Dual catalytic role of the metal ion in nickel-assisted peptide bond hydrolysis

EI Podobas, A Bonna… - Journal of inorganic …, 2014 - Elsevier
In our previous research we demonstrated the sequence specific peptide bond hydrolysis of
the R 1-(Ser/Thr)-Xaa-His-Zaa-R 2 in the presence of Ni (II) ions. The molecular mechanism …

Selective peptide bond hydrolysis of cysteine peptides in the presence of Ni (II) ions

AM Protas, A Bonna, E Kopera, W Bal - Journal of inorganic biochemistry, 2011 - Elsevier
Recently, we described a sequence-specific R1-(Ser/Thr) peptide bond hydrolysis reaction
in peptides of a general sequence R1–(Ser/Thr)–Xaa–His–Zaa–R, which occurs in the …

Sequence-specific Ni (II)-dependent peptide bond hydrolysis for protein engineering: Active sequence optimization

AM Protas, HHN Ariani, A Bonna… - Journal of inorganic …, 2013 - Elsevier
In previous studies we showed that Ni (II) ions can hydrolytically cleave a peptide bond
preceding Ser/Thr in peptides of a general sequence RN–(Ser/Thr)–Xaa–His–Zaa–RC …

Effect of d-Amino Acid Substitutions on Ni(II)-Assisted Peptide Bond Hydrolysis

HH Ariani, A Polkowska-Nowakowska… - Inorganic Chemistry, 2013 - ACS Publications
Previously we demonstrated the sequence-specific hydrolysis of the R1-(Ser/Thr)-peptide
bond in Ni (II) complexes of peptides with a general R1-(Ser/Thr)-Xaa-His-Zaa-R2 sequence …

Metal assisted peptide bond hydrolysis: Chemistry, biotechnology and toxicological implications

NE Wezynfeld, T Frączyk, W Bal - Coordination Chemistry Reviews, 2016 - Elsevier
Metal-assisted hydrolysis of peptide bond is a promising alternative for enzymatic cleavage
of proteins with prospective applications in biochemistry and bioengineering. Many metal …

Sequence-specific Ni (II)-dependent peptide bond hydrolysis for protein engineering: reaction conditions and molecular mechanism

E Kopera, A Krezel, AM Protas, A Belczyk… - Inorganic …, 2010 - ACS Publications
Recently we screened a combinatorial library of R1-(Ser/Thr)-Xaa-His-Zaa-R2 peptides
(Xaa= 17 common α-amino acids, except Asp, Glu, and Cys; Zaa= 19 common α-amino …

Synthetic Cu (II) and Ni (II) peptidases

GM Polzin, JN Burstyn - Metal Ions in Biological Systems, 2001 - books.google.com
Hydrolysis of amide bonds by metal complexes has been of great interest since it was
revealed that the active site of carboxypeptidase A contains a zinc ion [1]. The task of …

Peptide–metal interactions

CF Meares - Encyclopedia of Inorganic Chemistry, 2006 - Wiley Online Library
Copper–peptide complexes have been the most extensively studied of all the metal–peptide
complexes. Copper (II) is the most important oxidation state in copper–peptide complexes …

Use of a fluorescence microplate reader for the detection and characterization of metal-assisted peptide hydrolysis

KB Grant, S Pattabhi - Analytical Biochemistry, 2001 - Elsevier
Metal ions and complexes that hydrolyze peptides under nondenaturing conditions of
temperature and pH hold great promise for use in protein structural studies. However, the …

Selective cleavage of an azaGly peptide bond by copper (II). Long‐range effect of histidine residue

R Mhidia, O Melnyk - Journal of Peptide Science: An Official …, 2010 - Wiley Online Library
Several reports have highlighted the interest of replacing Gly, a frequent amino acid within
bioactive peptides, by azaGly (Agly) to improve their stability, activity or for the design of …