November 8, 2015

Drought in Africa in 2006: areas with abundant vegetation are shown in green, areas with less healthy and thriving vegetation are brown. Photo: NASA image created by Jesse Allen, using data provided courtesy of Jennifer Small, NASA GIMMS Group at Goddard Space Flight Center

Why does NASA follow cows?

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In the framework of the 'rotational model', a ligand that binds to the extracellular part of the receptor causes the internal part of the receptor to rotate within the cell membrane, thus essentially regulating the activity inside the cell. In the process, the structural flexibility of the receptors also changes. [Courtesy of Okinawa Institute of Science and Technology, OIST]

A new mechanism for receptor activation

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