Table 1. Synthetic peptide constructs

Peptide

Amino acid sequence of the construct

Mol. mass, Da (calculated)

Mol. mass, Da (by mass spectrometry, monoisotopic, dominating)

Target peptide content in the preparation, %

CR4-CR5

DYPYRLWHYGGSTGLIHLHQNIVDVQYLYG-amide

3576.98

3576.740

90

CR5-CR3

STGLIHLHQNIVDVQYLYGGCPTDCFRKHPEATYS-amide

3959.90

3959.922

87