Vitamin B12 and protoheme metabolism

cbpc4[c] + amet[c] -> cbprc5a[c] + ahcys[c]

cbpcr8x[c] -> cobat[c]

acbda[c] + 4 glnL[c] + 4 h2o[c] + 4 atp[c] -> acb[c] + 4 gluL[c] + 4 adp[c] + 4 pi[c]

2 5all[c] <=> pbng[c] + 2 h2o[c]

4 pbng[c] + h2o[c] <=> hmb[c] + 4 nh3[c]

cbpcr7[c] + amet[c] -> cbpcr8x[c] + ahcys[c]

1a2po2p[c] + acb[c] + atp[c] -> acap[c] + pi[c] + adp[c]

ptpphygen[c] + 3 mqn[c] -> ptphyrin[c] + 3 mql[c]

c2yda[c] + fmnh2[c] -> c1yda[c] + fmn[c] + 2 h[c]

c1yda[c] + atp[c] + h[c] -> acbda[c] + pppi[c]