MantisBT - MEGA
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0000806MEGAAlignment Explorerpublic2018-06-13 15:032018-06-20 07:17
guest 
gstecher 
normalminorhave not tried
resolvedfixed 
PCWindows10
MEGA 11 (Graphical Interface version) 
 
Barry
Hall
barryghall@gmail.com
barryghall@gmail.com
0000806: MEGA-X alignment by codons fails
Alignment of a set of coding sequences by codons, both by Muscle and by Clustal-W, fails repeatedly. This is important bug when trying to align coding sequences which should ALWAYS be aligned by codons.
1 In Alignment Editor window select all sequences.

2. From Alignment window choose either "align by ClustalW (Codons)" or "Align by Muscle (Codons)"

3A. In Clustal Options dialog window the number "1982409" is set as the "Delay Divergent Sequences" option and must be reset to some value between - and 100. I chose 50%. Click OK

3B Options setting fine. Click OK

4A In Clustal get error message: "Oh no! An error has occurred.. RENDER_PROCESS_ERROR: Access Violation"

4B In Muscle alignment process initiates, then quickly terminates leaving sequences unaligned.
Aligning by DNA in MUSCLE is also suspicious. Enormous number of gaps introduced, result does not at alll reemble result in MEGA7 with same input.

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Issue History
2018-06-13 15:03guestNew Issue
2018-06-20 07:17gstecherNote Added: 0004027
2018-06-20 07:17gstecherStatusnew => resolved
2018-06-20 07:17gstecherResolutionopen => fixed
2018-06-20 07:17gstecherAssigned To => gstecher

Notes
(0004027)
gstecher   
2018-06-20 07:17   
fixed in 10.0.3