Deficiency of NAD^+^ synthase (glutamine-hydrolysing)
deficiency of nad^+^ synthase (glutamine-hydrolysing)
Deficiency of nicotinamide adenine dinucleotide <sup>+</sup> synthase (glutamine-hydrolysing)
deficiency of nicotinamide adenine dinucleotide <sup>+</sup> synthase (glutamine-hydrolysing)