@property<EOL><INDENT>def fasta(self):<DEDENT>
if not self._fasta:<EOL><INDENT>self._fasta = '<STR_LIT>'.format(self.id, self.sequence)<EOL><DEDENT>return self._fasta<EOL>
str: Returns the sequence, as a FASTA-formatted string

Note: The FASTA string is built using ``Sequence.id`` and ``Sequence.sequence``.