# OC Root 2nd 3rd 4th 5th PC Gene/Definition OC.458309 Bacteria.968755 Proteobacteria.392066 Alphaproteobacteria.216430 Hyphomicrobium.6123 hmc.3462 hmc:HYPMC_3599 exported protein of unknown function; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 Halobacterium.4858 - hhb.1063 hhb:Hhub_2060 ABC-type transport system periplasmic substrate-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 Halodesulfurarchaeum.1915 - halh.203 halh:HTSR_0210 potD; spermidine/putrescine-binding periplasmic protein potD; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 Haloarcula.4764 - hma.754 hma:pNG7346 potD1; spermidine/putrescine transporter substrate binding protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 Haloterrigena.2064 - hda.1447 hda:BB347_07335 spermidine/putrescine ABC transporter substrate-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 - - nmg.344 nmg:Nmag_0319 ABC-type transport system periplasmic substrate-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 - - hxa.762 hxa:Halxa_0806 extracellular solute-binding protein family 1; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 Natrinema.2742 - nat.1073 nat:NJ7G_1055 family 1 extracellular solute-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 - - nge.2373 nge:Natgr_2534 spermidine/putrescine-binding periplasmic protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 - - nou.2703 nou:Natoc_2808 spermidine/putrescine-binding periplasmic protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 - - hlr.2763 hlr:HALLA_14825 spermidine/putrescine ABC transporter substrate-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 - - hlc.2114 hlc:CHINAEXTREME10850 spermidine/putrescine ABC transporter substrate-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein OC.458309 Archaea.19426 Euryarchaeota.19863 - - naj.2929 naj:B1756_15380 spermidine/putrescine ABC transporter substrate-binding protein; K11069 spermidine/putrescine transport system substrate-binding protein