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Polypeptides

polypeptide

(Science: biochemistry) A peptide which on hydrolysis yields more than two amino acids, called tripeptides, tetrapeptides, etc. According to the number of amino acids contained.


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SDS-PAGE help please

... but I'm still having a little difficulty understanding what it does. As far as I can tell, its a detergent that not only breaks up a protein into polypeptides and gives an overall negative charge to the polypeptides. If I remember correctly, gel electrophoresis is used to sort out MW of DNA fragments, ...

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by carmenh
Fri Feb 27, 2009 10:31 pm
 
Forum: Bioinformatics
Topic: SDS-PAGE help please
Replies: 1
Views: 745

start and stop codon help?

... finish where ever the stop codon is so there is no definit number of amino acids, on the other hand, i was thinking that it would be 450/3=150 polypeptides minus 9 stop codons. can you guys/gals help me out. thank you!

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by go4kil
Sun Sep 21, 2008 11:05 pm
 
Forum: Human Biology
Topic: start and stop codon help?
Replies: 4
Views: 2143

How is a polypeptide synthesized?

http://en.wikipedia.org/wiki/Polypeptides or maybe this

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by gamar
Thu Jul 31, 2008 8:20 am
 
Forum: Cell Biology
Topic: How is a polypeptide synthesized?
Replies: 4
Views: 998

virology

... of picornavirues are small icosahedral with 23 capsomeres and a single messenger genome (6-10 genes). Capsid promoters consist of four polypeptides known as Viral Proteins (VP1, VP2, VP3, and VP4). These structural proteins are known to be the major building blocks of the capsid. VP ...

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by rabia
Tue May 06, 2008 7:32 pm
 
Forum: Microbiology
Topic: virology
Replies: 3
Views: 1402

Re: Some questions on DNA and genes

1. What are three types of polypeptides encoded by DNA? and what are their functions?(if you just give me a type, I'm sure I'll find it online somewhere, so don't worry too much about the functions) I don't know what you mean by type. ...

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by Cat
Fri Feb 15, 2008 12:27 am
 
Forum: Molecular Biology
Topic: Some questions on DNA and genes
Replies: 4
Views: 596
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