vertical-length-switch ("plv")

See this command in the command table.

To access this command:

Using the command line, enter "vertical-length-switch".
Use the quick key combination "plv".
Display the Find Command screen, locate vertical-length-switch and click Run.

Command Overview

Toggle whether the HLENGTH field in a blast patterns file is an inclined or vertical length. The Status bar indicates which mode is currently active, when the command is run.