>sp|Q3IZN1|NADK_CERS4 NAD kinase OS=Cereibacter sphaeroides GN=nadK MTPQRIGFVASNAPVAQEALNVMAARYGQCPLPEADAIVALGGDGFMLQTLHETQSLDIP VYGMNRGTVGFLMNGYAEDGLRERLAEAEEEILNPLAMTAVTGAGEVFHRIAINEVSLLR AGPQAAWLKISVDGKVRMEELVCDGALVCTPAGSTAYNYSAHGPILPIGADVLALTAIAP FRPRRWRGALLPKTALVRFDVIDAQKRPVMADADGRSVRDVVSVEIRTEPAVRHRLLFDP GHGLEERLIREQFV