51 lines
1.3 KiB
Python
Executable file
51 lines
1.3 KiB
Python
Executable file
#!/usr/bin/env python3
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from Bio import SeqIO
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from Bio import pairwise2
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from Bio.pairwise2 import format_alignment
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import re
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import os
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#%%
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def myalign(ref_seq, pdb_seq):
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myalign_dict = {}
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alignments = pairwise2.align.globalxx(ref_seq, pdb_seq)
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#alignments = pairwise2.align.localxx(ref, struct)
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match = []
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for a, b in zip(alignments[0][0], alignments[0][1]):
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if a == b:
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match.append('|')
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else:
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match.append(' ')
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#print(match)
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print(alignments[0][0])
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print("".join(match))
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print(alignments[0][1])
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result_align = alignments[0][1]
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#print(result_align)
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print('===============================================================\n')
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# update dict
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myalign_dict.update({'aligned_fasta': result_align})
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# find start and end of match
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aa_regex = '\w'
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m = re.search(aa_regex, result_align)
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#m = my_match.span()
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offset = m.start()
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offset_end = m.end()
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print('start of match:', offset
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, '\nend of match:', offset_end)
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print('===============================================================\n')
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# update dict
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myalign_dict.update({'start_match' : offset})
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myalign_dict.update({'end_match' : offset_end})
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return myalign_dict
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