purified dinitrogenase reductase from un1041 is a dimer of 67 kda , contains a functional 4fe-4s cluster , undergoes a mgatp-dependent conformational change , and is competent for atp hydrolysis uncoupled from substrate reduction in the presence of dinitrogenase .
C0085544
dinitrogenase reductase
C0028174
dinitrogenase