May act as a negative regulator of ASF1 in chromatin assembly. Found in a cytosolic complex with ASF1A, ASF1B, IPO4 and histones H3.1 and H4. Mainly detected as a cytoplasmic protein. Ubiquitously expressed. Isoform 3 is not found in erythroid cells. The disease is caused by variants affecting the gene represented in this entry. Extended N-terminus. Extended N-terminus. Truncated N-terminus.