The function of Ensembl gene identifier ENSG00000138442 (WDR12, WD repeat domain 12) is as follows. Component of the PeBoW complex, which is required for maturation of 28S and 5.8S ribosomal RNAs and formation of the 60S ribosome. {ECO:0000255|HAMAP-Rule:MF_03029, ECO:0000269|PubMed:16043514, ECO:0000269|PubMed:17353269}.