>9QS7_1|Chains A, B|Acetoin utilization protein AcuB|Bacillus subtilis subsp. subtilis str. 168 (224308) MGIVEQIMKRDVITLTKTDTLETAICKLKEFHIRHLPVVDEERHVIGMITDRDMKQASPSIFEENKRSLFLTRSVDSIMKKDVVCAHPLDFVEEISAVFYEHGIGCLPVVHHQKLIGILTKTDLLRTFVKLTGADQPGSQIEIKVNDITKSLAEISSLCQDLQVKILSVLVYPHDDPGVKVLVFRVKTMNPLPFLQALQRNGHHVVWPSEQRDLL