Use of BLAST in Linux

Use of BLAST in Linux-Linux Enterprise Application-Linux server application information. For details, refer to the following section. 1. decompress the compressed BLAST file and copy the files in the bin directory to/usr/local/bin;

2. Create a soft link. link the bin directory in the extracted file to/home/username, for example, ln-s/home/username/blast/bin;

3. In the current user directory, edit the bashrc file and add export PATH =/home/username/bin/= $ PATH to the file;

4. format the data file in the current directory. $ formatdb-I filename. suffix-p F-o T

5. Convert the file to test.txt, and copy the file as follows:

> Test ....
ACGTCAGTCGATCGAT .....

6. Comparison
$ Blastall-p blastn-d filename. suffix-I test.txt-o test. out

If you display the output format as XML, you must
$ Blastall-p blastn-m 7-d filename. suffix-I test.txt-o test. out