Just login via SSH and create them again and set the correct rights.
Easier option... is there anything in there that still exists and needs to be saved? Personally I don't think so since public_html and imap are gone so if there is no mail in the Maildir directory, then database, website and mails are gone.
In that case, delete the domain from the panel. Then create the domain again and all directory's will be created newly.
If you are not an admin, then ask your hosting provider, because this forum is only intended for Directadmin license holders, so admins, not hosting customers.