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Amino group

Amino group

(Science: biochemistry) An -NH2 group. Organic compounds which have this group are called amines.


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Is thiamin (thiamine) amine or not?

... dictionary include dopamine and histamine, in both of which, amino group is attached to a carbohydrate chain, not to the ring. Yes, in thiamin, NH2 is attached ...

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by boron
Fri Jan 23, 2015 11:08 am
 
Forum: Human Biology
Topic: Is thiamin (thiamine) amine or not?
Replies: 2
Views: 1520

Is thiamin (thiamine) amine or not?

... what it looks like to me, thiamine might not be an amine because the amino group is connected to an aromatic ring. I know phenylamines are amine groups connected to benzene ...

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by BasicBiology
Thu Nov 06, 2014 7:44 pm
 
Forum: Human Biology
Topic: Is thiamin (thiamine) amine or not?
Replies: 2
Views: 1520

Newbie question about the first life

... (biocatalysts). An example of this would be the synthesis of the amino acid serine in the primitive atmosphere, thus: two molecules of formaldehyde ... using glycoaldehyde, hydrogen cyanide and water. Serine has a hydroxyl group in its side chain. There are lab models that show how monomers make ...

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by piscilactovegetarian
Tue Feb 25, 2014 10:21 am
 
Forum: Molecular Biology
Topic: Newbie question about the first life
Replies: 14
Views: 19175

Re: Gluconeogenesis

I'm not too sure, but it may be because gluconeogenesis from amino acids is less favorable than lactate. The [delta]G of L-Lactate to Pyruvate ... to turn lactate into pyruvate, all you need to do is oxidize the hydroxyl group at the C2 carbon. On the other hand, Alanine needs to be deaminated via ...

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by bytesyzechic
Wed Nov 14, 2012 11:07 pm
 
Forum: Cell Biology
Topic: Gluconeogenesis
Replies: 8
Views: 9372

Re: Is protein degrade by UV ?

... depend on the wavelength of the UV light and its intensity. Aromatic amino acids, such as tyrosine, can absorb shorter-wavelength UV and become reactive. I found a lot of relevant information by searching the keyword group "UV tyrosine reactivity photochemistry" in Google -- try ...

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by jonmoulton
Fri Aug 31, 2012 4:04 pm
 
Forum: Cell Biology
Topic: Is protein degrade by UV ?
Replies: 3
Views: 4979
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