Sequence objects

from Bio.Seq import Seq
my_seq = Seq('ATTAGC')
len(my_seq)
6

Slicing

my_seq[1:4]
Seq('TTA', Alphabet())

 

Methods

my_seq.complement()
my_seq.reverse_complement()
my_seq.transcribe()
my_seq.translate()

Sequence Record objects

from Bio.SeqRecord import SeqRecord
my_seq_id = 'AC12345'
my_seq_record = SeqRecord(my_seq, id=my_seq_id)