Data Processing - Lecture 3 - Macromolecular and Physical Data

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Representing Biological Data

Basic sequence data string of letters

A, C, G, T (DNA)
A,C,D,E, etc for Amino Acids

Can be represented in several ways
Substitute arbitrary numbers for letters

e.g. A=1, C=2, G=3, T=4
doesn’t reflect some properties of the bases
problems dealing with uncertainty

Maintained by Dr Michael J. Watts (mike.watts.net.nz).