PorphobilinogenHydroxymethylbilane SynthasePorphobilinogen SynthaseAmmonia-LyasesPorphyria, Acute IntermittentPorphyriasLevulinic AcidsAminolevulinic AcidPorphyrinsUroporphyrinogensHeptanoatesPorphyrias, HepaticUroporphyrinsFluids and SecretionsHemeUrobilinogenUroporphyrinogen Decarboxylase5-Aminolevulinate SynthetaseFerrochelataseUroporphyrinogen III SynthetaseProtoporphyrinsHydroxylaminesErythrocytesTetrapyrrolesResins, PlantZincHeminEuglena gracilisMutationLead PoisoningMolecular Sequence DataVitamin A DeficiencyPorphyrinogensPyrrolesBase SequenceDicarboxylic AcidsDeficiency Diseasesalpha 1-Antitrypsin DeficiencyVitamin B 12 DeficiencyKineticsLiver