All protein sequences in FASTA file /usr/local/labkey/CPASDemo/databases/yeast.nci.20070223.fasta that contain the peptide K.C'LTSPYATR.N

RunMM_clICAT11.pep.xml (Peroxisomal_ICAT/MM_clICAT11 (k_Yeast_ICAT))
Sequence Mass11,286 
MGLSSIFGGG APSQQKEAAT TAKTTPNPIA KELKNQIAQE LAVANATELV NKISENCFEK CLTSPYATRN DACIDQCLAK YMRSWNVISK AYISRIQNAS ASGEI