Molecular insights into a non-lethal yellow bud mutant in Ilex × ‘Nellie R. Stevens’

•The key highlights of our study include:.•The mutant had less pigment, abnormal chloroplasts, and reduced photosynthesis.•The chlorophyll and heme metabolism exhibited imbalance in the mutant.•Metabolite and gene levels were reduced in the mutant carotenoid metabolism.•Nine differentially expressed...

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