obsolete basal transcription machinery binding https://github.com/geneontology/go-ontology/issues/16062 true 2010-11-24T12:50:49Z This term was obsoleted because it is an unnecessary grouping term. GO:0001098 OBSOLETE. Binding to a component of the basal transcription machinery which is composed of the RNA polymerase core enzyme and the basal transcription factor(s), the minimal set of factors required for formation of the preinitiation complex (PIC) by the RNA polymerase. molecular_function krc