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P2Y receptors are membrane proteins belonging to the class A family of G protein-coupled receptors (GPCRs). P2Y receptor proteins display large-scale structural domains typical of GPCRs, consisting of seven hydrophobic transmembrane helices connected by three short extracellular loops and three variably sized intracellular loops; an extracellular N-terminus; and an intracellular C-terminus.
The inner membrane contains an antiporter, the ADP/ATP translocase, which is an integral membrane protein used to exchange newly synthesized ATP in the matrix for ADP in the intermembrane space. This translocase is driven by the membrane potential, as it results in the movement of about 4 negative charges out across the mitochondrial membrane ...
The Tigray People's Liberation Front (TPLF) (Tigrinya: ህዝባዊ ወያነ ሓርነት ትግራይ, romanized: ḥəzbawi wäyanä ḥarənnät təgray, lit. 'Popular Struggle for the Freedom of Tigray') is a left-wing ethnic nationalist paramilitary group, banned political party, former ruling party of Ethiopia, and designated as a terrorist organization by the Ethiopian government.
In chemical thermodynamics, an endergonic reaction (also called a heat absorbing nonspontaneous reaction or an unfavorable reaction) is a chemical reaction in which the standard change in free energy is positive, and an additional driving force is needed to perform this reaction.
Air Passenger Duty (APD) is an excise duty which is charged on the carriage of passengers flying from a United Kingdom or Isle of Man airport on an aircraft that has an authorised take-off weight of more than 5.7 tonnes or more than twenty seats for passengers.
The Lebanese National Resistance Front – LNRF (Arabic: جبهة المقاومة الوطنية اللبنانية, romanized: Jabhat al-Muqawama al-Wataniyya al-Lubnaniyya) or Front National de la Résistance Libanaise (FNRL) in French, but best known by its Arabic acronym, ‘Jammoul’ (جمول), was an underground guerrilla alliance active in Lebanon in the 1980s.
"Shuffle Off to Buffalo" is a song written by Al Dubin and Harry Warren and introduced in the 1933 musical film 42nd Street, in which Ruby Keeler and Clarence Nordstrom sang and danced to it.
Esther Arvilla Hopkins (née Harrison; September 18, 1926 – May 19, 2021) was an American chemist and environmental attorney. Hopkins was best known for her career as a biophysicist and research chemist at American Cyanamid along with research in the Polaroid Corp Emulsion Coating and Analysis Laboratory.