Track down why some simulated sequences have errors when they are set to none

[dkoslicki]

eg.
simulation
@SYN_4_58_207_0_-18312_1._aaa:Acav_3531|oligopeptide/dipeptide$ABC$transporter,$ATPase$subunit|ko:K02031 1:
CCATGAGCGCCATCGCGGTGAGCGACTTCCCGCAGCCCGACTCGCCCACCAGGCCGAGCGTGCCGCCGCGTGCGAGCGTGAAATCCACCCCGCGCACCGCCCGCGCCATGCCGTGGCGGGTGGGCAGGTCCACCTGGAGGCCGCGCACCT

reference

aaa:Acav_3531|oligopeptide/dipeptide ABC transporter, ATPase subunit|ko:K02031
gtgacttccgggacgttcctcccctcctcccatgttcccgctccgggcactctgctcgaggtgcgcggcctccaggtggacctgcccacccgccacggcatggcgcgggcggtgcgcggggtggatttcacgctcgcacgcggcggcacgctcggcctggtgggcgagtcgggctgcgggaagtcgctcaccgcgatggcgctcatgggcctgctgcccgaaggcgcccaggccacgggccgtgtgcgcttcgatggccaggaattgctggacatgcccgagtccgaactggcgcgcctgcgcggacggcgcatcgcgatggtgttccaggagccgatgacggcgctcaaccccgtgcacaccatcggcgcgcaggtggccgagccgctgcgacggcacctcggcctggcgcgggccgaggcgcgcatgcaggcggtggcattgctggaccgcgtgggtattccgcgggcagcgcagcgcttcgacgcctatccgcatgaattctcgggcgggcagcgccagcgcatcaccatcgcgatggcgctggcctgcgggccggacgtgctgatcgccgacgaaccgacgaccgcgctggatgccaccgtgcagcgccagatcctggagctgatcgcggggctcgtggccgagcggggcatggcgctggtgctgatctcgcacgatctgggcgtggtcgcgcagaacgtggaccgggtgctggtgatgtacggcggcagcgtggtcgaggacggcccgacgcgcgaggtgttcgcgcaccgtgcccatccctacacgcatgggctgttcgccgcgcggccgcgctgggcggacgaggccggaagaggaaatggaagcggccgggcgcggctgccgaccattcccggcacggtgccggagatcggcgcgctgccaccgggctgcccattcgcgggccgctgcgccttcacggtgccggactgcgacgccggcttgccggagccggtggccgtagggccggcgcaccatgcgcgctgcatccggctggaagccgtgaaggcagcacaggcagcacagacggcggaggcagggcggtga

Handy aligner: https://gagniuc.github.io/Jupiter-Bioinformatics-V2-dark/

And note that KO's are not unique. But the aaa:ACAV_3531 looks to be unique