Representing Biological Data

• Binary representation

• orthogonal encoding
• each base can be one of four (or 20)
• represent each base by four bits
• i.e. A = 1 0 0 0, C = 0 1 0 0, etc.
• handles uncertainty better
• e.g. A or C = 1 1 0 0
• still ignores properties of the bases