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A proton pump is an integral membrane protein pump that builds up a proton gradient across a biological membrane. Proton pumps catalyze the following reaction: Mechanisms are based on energy-induced conformational changes of the protein structure or on the Q cycle . During evolution, proton pumps have arisen independently on multiple occasions.
Pantoprazole. Pantoprazole, sold under the brand name Protonix, among others, is a proton pump inhibitor used for the treatment of stomach ulcers, short-term treatment of erosive esophagitis due to gastroesophageal reflux disease (GERD), maintenance of healing of erosive esophagitis, and pathological hypersecretory conditions including ...
Proton-pump inhibitor. Proton-pump inhibitors ( PPIs) are a class of medications that cause a profound and prolonged reduction of stomach acid production. They do so by irreversibly inhibiting the stomach's H + /K + ATPase proton pump. [1] Proton-pump inhibitors have largely superseded the H 2 -receptor antagonists, a group of medications with ...
Biological function and location. The gastric hydrogen potassium ATPase or H + /K + ATPase is the proton pump of the stomach. It exchanges potassium from the intestinal lumen with cytoplasmic hydronium [2] and is the enzyme primarily responsible for the acidification of the stomach contents and the activation of the digestive enzyme pepsin [3 ...
The following is a list of Proton vehicles, including past, present, and concept nameplates. Perusahaan Otomobil Nasional ( Proton ) was established in May 1983 [ 1 ] through a joint-venture between The Heavy Industries Corporation Of Malaysia ( HICOM ) and Mitsubishi Motors Corporation ( MMC ).
Footnotes / references. [1] Raycom Media, Inc.was an American televisionbroadcastingcompany based in Montgomery, Alabama. Raycom owned and/or provided services for 65 television stations and two radio stations across 44 markets in 20 states. Raycom, through its Community Newspaper Holdingssubsidiary, also owned multiple newspapers in small and ...
proton .com. Proton Holdings Berhad, commonly known as Proton (stylised PROTON ), is a Malaysian multinational automotive company. Proton was established on May 7, 1983, as Malaysia's sole national budget car company until the advent of Perodua in 1993. The company is headquartered in Shah Alam, Selangor, and operates additional facilities in ...
Edaran Otomobil Nasional Berhad. Edaran Otomobil Nasional Berhad ( Malay for National Automobile Distributions Limited, d.b.a. EON) is one of Malaysia 's largest conglomerates which was established in 1984 to distribute Proton cars - Malaysia's first national car. The principal shareholders of the company are DRB-HICOM, Khazanah Nasional Berhad .