U3 small nucleolar ribonucleoprotein protein IMP4 (U3 snoRNP protein IMP4, Brix domain-containing protein 4, IMP4 BXDC4)

Function

• component of the 60-80S U3 small nucleolar ribonucleoprotein (U3 snoRNP)
• required for the early cleavages during pre-18S ribosomal RNA processing
• component of a heterotrimeric complex containing IMP3, IMP4 & MPHOSPH10
• interacts with MPHOSPH10

Structure

contains 1 Brix domain

Compartment

nucleus, nucleolus

More general terms

• ribonucleoprotein

Database

• UniProt: http://www.uniprot.org/uniprot/Q96G21.html