BLAST is a very powerful and widely used method for querying large sequence databases for sequence proximity with a sequence of interest. This difficult problem requires a fast algorithm designed for nucleic and protein sequences only since their alphabet is limited (5 bases for nucleotides, 21 amino acids for protein), but sequence length can be very long (more than 40000 amino). An example of BLAST installation and usage is provided below.
BLAST Installation
Basic Local Alignment (…)
La langage python est récemment devenu très populaire de par sa facilité apparente d’utilisation. Il reste néanmoins un langage informatique qui comporte des notions complexes, et une fois les premiers programmes écrits (scripts), il faut assez rapidement réfléchir à structurer le programme pour (…)