Cu(II) and Ni(II) Interactions with the Terminally Blocked Hexapeptide Ac-Leu-Ala-His-Tyr-Asn-Lys-amide Model of Histone H2B (80–85)

Figure 4

(a) UV/Vis and (b) CD spectra of the system Ni(II)/-LAHYNK- at various pH values.

(a)

(b)