Biology — Biological Nitrogen Fixation

{
  "elements":[
    {"data":{"id":"n2","label":"N2 (air)"}},
    {"data":{"id":"nod","label":"Root nodule"}},
    {"data":{"id":"nase","label":"Nitrogenase"}},
    {"data":{"id":"nh3","label":"Ammonia"}},
    {"data":{"id":"glu","label":"Glutamine"}},
    {"data":{"id":"plant","label":"Plant amino acids"}},
    {"data":{"id":"leghb","label":"Leghaemoglobin (O2 buffer)"}},
    {"data":{"source":"n2","target":"nod"}},
    {"data":{"source":"nod","target":"nase"}},
    {"data":{"source":"nase","target":"nh3","label":"+ ATP, e-"}},
    {"data":{"source":"leghb","target":"nase","label":"protects"}},
    {"data":{"source":"nh3","target":"glu"}},
    {"data":{"source":"glu","target":"plant"}}
  ],
  "layout":{"name":"breadthfirst","directed":true}
}