description="Set the Seed length (in basepairs). Only sequences of this length that occur more frequently than 'min. Seed occurrence (see above) will be considered in the REP/REPIN analysis.",
validators=[validators.DataRequired(message="Please enter the nmer length as an integer!")]
)
distance_group_seeds=IntegerField("Distance group seeds",
default=15,
description="Set the group seeds distance (???)",
validators=[validators.DataRequired(message="Please enter an integer number > 0.")]