Required for oocyte meiotic maturation (PubMed:28458300). May be involved in the storage of translationally inactive mRNAs and protect them from degradation (PubMed:28458300). Plays a role in control of mRNA translation (By similarity). Component of a ribonucleoprotein (RNP) complex. Interacts with DDX6. Belongs to the LSM14 family.