-0<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">alfa-Amilase<\/td>\r\n<td class=\"et2\">9000-90-2<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/longzyme-acid-pectinase-cas-9032-75-1\/\"><span style=\"color: #00ccff;\">Pectinase<\/span><\/a><\/td>\r\n<td class=\"et2\">9032-75-1<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\">Peroxidase<\/td>\r\n<td class=\"et2\">9003-99-0<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/lipase-cas-9001-62-1\/\"><span style=\"color: #00ccff;\">Lipase<\/span><\/a><\/td>\r\n<td class=\"et2\">9001-62-1<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/catalase-cas-9001-05-2\/\"><span style=\"color: #00ccff;\">Catalase<\/span><\/a><\/td>\r\n<td class=\"et4\">9001-05-2<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/tannase-cas-9025-71-2\/\"><span style=\"color: #00ccff;\">TANNASE<\/span><\/a><\/td>\r\n<td class=\"et2\">9025-71-2<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/elastase-cas-39445-21-1\/\"><span style=\"color: #00ccff;\">Elastase<\/span><\/a><\/td>\r\n<td class=\"et2\">39445-21-1<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/urease-cas-9002-13-5\/\"><span style=\"color: #00ccff;\">Urease<\/span><\/a><\/td>\r\n<td class=\"et2\">9002-13-5<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/dextranase-cas-9025-70-1\/\"><span style=\"color: #00ccff;\">DEXTRANASE<\/span><\/a><\/td>\r\n<td class=\"et2\">9025-70-1<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.5pt; text-align: left;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/l-lactic-dehydrogenase-cas-9001-60-9\/\"><span style=\"color: #00ccff;\">L-L\u00e1ctico desidrogenase<\/span><\/a><\/td>\r\n<td class=\"et2\">9001-60-9<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/dehydrogenase-malate-cas-9001-64-3\/\"><span style=\"color: #00ccff;\">Malato desidrogenase<\/span><\/a><\/td>\r\n<td class=\"et2\">9001-64-3<\/td>\r\n<\/tr>\r\n<tr style=\"height: 13.50pt;\">\r\n<td class=\"et2\" style=\"height: 13.50pt;\" height=\"18\"><a href=\"https:\/\/longchangchemical.com\/pt\/product\/cholesterol-oxidase-cas-9028-76-6\/\"><span style=\"color: #00ccff;\">Colesterol oxidase<\/span><\/a><\/td>\r\n<td class=\"et2\">9028-76-6<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Saponins are a class of glycosides in which aglycones are triterpene or sterane compounds. 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