Process for the preparation of d-pantothenic acid and/or its salts
OwnerMechthild Riepinginventor
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Abstract
The invention provides a process for the preparation of D-pantothenic acid and/or its salts or animal feed additives containing them by the fermentation of microorganisms of the family Enterobacteriaceae, especially those which already produce D-pantothenic acid, wherein the nucleotide sequence(s) coding for the ytfP and/or yjfA open reading frames (ORF) are attenuated or, in particular, switched off, individually or together, in the microorganisms.
Claims22
1-16. (canceled)
A microorganism of the family Enterobacteriaceae comprising at least one nucleotide mutation resulting in the attenuation of either the ytfP or yifA open reading frame product of said microorganism, and wherein said microorganism makes D-pantothenic acid.
Dependencies are inferred from the claim text.