Assertion: mutation's gene | /r/CapableOf | produce bright green bioluminescence
Facets:
value: naturally
type: MANNER
Source sentences:
text: In 1999, Dr. Zhiyuan Gong and his colleagues at the National University of Singapore were working with a gene called green fluorescent protein (GFP), originally extracted from a jellyfish, that naturally produced bright green bioluminescence.