6UPLABEL: setprice - UPLABEL command

Parameters: asname=<string>
           
Asname designates name of the amino acid that 
needs to be adjusted for price. Price provides 
a measure for negative importance for a certain 
amino acid. The parameters BOTH, C13 and N15 
allow for pricing of a fully labeled amino 
acid, 13C labeled and 15N labeled amino acids.
