Alpha-crystallin occurs as large aggregates, comprising two types of related subunits (A and B) that are highly similar to the small (15-30kDa) heat shock proteins (sHsps), particularly in their C-terminal halves.
A alfa-cristalina aparece formando grandes agregados, e comprende dous tipos de subunidades relacionadas (A e B) que son moi similares ás proteínas de shock térmico (HSPs) pequenas de 15-30 kDa, especialmente nas súas metades C-terminais.