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. 2022 Apr 18;10(3):e00644-22. doi: 10.1128/spectrum.00644-22

FIG 1.

FIG 1

Biosynthesis of putrescine and spermidine in Pseudomonas aeruginosa. AguA, agmatine deiminase; AguB, N-carbamoylputrescine aminotransferase; SpeA, arginine decarboxylase; SpeC, ornithine decarboxylase; SpeD, SAM decarboxylase; SpeE, spermidine synthase; SpuDEFGH, spermidine ABC transporter substrate-binding protein; PotABCD, polyamine ABC transporter substrate-binding protein; SAM, S-adenosyl methionine; dSAM, decarboxylated SAM.