... plant during the second part of seed development. Understanding what factors contribute to lifespan is one of the oldest and most challenging questions in plant biology. One of these challenges is to recognize that longevity depends on the storage conditions that are experimentally used because...

... potentially serve multiple roles inside the bacterium: storage of Ni 2+ ions in a ‘reservoir’; donation of Ni 2+ to other proteins; and detoxification via sequestration of excess Ni 2+ . 1 Correspondence may be addressed to either of these authors (email [email protected] or [email protected]...

.... In addition, the hydrophilic nature of the plant ferritin E-helix is conserved in the four A. thaliana ferritin INTRODUCTION Ferritins are ubiquitous multimeric iron storage proteins that can store up to 4500 iron atoms in their central cavity, therefore having an essential role in cellular iron homoeostasis...