>sp|B3QCT3|PSD_RHOPT Phosphatidylserine decarboxylase proenzyme OS=Rhodopseudomonas palustris GN=psd MSIVNSVRAQIPPIHREGYPFVGGFALVTLILFWIWSPLGWIGTVLTIWCAYFFRNPART TPVRDGLVVSPADGRVSMVVDIIPPPELGLGAKPLPRVSIFMSVFNCHVNRSPVAGRIER IVYSPGKFINAELDKASEDNERNSMVLSTEHGQIGVIQIAGLIARRIVSFVREGQPLVAG ERFGLIRFGSRLDVYLPEGTKPLVAEGQTAIAGETILADLKGGDAGRIYRTD