Cu(en)_2Ag(SCN)_3 crystallizes in space group P2_12_12_1 with its cell parameters, a=7.126(2), b=12.587(5), c=17.585(5). There are four formula units per unit
The CD method has been used to study the conformation of the pentapeptido Asn-Ala-Gly-Ala-Asn(NAGAN) and the tetrapeptides Asn-Ala-Gly-Ala(NAGA) and Asn-D-Ala-