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Sequence contains non-DNA characters #47

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pschaughency opened this issue Feb 13, 2015 · 2 comments
Closed

Sequence contains non-DNA characters #47

pschaughency opened this issue Feb 13, 2015 · 2 comments

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@pschaughency
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This error is coming up in 0.3.4 and does not come up in 0.3.1

Traceback (most recent call last):
File "Step1.py", line 151, in
main()
File "Step1.py", line 123, in main
desired_sequence = -chromosome_infile[chromosome][start:stop] #if negative strand, give reverse complement in fasta file
File "/data/zappadata_p2/pschaugh/RepTags/venv/lib/python2.7/site-packages/pyfaidx/init.py", line 105, in neg
return self[::-1].complement
File "/data/zappadata_p2/pschaugh/RepTags/venv/lib/python2.7/site-packages/pyfaidx/init.py", line 140, in complement
comp = self.class(self.name, complement(self.seq),
File "/data/zappadata_p2/pschaugh/RepTags/venv/lib/python2.7/site-packages/pyfaidx/init.py", line 591, in complement
raise ValueError("Sequence contains non-DNA characters: \n {0}".format(''.join(wrap_sequence(70, seq))))
ValueError: Sequence contains non-DNA characters:
ttgtatggttttgaatggtctacgtagttttagacacgatcctcccatcaaatatcacatttacgaatac
tatttgttcttctttctagaatttaattgttagattgtaatatggaatttcttcatctttttccctcttg
tgtgatttgggtttaggtcatcttcctttctttattatttctgatctcatgtctgttgactttatttctt
atccttgtaccatctcattcaatcgttttggttcaagtcaagaaacttttttagtggttttaattacttg
ttaatcaagctgactcattctattttctcccttcagagttattgattttagtctttacattcacgtctgt
aatggtgactaaattgtctttattttactaatataattattctgttatcatacttataaacatacggttt
tttaacctgttggatctgttttacctatttaaggatctgtatatggtggatggttctgattnggtgtttc
tttatcttttatgcttgtctgtatattgatcgtttctctaacttagttactaggttttagacggttgttt
cttttagggtcctcgactaccgaagtaagcacttaagatggtttgtaaatttcttctcaattgtgattag
gaagagttttcaaaggttttttcaaattccattcccctgtgaaagtttgaataagaagttccggttctaa
tgagaaagtggtttcgttctgtttccatgatgttattttaattcgatgtctagttatagagactatttat
gactacatttttaggagttggtttataatcacttgtcttaattcactgtgtagtttttttaatatgtgta
ctggagcaccctaaataaagactttaagttcctatcaagttgtatacttttacttaattacattattgat
gtaattgtcttacttctttgtcaagggtacactagtagagttaactacctctttttataaactgttttag
gttgtggaaaggtactattttttgtangtggtttgatccttgtcttcctttgatggagttgtattaattc
cggtatatacctttcgggtaacgattgtagtatgaattactactttctaacttttgaaaagaagattcga
ttctgtgttcccttcttacggatgaaaatttaagtcgtatcattacctttagaactggtctatttaatcc
tttatttttcgtaattttaaccctttatttttcattttgctagggaaagtatctactacattaaagtata
catcttttggggtttctaaggtattctttgtactatcttgattattgttttaatcgtttgaatgtcttat
gagtcgtatgtctttaatcgacacaaagatatgttattgttacttgttggactttttctttaattctttc
gttaaagtaaatttcaccctggtttgttttattttttatctttgtttgacttggttcctccactttctac
acatgtgacttttgatactttataacgagtttctttaatttctgtgatgtttttatctgtaggaaacaag
tatctactcttctggattttaactttctacaccagagatctaatttacgttaaatagaattttaaggttg
tagttaaaaaaaaatgttttgatctttttagataggattgtaagtatatcttagagttccctgggattta
tcgtttttgttagaactttttcttgtgtcaacctccagagtgtgaagaatcaaagttttaaagattttta
gatgtcataatttttgtctcaccataactgcatatctgtctgtgtatctagtcactctatcttatctctc
gggtctttatttgagaacatatataccggaacactaaaaaatttttcaacgatcctgataggttatccct
tttcctgtcagaaaagttgtttacaatgacccttttgacctatcggtgtacgttttcttacttcaacatg
ggaatggaatgtggtatacgtctttaatttttatcagtttctgaatctatactctcaatcttatgagtgt
tcttttacatccccgtgtcgaagtaccgtaacgtaaaccgttcctaaagaaccgatgctgtggctttcgt
atccgttgtttttttagtctattaaccttgtacatttataatttttaaaaacacttagtttactgtgaca
gttgtctcattttccgttgtgtgacttaccgtcctttataaacatttaatatatagactattgcctaatg
ataggtatatatttcttgagaacgttaagttgttggttttttgttgtgttaattttttatctgtttcctg
aacttatatataaagaggttactatatgtttactggttattcatgtacttttctacgagttgttgtactt
attaatccttttacgtttagttttggtgtcactctatgatgtgttgatatctttgttataccaccaaaga
gtctaaagtgtactaggtcgttaatgtggagacccatatatggagtttcttaattttcgtctcggagttt
ctctacaaagatgtgggtacaggtgttgtcgtaataagtgttatcagttttctaccttcgttgggttcac
agacaactgtctacttacctatttgttttacaccgtataggtgttttaccttataataaattggaatttt
tcctttttatta

@mdshw5
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mdshw5 commented Feb 13, 2015

This is not really a bug but a confused error message. Note in bold:

gttgtggaaaggtactattttttgtangtggtttgatccttgtcttcctttgatggagttgtattaattc

Only ACTGNactgYRWSKMDVHBXyrwskmdvhbx are IUPAC nucleotide codes.

@mdshw5
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mdshw5 commented Feb 13, 2015

Actually, I do think this is a bug, and I'll add a case to handle lowercase N characters.

@mdshw5 mdshw5 closed this as completed in e272eaf Feb 13, 2015
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