本发明专利技术公开了一种具有α
【技术实现步骤摘要】
Acreditado,12(17),935
‑
946.
[0007]Gabler,M.,Picker,N.,Geier,S.,Ley,L.,Aberle,J.,Lehrke,M.,.Wilke,T.(2021).Guideline Adherence and Associated Outcomes in the Treatment of Type 2Diabetes Mellitus Patients With an Incident Cardiovascular Comorbidity:An Analysis Based on a Large German Claims Dataset.Diabetes Therapy.
[0008]Annamalai,A.,Kosir,U.,&Tek,C.(2017).Prevalence of obesity and diabetes in patients with schizophrenia.World Journal of Diabetes,8(8),390
‑
396.
[0009]Khajebishak,Y.,Payahoo,L.,Alivand,M.,&Alipour,B.(2019).Punicic acid:A potential compound of pomegranate seed oil in Type 2diabetes mellitus management.Journal of Cellular Physiology,234(3),2112
‑
2120.
[0010]Jin,J.,Ma,H.,Wang,W.,Luo,M.,Wang,B.,Qu,W.,...Li,Y.(2016).Effects and mechanism of ultrasound pretreatment on rapeseed protein enzymolysis.Journal of the Science of Food and Agriculture,96(4),1159
‑
1166.
[0011]Cheng,Y.,Liu,Y.,Wu,J.,Donkor,P.O.,Li,T.,&Ma,H.(2017).Improving the enzymolysis efficiency of potato protein by simultaneous dual
‑
frequency energy
‑
gathered ultrasound pretreatment:Thermodynamics and kinetics.Ultrasonics Sonochemistry,37,351
‑
359.
[0012]Fang,Y.,Wang,S.,Wu,J.,Zhang,L.,Wang,Z.,Gan,L.,...Hou,J.(2017).The kinetics and mechanism of alpha
‑
glucosidase inhibition by F5
‑
SP,a novel compound derived from sericin peptides.Food Funct,8(1),323
‑
332.
[0013]Chan
‑
Zapata,I.,Sandoval
‑
Castro,C.,&Rubi Segura
‑
Campos,M.(2020).Proteins and peptides from vegetable food sources as therapeutic adjuvants for the type 2diabetes mellitus.Critical Reviews in Food Science and Nutrition.
[0014]Xu,Z.,Wu,C.,Sun
‑
Waterhouse,D.,Zhao,T.,Waterhouse,G.I.N.,Zhao,M.,&Su,G.(2021).Identification of post
‑
digestion angiotensin
‑
I converting enzyme(ACE)inhibitory peptides from soybean protein Isolate:Their production conditions and in silico molecular docking with ACE.Food Chemistry,345.
[0015]Yu,Z.,Kang,L.,Zhao,W.,Wu,S.,Ding,L.,Zheng,F.,...Li,J.(2021).Identification of novel umami peptides from myosin via homology modeling and molecular docking.Food Chemistry,344.
技术实现思路
[0016]本专利技术的目的是提供一种具有α
‑
葡萄糖苷酶和α
‑
淀粉酶抑制活性的六肽及其应用,以解决现有技术的不足。
[0017]本专利技术采用以下技术方案:
[0018]本专利技术第一方面提供了一种具有α
‑
葡萄糖苷酶和α
‑
淀粉酶抑制活性的六肽,所述六肽氨基酸序列为Pro
‑
Trp
‑
Leu
‑
Tyr
‑
Phe
‑
Ile,缩写为PWLYFI。
[0019]本专利技术第二方面提供了上述六肽在制备降血糖食品、保健品、药品中的应用。
[0020]本专利技术的有益效果:
[0021]本专利技术从山核桃蛋白中筛选得到了能够有效抑制α
‑
葡萄糖苷酶活性和α
‑
淀粉酶活性的六肽PWLYFI,并明确六肽PWLYFI与α
‑
葡萄糖苷酶和α
‑
淀粉酶的作用位点,对开发具有降血糖的食品、保健品和药品具有十分重要的意义。
附图说明
[0022]图1是PWLYFI与α
‑
葡萄糖苷酶的对接结果3D图。
[0023]图2是PWLYFI与α
‑
淀粉酶的对接结果3D图。
[0024]图3是PWLYFI的HPLC图。
[0025]图4是PWLYFI的质谱图。
[0026]图5是PWLYFI对α
‑
葡萄糖苷酶的抑制结果图。
[0027]图6是PWLYFI对α
‑
淀粉酶的抑制结本文档来自技高网...
【技术保护点】
【技术特征摘要】
1.一种具有α
‑
葡萄糖苷酶和α
‑
淀粉酶抑制活性的六肽,其特征在于,所述六肽氨基酸序列为Pro
‑
Trp
‑
【专利技术属性】
技术研发人员:何志平,吴绍珍,吴峰华,刘兴泉,胡浩,张娇娇,汪卿卿,
申请(专利权)人:浙江农林大学,
类型:发明
国别省市:
还没有人留言评论。发表了对其他浏览者有用的留言会获得科技券。