si_0475 Siderophore_Yersiniabactin_Biosynthesis iron aquisition yersiniabactin synthesis enzyme (Irp1,polyketide synthetase) si_0475 Siderophore_Yersiniabactin_Biosynthesis iron aquisition yersiniabactin synthesis enzyme (Irp2) si_0475 Siderophore_Yersiniabactin_Biosynthesis iron aquisition yersiniabactin synthesis enzyme (Irp3) si_0475 Siderophore_Yersiniabactin_Biosynthesis iron aquisition yersiniabactin synthesis enzyme (YbtT,resembles thioesterases) si_0475 Siderophore_Yersiniabactin_Biosynthesis iron aquisition 2,3-dihydroxybenzoate-AMP ligase (EC 2.7.7.58,Irp5) si_0475 Siderophore_Yersiniabactin_Biosynthesis iron aquisition outermembrane yersiniabactin receptor (FyuA,Psn,pesticin receptor) si_0475 Siderophore_Yersiniabactin_Biosynthesis iron aquisition regulator (YbtA,AraC-like,required for transcription of FyuA/psn,Irp2)