Assertion: primary chloroplast | /r/CapableOf | lose its sigma factors
Facets:
value: after endosymbiosis
type: TEMPORAL
value: except the σ70 type
type: OTHER
value: except all tfs
type: OTHER
Source sentences:
text: After endosymbiosis, the primary chloroplast lost its sigma factors, except the σ70 type, and all TFs.