This is a TruB_N/PUA domain associated N-terminal domain of Dyskerin-like proteins [1].
This is an N-terminal domain of dyskerin-like proteins, which is often associated with the TruB N-terminal (INTERPRO) and PUA (INTERPRO) domains [PUBMED:15112237].
Staub E, Fiziev P, Rosenthal A, Hinzmann B; , Bioessays 2004;26:567-581.: Insights into the evolution of the nucleolus by an analysis of its protein domain repertoire. PUBMED:15112237 EPMC:15112237.