The Ni-hook contains the motif His-Cys-X-X-Pro-Cys-Gly-X-Tyr; it provides most of the interactions critical for metal binding and catalysis and is, therefore, a likely diagnostic of NiSODs.
Este gancho do Ni contén o motivo His-Cys-X-X-Pro-Cys-Gly-X-Tyr; proporciona a maioría das interaccións críticas para a unión aos metais e a catálise, e serve como un probable diagnóstico das NiSODs.