download
wget https://hgdownload.soe.ucsc.edu/admin/exe/linux.x86_64/faSplit
Examples:
faSplit sequence estAll.fa 100 est
把这个文件打成100份
faSplit base chr1.fa 10 1_
把这个序列按碱基长度分成10个文件
faSplit size input.fa 2000 outRoot
按照2000bp 碱基长打碎
faSplit about est.fa 20000 outRoot
This will break up est.fa into files of about 20000 bytes each by record.
faSplit byname scaffolds.fa outRoot/
每个序列单独一个fasta