This command will convert your input `fastx` into an output `fastx`
with all nucleotide sequences (and associated quality scores) in
in reverse order.
Useful for `grep` for a sequence in `R2` or vice versa.
This will reverse complement each of the sequences and potential quality scores.
``` text
ACTG
GCTA
AAAA
```
``` text
CAGT
TAGC
TTTT
```
``` bash
fxtools reverse -i <your_fwd.fq.gz>
```