>tr|M1Q5A0|M1Q5A0_METMZ Quinolinate synthase OS=Methanosarcina mazei Tuc01 GN=nadA MQQADLTKRINELKLKRNAVILSHYYSRPEVQDIADFVGDSLALSQEAVRQDADVIVFCG VHFMGESAAILSPNKTVLLPEIDATCPMADMVNVEGLKILKEKHPEAPVVSYVNSSAAIK AESYICCTSANAVEVVNSLDADEVIFVPDKNLAAYVASRTDKKIIPWEGHCPTHHQILRE DVLKMKEKHPRAEFIAHPECRPDVLELADHVASTRGMIVHAERSPAKEFIIGTECGLIHG LLKAVPEKTYYCVSEFACCPSMKMVNLEKVLTSLEKMQQRVIVPEDVRARAKEALDRMLA VKIN