Dictionary » H » Hydrophobicity

Hydrophobicity

Definition

noun

(chemistry) A physical property or tendency of a molecule to repel a mass of water.


Supplement

Example of hydrophobicity is the formation of water drops on the hydrophobic surface of leaf.


Word origin: Attic Greek hydro- for water and phobos for fear.

Related forms: hydrophobicity (noun), hydrophobe (noun).

Compare: hydrophilicity.


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protein structure

in C is weird the word backbone. But I would still vote for A, since charged AAs are not much compatible with hydrophobicity.

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by JackBean
Thu May 19, 2011 2:48 pm
 
Forum: Cell Biology
Topic: protein structure
Replies: 3
Views: 1884

Membrane Structure

... i think i remember someone did a model on this, dont remember what the result was. However, the loss of the a hydrophobic tail equals loss of hydrophobicity, the overall size/volume might get smaller. Now will there still be a cell, hmmm dont remember.

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by david23
Tue Mar 30, 2010 1:53 am
 
Forum: Cell Biology
Topic: Membrane Structure
Replies: 4
Views: 2306

Why so few beta-sheet membrane proteins?

... sheet actually uses less amino acids to cross a membrane than an alpha helix. I think the reason there's more alpha helical proteins is the higher hydrophobicity of the alpha helix compared to the beta sheet

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by MrMistery
Sun Feb 21, 2010 4:55 pm
 
Forum: Cell Biology
Topic: Why so few beta-sheet membrane proteins?
Replies: 3
Views: 2646

The lotus effect and the transpiration

why should hydrophobicity affect transpiration? as I recall, transpiration uses pores.

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by mith
Tue Nov 03, 2009 4:17 am
 
Forum: Botany Discussion
Topic: The lotus effect and the transpiration
Replies: 4
Views: 2360

CELL HYDROPHOBICITY: A MISSED ROLE FOR PROTEINS

CELL HYDROPHOBICITY: A MISSED ROLE FOR PROTEINS For a long time, and up to the present, the term hydrophobicity was mostly has been associated chiefly with lipids. The well-known Meyer-Overton rule was always a strong argument ...

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by Vladimir Matveev
Sat Jan 07, 2006 11:27 am
 
Forum: Molecular Biology
Topic: CELL HYDROPHOBICITY: A MISSED ROLE FOR PROTEINS
Replies: 0
Views: 1313
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