Predicted to be involved in generation of catalytic spliceosome for first transesterification step. Predicted to be located in nucleus. Predicted to be part of Prp19 complex; U2-type catalytic step 2 spliceosome; and post-mRNA release spliceosomal complex. Expressed in head and tail. Is an ortholog of human XAB2 (XPA binding protein 2).
Predicted to enable unfolded protein binding activity. Predicted to be involved in protein folding. Predicted to be located in cytoplasm. Predicted to be part of prefoldin complex. Is an ortholog of human PFDN4 (prefoldin subunit 4).