Package Bio :: Package Alphabet :: Module IUPAC :: Class ExtendedIUPACDNA
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Class ExtendedIUPACDNA

source code

        Alphabet --+            
                   |            
SingleLetterAlphabet --+        
                       |        
      NucleotideAlphabet --+    
                           |    
                 DNAAlphabet --+
                               |
                              ExtendedIUPACDNA

Extended IUPAC DNA alphabet.

In addition to the standard letter codes GATC, this includes:

B = 5-bromouridine D = 5,6-dihydrouridine S = thiouridine W = wyosine

Instance Methods [hide private]

Inherited from Alphabet: __repr__, contains

Inherited from Alphabet (private): _case_less, _lower, _upper

Class Variables [hide private]
  letters = 'GATCBDSW'

Inherited from SingleLetterAlphabet: size