... sequencingand mutational analysis of a gene cluster involved innitrite reduction in Paracoccus denitrificans. AntonieLeeuwenhoek 66, 111–127.13 Kawasaki S, Arai H, Kodama T & Igarashi Y (1997)Gene ... FEBS23 Chang CK (1994) Heme d1and other heme cofactorsfrom bacteria. Ciba Found Symp 180, 228–238.24 Van Spanning RJ, Wancell CW, De Boer T, HazelaarMJ, Anazawa H, Harms N, Oltmann LF & ... similarity. A crystalstructure of Met8P has shown that this protein hasan aspartate residue (Asp141), which is importantfor both chelatase and dehydrogenase function [17];interestingly, this aspartate,...