title: Presence of nickel in factor F430 from Methanobacterium bryantii.
mesh_terms: D002413:Cations, Divalent; D019605:Euryarchaeota / Q000032:analysis*; D008665:Metalloporphyrins; D009501:Neutron Activation Analysis; D009532:Nickel / Q000032:analysis*; D013054:Spectrophotometry, Atomic
chemical_list: D002413:Cations, Divalent; D008665:Metalloporphyrins; C023540:factor F430; D009532:Nickel