>sp|Q139C9|PSD_RHOPS Phosphatidylserine decarboxylase proenzyme OS=Rhodopseudomonas palustris GN=psd MSVVKSIRAQIPPIHREGYPFIGAFALATLVLFLIWAPLGWIGTVLTIWCALFFRDPVRV TPVREGLVVAPADGRVSMVVQMIPPPALGLGDKPLPRVSIFMSVFNCHVNRSPVAGRVER IIYSPGKFINAELDKASEDNERNSMVISTPAGQIGVVQIAGLVARRIVSFVREGQTLAPG ERFGLIRFGSRLDVYLPEGAKPLVSEGQTAIAGETVLADFNLGDGGRTYRAD