Dimerization of Peptides by Calcium Ions: Investigation of a Calcium-Binding Motif

Figure 2

(a) MS/MS spectrum of 677.5 precursor of the homodimer (): P₁ = GTYDEGN and P₂ = AGGGDEG; (b) MS/MS spectrum of 675.5 precursor of the homodimer ; (c) MS/MS spectrum of 779.3 precursor : P₁ = NGTYDEG and P₂ = QGTYDEG. No preference for Ca²⁺.

(a)

(b)

(c)