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Lysine

Lysine

(Science: amino acid) The only carrier of a side chain primary amino group in proteins. Has important structural and chemical roles in proteins.


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Re: Proteolysis of protease

... specificity - based on amino acid sequence, charge, size, etc. For example trypsin cleaves peptide chains at the carboxyl side of the amino acids lysine and arginine, except when either is followed by proline. The "lipase" you describe may or may not fit in to the specifity for the "protease" ...

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by JorgeLobo
Sun Feb 22, 2009 1:22 pm
 
Forum: Molecular Biology
Topic: Proteolysis of protease
Replies: 5
Views: 890

Finding the net charge of amino acid

NH3+---KAPRM---COO- K=Lysine has a charged R group A=ALanine nonpolar so not charged P=Proline (nonpolar) so not charged R=Arginine R group positive) M=nonpolar using this formula log[COO-]\[COOH]=pH-pK or log[NH2]\[NH3+]=pH-PK the alpha ...

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by nic852
Thu Oct 02, 2008 2:51 am
 
Forum: Molecular Biology
Topic: Finding the net charge of amino acid
Replies: 15
Views: 6649

I just want to make sure that my hw problems are correct.thk

... of the following is an example of an amino acid with a nonpolar (hydrophobic) R group a. glutamic acid b. isoleucine c. serine d. cysteine e. lysine *The answer I got is a Which type of bond is most responsible for the following properties of water: cohesion, moderation of temperature, expansion ...

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by maya786
Tue Sep 16, 2008 2:22 am
 
Forum: General Discussion
Topic: I just want to make sure that my hw problems are correct.thk
Replies: 3
Views: 811

Dinosaur Confusion

... of taxonomic method works like this: you analyze six organisms, and at a certain position one has a cysteine residue, while the other five have a lysine residue, for example. It's safe to say that the one with the cysteine diverged from the others very early. In theory it can be used for almost ...

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by MrMistery
Thu Jun 05, 2008 3:59 pm
 
Forum: Evolution
Topic: Dinosaur Confusion
Replies: 32
Views: 8383

is it micrococcus luteus or staphylococus aureus

... and E. coli What I know... Gram positve catalase positive EMB clear MacConkey negative MSA had very little growth ENTEROTUBE Glucose positive Lysine negatie Ornithine negative Hydrogen sulfide/indole negative Adonitol negative Lactose negative Arabinose negative Sorbitol negative Voges-Proskauer ...

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by mickshrink
Sat May 03, 2008 11:09 pm
 
Forum: Microbiology
Topic: is it micrococcus luteus or staphylococus aureus
Replies: 1
Views: 2585
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