nucleosome array spacer activity https://github.com/geneontology/go-ontology/issues/22115 nucleosome array spacing activity pg 2022-01-14T13:25:34Z In Drosphila, this is mediated by ISWI, in human, by SMARCA5 and in S. cerevisiae by ISW1 and and ISW2. molecular_function GO:0140750 A histone octamer slider activity that spaces nucleosomes along chromosomal DNA. This activity is involved in assembling chromatin in uniform nucleosome arrays to regulate transcription by RNA polymerases I, II, and III, as well as DNA replication, recombination and repair. histone octamer slider activity