>3PAJ_1|Chains A, B|Nicotinate-nucleotide pyrophosphorylase, carboxylating|Vibrio cholerae O1 biovar El Tor (243277) MHHHHHHSSGVDLGTENLYFQSNAMKETHNSQDRLAYLKQQLPADITRSVIDTLKEDLGGTLDPAADITASLIPADRISTATIITREAGVFCGQLWADEVFKQLGGQVSIEWHVQDGDTLTPNQTLCTLTGPARILLTGERNAMNFIQTLSGCATATARYVQELKGTQCRLLDTRKTIPGLRSALKYAVACGGGYNHRIGVFDAYLIKENHIIACGGIRQAISTAKQLNPGKPVEVETETLAELEEAISAGADIIMLDNFSLEMMREAVKINAGRAALENSGNITLDNLKECAETGVDYISVGALTKHLKALDLSMRFKS