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- Dictionaryblast/blɑːst/
noun
- 1. a destructive wave of highly compressed air spreading outwards from an explosion: "they were thrown backwards by the blast" Similar
- 2. a strong gust of wind or air: "the icy blast hit them" Similar
verb
- 1. blow up or break apart (something solid) with explosives: "the school was blasted by an explosion" Similar
- 2. be very loud; make a loud noise: "music was blasting from the speakers" Similar
exclamation
- 1. expressing annoyance: informal British "‘Blast! The car won't start!’"
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USA.gov. The Basic Local Alignment Search Tool (BLAST) finds regions of local similarity between sequences. The program compares nucleotide or protein sequences to sequence databases and calculates the statistical significance of matches. BLAST can be used to infer functional and evolutionary relationships between sequences as well as help ...
BLAST (biotechnology) In bioinformatics, BLAST (basic local alignment search tool) [3] is an algorithm and program for comparing primary biological sequence information, such as the amino-acid sequences of proteins or the nucleotides of DNA and/or RNA sequences.
Aug 3, 2023 · BLAST is a powerful tool for analyzing biological sequence data. Since the initial release of BLAST in 1990, it has undergone continuous updates to improve its speed and accuracy. BLAST is now considered a crucial and widely used tool in the field of bioinformatics.
Aug 6, 2024 · To access BLAST, go to Sequence Analysis > Tools > BLAST: This is an unknown protein sequence that we are seeking to identify by comparing it to known protein sequences, and so Protein BLAST should be selected from the BLAST menu: Enter the query sequence in the search box, provide a job title, choose a database to query, and click BLAST:
- Elliott Smith
- 2015
BLAST is an acronym for Basic Local Alignment Search Tool and refers to a suite of programs used to generate alignments between a nucleotide or protein sequence, referred to as a “query” and nucleotide or protein sequences within a database, referred to as “subject” sequences. The original BLAST program used a protein “query ...
- David Wheeler, Medha Bhagwat
- 2007
Mar 17, 2021 · The BLAST algorithm looks at the problem of sequence database search, wherein we have a query, which is a new sequence, and a target, which is a set of many old sequences, and we are interested in knowing which (if any) of the target sequences is the query related to. One of the key ideas of BLAST is that it does not require the individual ...
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Jul 1, 2004 · BLAST is a heuristic that finds short matches between two sequences and attempts to start alignments from these ‘hot spots’. In addition to performing alignments, BLAST provides statistical information to help decipher the biological significance of the alignment; this is the ‘expect’ value, or false-positive rate.