[Protein-analysis] Re: Question about enzymes

[Tom Anderson]

On Tue, 16 Oct 2006 yubbers9 from yahoo.com wrote:

> student_A wrote:
>
>> 1) Catalytic sites in enzymes are determined by amino acid residues as
>> well as 3d structure
>> 2) there is usually one catalytic site due to more efficient control
>> over them
>> 3) multiple catalitic sites do exist with either identical or different
>> function.
>> 4) Many enzymes have additional catalytic sites that are only unmasked
>> upon modification of AA residues (eg. Phsophorylation).
>
> Excellent, now that's useful info.

Is it? Point 1 is true but trivial, 2 is teleological, 3, although 
misspelled, is quite true, and i'm not sure 4 is even that.

tom

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