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The molar mass is defined as the mass of a given substance divided by the amount of the substance, and is expressed in grams per mol (g/mol). That makes the molar mass an average of many particles or molecules (potentially containing different isotopes), and the molecular mass the mass of one specific particle or molecule. The molar mass is ...
Tom40 is the core element of the translocase complex and complexes with Tom22 with a mass of approximately 350 kilodaltons. [12] It forms the central protein-conducting channel with a diameter of approximately 2.5 nm. [12] The human Tom22 is approximately 15.5 kilodaltons and complexes with Tom20. [13]
In Met-Gly, the process leads to the formation of an open-chain sulfur-centered cation radical. This radical then releases a proton from the N -terminal amino group, resulting in a five-membered cyclic radical structure with a three-electron bond between the sulfur and nitrogen atoms.
Molecular weight (M.W.) (for molecular compounds) and formula weight (F.W.) (for non-molecular compounds), are older terms for what is now more correctly called the relative molar mass (M r). [8] This is a dimensionless quantity (i.e., a pure number, without units) equal to the molar mass divided by the molar mass constant .
Cytochrome c is a highly conserved protein across the spectrum of eukaryotic species, found in plants, animals, fungi, and many unicellular organisms. This, along with its small size (molecular weight about 12,000 daltons), [7] makes it useful in studies of cladistics. [8]
A political process to resolve more than a decade of conflict in Libya has been stalled since an election scheduled for December 2021 collapsed amid disputes over the eligibility of the main ...
Red meat may have its critics. But don’t forget that beef is also a source of many important nutrients, especially iron (nearly 2 g per 3-ounce serving of sirloin steak). While iron is most ...
In ultrafiltration, the molecular weight cut-off or MWCO of a membrane refers to the lowest molecular weight of the solute (in daltons) for which 90% of the solute is retained by (prevented from passing through) the membrane, [1] or the molecular weight of the molecule (e.g. globular protein) that is 90% retained by the membrane.