All Questions
Tagged with dna phylogenetics
3 questions
1
vote
2
answers
74
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How to download the same 18S rRNA gene region for multiple species?
I need 18S rRNA gene sequences for a wide variety of eukaryotic species.
I know that Ensembl has this gene sequence, but I don't understand what is the correct protocol to download the sequences. I ...
- 33
3
votes
1
answer
48
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How many ML tree should I build?
I created a phylogenetic tree of 328 species using RAxML. I run the ML algorithm 20 times and I chose the best tree (the one with the highest likelihood).
The choice of 20 iterations was based on a ...
- 317
3
votes
2
answers
87
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Sequence Alignment for sequences with the same length
I am doing research on a new method of optimizing sequence alignment process (Needleman - Wunsch algorithm) but the idea would only work with sequences that have the same length. I am wondering if ...
- 31