>sp|P77938|NADC_RHORU Probable nicotinate-nucleotide pyrophosphorylase [carboxylating] OS=Rhodospirillum rubrum GN=nadC MRPNHPVAALSPFAIDEAVRRALAEDLGRAGDITSTATIPAATRAHARFVARQPGILAGL GCARSAFALLDDTVTFTTPLEDGAEIAAGQTVAEVAGAARTILAAERTALNFLGHLSGIA TRTRRFGDAIAHTRARLTCTRKTTPGLRGLEKYAVRCGGGSNHRFGLDDAVLIKDNHIAV AGGVSAALSRARAGVGHMVRIEIEVDTLEQLAEVLAVGGAEVVLLDNMDAPTLTRAVDMV AGRLVTEASGGVSLDTIAALAESGVDYISVGALTHSVTTLDIGLDIVVAPPKAERA