Sandbox c5
From Proteopedia
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Harel M, Schalk I, Ehret-Sabatier L, Bouet F, Goeldner M, Hirth C, Axelsen PH, Silman I, Sussman JL. Quaternary ligand binding to aromatic residues in the active-site gorge of acetylcholinesterase. Proc Natl Acad Sci U S A. 1993 Oct 1;90(19):9031-5. PMID:8415649 | Harel M, Schalk I, Ehret-Sabatier L, Bouet F, Goeldner M, Hirth C, Axelsen PH, Silman I, Sussman JL. Quaternary ligand binding to aromatic residues in the active-site gorge of acetylcholinesterase. Proc Natl Acad Sci U S A. 1993 Oct 1;90(19):9031-5. PMID:8415649 | ||
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| + | | quote = <b>Hemoglobin causes Net Diffusion of Oxygen</b><br>Oxygen diffuses freely across oxygen-permeable membranes, following the simple rule of equal pressure. By capturing oxygen, hemoglobin produces a change in the internal pressure of free oxygen, forcing the oxygen influx where it is needed. | ||
| + | | source = [http://highered.mcgraw-hill.com/olcweb/cgi/pluginpop.cgi?it=swf::640::480::/sites/dl/free/0077290828/811360/Hemoglobin_Causes_Net_Diffusion_of_Oxygen.swf::Hemoglobin%20Causes%20Net%20Diffusion%20of%20Oxygen (interactive demo)] | ||
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Revision as of 13:38, 23 November 2010
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Tacrine is a parasympathomimetic and a centrally acting cholinesterase inhibitor.
It was the first centrally-acting cholinesterase inhibitor approved for the treatment of Alzheimer's disease.
Tacrine’s ring is stacked between the aromatic rings of tryptophan 84 and phenylalanine 330 .
[1] Harel M, Schalk I, Ehret-Sabatier L, Bouet F, Goeldner M, Hirth C, Axelsen PH, Silman I, Sussman JL. Quaternary ligand binding to aromatic residues in the active-site gorge of acetylcholinesterase. Proc Natl Acad Sci U S A. 1993 Oct 1;90(19):9031-5. PMID:8415649
- ↑ PIMID 8415649
| Hemoglobin causes Net Diffusion of Oxygen Oxygen diffuses freely across oxygen-permeable membranes, following the simple rule of equal pressure. By capturing oxygen, hemoglobin produces a change in the internal pressure of free oxygen, forcing the oxygen influx where it is needed. (interactive demo) |
