I have some biology sequence data like follows: 

>b_comp_seq1
ACGCGGGGGAATTT
>b_comp_seq_2
ACGGGCTTTCACC
.....
>b_comp_seq_64
ACCCGGGAATT

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while I want extract these sequence with 4 sequence in a separate file with a name, that means I have 64 sequences I want them separate into 16 files with each have 4 sequences and with a different name.

In reply to separate files by crayfish

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