Coordination compounds of tripeptides and pentapeptides containing<i>L</i>-histidyl residues. Studies towards structural models for the active site of copper proteins
作者:F. B. Hulsbergen、J. Reedijk
DOI:10.1002/recl.19931120503
日期:——
Five small, completely protected, L-histidyl(NτBzl)-containing peptides, were synthesized and characterized by NMR spectroscopy, i.e., R-Ala-His(Nτ-Bzl)-Ala-R′ (1), R-His(Nτ-Bzl)-Ala-Ala-Ala-Met-R′ (2), R-His(Nτ-Bzl)-Ala-Ala-Ala-His(Nτ-Bzl)-R′ (3), R-His(Nτ-Bzl)-Ala-His(Nτ-Bzl)-Ala-His(Nτ-Bzl)-R′ (4), R-His(Nτ-Bzl)-Ala-His(Nτ-Bzl)-R′ (5), in which: R is phenylacetyl (PhCH2CO-), R′ is phenylamino (-NHPh);
五个小,完全受到保护,L-组氨(N τ BZL)含肽,被合成和表征通过NMR谱,即,R-ALA-他(N τ -Bzl)-Ala-R'(1),R-他的(N τ -Bzl)-Ala酰-Ala-Ala-MET-R'(2),R-His的(N τ -Bzl)-Ala酰-Ala-Ala-His的(N τ -Bzl)-R'(3 ),R-他(N τ -Bzl)-Ala-His的(N τ -Bzl)-Ala-His的(N τ -Bzl)-R'(4),R-His的(N τ -Bzl)-Ala-他的(N τ -Bzl)-R'(5),其中:R是苯乙酰基(的PhCH 2 CO - ),R'为苯基氨基(-NHPh); Bzl是苄基(PhCH 2-)。