Transcript BLAST

Bioinformatics
Interdisciplinary science that
involves developing and
applying information
technology for analyzing
biological data
Overview of Bioinformatics
BLAST
The BLAST programs (Basic Local Alignment
Search Tools) are a set of sequence comparison
algorithms that are used to search international
sequence databases for regions of similarity
between sequences
BLAST
http://www.ncbi.nlm.nih.gov/
BLAST
BLAST
Program
Description
blastp
Compares an amino acid query sequence against a protein
sequence database.
blastn
Compares a nucleotide query sequence against a nucleotide
sequence database.
blastx
Compares a nucleotide query sequence translated in all reading
frames against a protein sequence database. You could use this
option to find potential translation products of an unknown
nucleotide sequence.
BLAST
ACATTTGCTT CTGACACAAC TGTGTTCACT AGCAACCTCA AACAGACACC
ATGGTGCACC TGACTCCTGA GGAGAAGTCT GCCGTTACTG CCCTGTGGGG
CAAGGTGAAC GTGGATGAAGTTGGTGGTGA GGCCCTGGGC AGGCTGCTGG
TGGTCTACCC TTGGACCCAG AGGTTCTTTGAGTCCTTTGG GGATCTGTCC
BLAST
BLAST
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BLAST
BLAST for Beginners Tutorial