NAP57 (ARABIDOPSIS THALIANA HOMOLOGUE OF NAP57). Identical to H/ACA ribonucleoprotein complex subunit 4 (NAP57) [Arabidopsis Thaliana] (GB:Q9LD90;GB:Q42348;GB:Q94AA2); similar to pseudouridylate synthase TruB family protein [Arabidopsis thaliana] (TAIR:AT5G14460.1); similar to predicted protein [Physcomitrella patens subsp. patens] (GB:EDQ56073.1); similar to predicted protein [Physcomitrella patens subsp. patens] (GB:EDQ56048.1); similar to unnamed protein product [Vitis vinifera] (GB:CAO15636.1); contains InterPro domain Uncharacterized domain 2 (InterPro:IPR004521); contains InterPro domain DKCLD (InterPro:IPR012960); contains InterPro do