PyrophosphatasesInorganic PyrophosphataseDiphosphatesMolecular Sequence DataAmino Acid SequenceHydrolysisPhosphoric Diester HydrolasesRecombinant ProteinsSequence Homology, Amino AcidMagnesiumSubstrate SpecificitySequence AlignmentModels, MolecularEscherichia coliKineticsRecombinant Fusion ProteinsDNA, Recombinant