swo:Swol_0446 K03404 magnesium chelatase subunit D [EC:6.6.1.1] | (GenBank) Mg-chelatase subunit ChlD-like protein swo:Swol_0445 K03405 magnesium chelatase subunit I [EC:6.6.1.1] | (GenBank) Magnesium chelatase swo:Swol_0685 K01749 hydroxymethylbilane synthase [EC:2.5.1.61] | (GenBank) hydroxymethylbilane synthase