Source was embryonic nuclear extract of wild-type fly line; bait produced from endogenous gene; prey produced from endogenous gene.
Nuclear extract was partially purified by ammonium sulphate precipitation and heparin affinity chromatography, then depleted of Pc-containing complexes before use in immunoprecipitation.
Source was embryonic nuclear extract of wild-type fly line; bait produced from endogenous gene; prey produced from endogenous gene.
Source was embryonic nuclear extract of wild-type fly line; bait produced from endogenous gene; prey produced from endogenous gene.