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Active site

Active site

(Science: chemistry) A specific region of an enzyme where a substrate binds and catalysis takes place (binding site). The part of an enzyme or antibody where the chemical reaction occurs.A structural element of protein that determines whether the protein is functional when undergoing a reaction from an enzyme. this structural element will be accordingly shaped to the structure of the enzyme at work on it.


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Re: O level Past paper exam question on gland secretion

... to be excessively big as long as they can attach to the specific active site. I hope this all helps, as I said, I am no expert in this field these are just my first ...

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by Amphibitile
Sun Jun 23, 2013 12:37 am
 
Forum: General Discussion
Topic: O level Past paper exam question on gland secretion
Replies: 1
Views: 1835

Why would the identical amino acids region of certain specie

... diverse, somewhere are identical. For example the region coding for active site will be probably conserved, while some loops on surface of the protein will be divergent. ...

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by JackBean
Mon Feb 18, 2013 3:51 pm
 
Forum: Genetics
Topic: Why would the identical amino acids region of certain specie
Replies: 2
Views: 2735

Re: BAP, brassinolide, triacontanol, Amino, kelp foliar question

... Why pay extra for the "name" when we should be paying for the active ingredient, anyway. I was told that 30% purity Tricontanol is inferior ... purity Triacontanol. I really hope there are true experts here on this site who have had actually used and tested with low purity Triacontanol ...

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by Maton
Sat Dec 22, 2012 8:06 am
 
Forum: Botany Discussion
Topic: BAP, brassinolide, triacontanol, Amino, kelp foliar question
Replies: 15
Views: 23341

cellular mechanisms that result in symptoms of cholera

... called ADP-ribosylation factor 6 (Arf6). [13] Binding exposes its active site, allowing it to permanently ribosylate the Gs alpha subunit of the heterotrimeric G protein. ...

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by adithya528
Tue Dec 11, 2012 1:49 pm
 
Forum: Cell Biology
Topic: cellular mechanisms that result in symptoms of cholera
Replies: 4
Views: 5043

Questions on the Sodium Potassium Pump and Enzymes

... it's substrate and involves the enzyme and the substrate working at an active site? For example DNA Ligase forms phosphodiester bonds between Okazaki fragments... What about ...

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by JoWillyTso
Mon Nov 05, 2012 5:50 pm
 
Forum: Cell Biology
Topic: Questions on the Sodium Potassium Pump and Enzymes
Replies: 3
Views: 3673
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