Swiss::sqs.pm
SWISS::SQs represents the \s-1SQ\s0 lines within an SWISS-PROT + TrEMBL entry as specified in the user manual http://www.expasy.org/sprot/userman.html .
SWISS::BaseClass.pm
The amino acid sequence in string representation. The sequence length. The molecular weight. The \s-1CRC\s0 checksum of the sequence. This is recalculated using the \*(C`SWISS::CRC64\*(C' module.
Should be called if the sequence has been modified.
Calculate the molecular weight for string.