BIL 150_09-23-08

BIL 150_09-23-08 - • BIL 150 – Sep 23 th • Start

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Unformatted text preview: • BIL 150 – Sep 23 th • Start: http://fig.cox.miami.edu/~cmallery/150/protein/proteinsb.htm#two_b • Amino acids o Alpha amino acid – the amino group that is attached to the asymmetrical atom o Beta amino acid is the amino group that is attached to the next carbon atom o Only the L-isomers of the alpha amino acids end up in biological proteins o They are categorized by the R group (residue group) Polar charged amino acids • They have a second carboxyl group that makes them acidic • Acidic • Relisten minute 5 - 10 Polar uncharged amino acids • Nonpolar uncharged amino acids (aliphatic) • They all contain only hydrocarbons R groups Aromatic amino acids • They are small in size • Ring structures gives oders • MET and CYS contain sulfur in their structure and are very important o Met is the first amino acids that starts many AA sequences o CYS can covalent bond another CYS and form a disulfide bridge •...
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This note was uploaded on 02/14/2010 for the course BIO 150 taught by Professor Mallery during the Spring '10 term at Miami University.

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BIL 150_09-23-08 - • BIL 150 – Sep 23 th • Start

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