Reversible supramolecular assembly at specific DNA sites: Ni-promoted, bivalent DNA binding with designed peptide and bipyridylbisbenzamidine components

At specific DNA sites, nickel(II) salts promote the assembly of designed components, namely a bis(histidine)-modified peptide that is derived from a bZIP transcription factor and a bis(benzamidine) unit that is equipped with a bipyridine. This programmed supramolecular system with emergent propertie...

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Detalles Bibliográficos
Autores: Sánchez López, Mateo Isidro, Mosquera Mosquera, Jesús, Vázquez Sentís, Marco Eugenio, Mascareñas Cid, José Luis
Tipo de recurso: artículo
Fecha de publicación:2014
País:España
Institución:Universidad de Santiago de Compostela (USC)
Repositorio:Minerva. Repositorio Institucional de la Universidad de Santiago de Compostela
Idioma:inglés
OAI Identifier:oai:minerva.usc.gal:10347/11965
Acceso en línea:http://hdl.handle.net/10347/11965
Access Level:acceso abierto
Palabra clave:Materias::Investigación::23 Química::2302 Bioquímica
Descripción
Sumario:At specific DNA sites, nickel(II) salts promote the assembly of designed components, namely a bis(histidine)-modified peptide that is derived from a bZIP transcription factor and a bis(benzamidine) unit that is equipped with a bipyridine. This programmed supramolecular system with emergent properties reproduces some key characteristics of naturally occurring DNA-binding proteins, such as bivalence, selectivity, responsiveness to external agents, and reversibility.