User:Michael Kerins/Bovine Odorant Binding Protein

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'''''Bovine Odorant Binding Protein'''''
'''''Bovine Odorant Binding Protein'''''
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[[Image:1GT1.jpg|300px|left|thumb| Crystal structure of Bovine Odorant Binding Protein]] [[Image:cow.jpg|300px|right|thumb| Cow]] Bovine odorant binding protein, '''bOBP''', is a 19 kDa protein found in the nasal mucosa of the ungulate subfamily ''Bovinae''. It is crucial to eliciting a "sense of smell." Although the exact function oBP is not known (in reality, it likely has several functions), the traditional role ascribed to bOBP is to aid in the transport of volatile odorants from the air to an odorant receptor, and to aid in crossing the aqueous mucus layer. To perform this feat, bOBP utilizes two
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[[Image:1GT1.jpg|300px|left|thumb| Crystal structure of Bovine Odorant Binding Protein]] [[Image:cow.jpg|300px|right|thumb| Cow]]
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Imagine a world without smells: no fresh cookies, no Valentine’s Day roses, and no stinky gym socks. The sense of smell clearly plays a unique role in how humans and other organisms experience their environment. Unlike the physical objects we see and touch, scents travel invisibly through the air, enter our nose, and elicit a sensory perception. The transduction for this sensory mechanism is crucial in eliciting neuronal activity to stimulate the brain. Before transduction is starts, however, select smell molecules, called odorants, must cross a water mucosa layer to reach an extracellular receptor. In bovines, this feat is performed by '''Bovine Odorant Binding Protein (bOBP)''', a small homodimeric protein composed of two β-barrels that utilize a hydrophobic ‘trap’ to transport and release odorants at cellular receptors.
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<scene name='User:Michael_Kerins/Bovine_Odorant_Binding_Protein/Homodimer/2'>bOBP backbone in blue</scene>
 
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<Structure load='1OBP' size='400' frame='true' align='left' caption='I want to win the lottery' scene='bOBP backbone in blue' />
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<scene name='User:Michael_Kerins/Bovine_Odorant_Binding_Protein/Homodimer/2'>bOBP backbone in blue</scene>
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=='''Introduction'''==
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==The need to smell==
==The need to smell==
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Revision as of 04:39, 29 April 2011

Bovine Odorant Binding Protein


Crystal structure of Bovine Odorant Binding Protein
Crystal structure of Bovine Odorant Binding Protein
Cow
Cow

Imagine a world without smells: no fresh cookies, no Valentine’s Day roses, and no stinky gym socks. The sense of smell clearly plays a unique role in how humans and other organisms experience their environment. Unlike the physical objects we see and touch, scents travel invisibly through the air, enter our nose, and elicit a sensory perception. The transduction for this sensory mechanism is crucial in eliciting neuronal activity to stimulate the brain. Before transduction is starts, however, select smell molecules, called odorants, must cross a water mucosa layer to reach an extracellular receptor. In bovines, this feat is performed by Bovine Odorant Binding Protein (bOBP), a small homodimeric protein composed of two β-barrels that utilize a hydrophobic ‘trap’ to transport and release odorants at cellular receptors.


Contents

The need to smell

Test

Test

Test

Test
Test

--Michael Kerins

Structure

What are the basic parameters of bOBP?

bOBP is a homodimer of two virtually symmetrical subunits held together noncovalently.

Homodimer of bOBP, with one monomer in green and the other in blue

Drag the structure with the mouse to rotate

Proteopedia Page Contributors and Editors (what is this?)

Michael Kerins

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