Update README.md

README.md

@@ -93,7 +93,7 @@ Each step of the installation process is expected to take a matter of seconds.
 |--db| $EMU_DATABASE_DIR| path to emu database; directory must include the following files: names_df.tsv, nodes_df.tsv, species_taxid.fasta, unqiue_taxids.tsv|
 |--N| 50| max number of alignments utilized for each read in minimap2|
 |--K| 500M| minibatch size for mapping in minimap2|
-|--mm2-forward-only| FALSE| force minimap2 to consider the forward transcript strand only|
+|--mm2-forward-only| FALSE| force minimap2 to consider the forward transcript strand only ([for long mRNA/cDNA reads](https://github.com/lh3/minimap2?tab=readme-ov-file#map-long-mrnacdna-reads))|
 |--output-dir| ./results| directory for output results|
 |--output-basename| stem of input_file(s)| basename of all output files saved in output-dir; default utilizes basename from input file(s)|
 |--keep-files| FALSE| keep working files in output-dir ( alignments [.sam], reads of specied length [.fa])|