00571naa a2200193 a 450000100080000000500110000800800410001910000140006024501230007426000090019765000280020665000120023465000130024665000140025965000160027370000180028970000190030777300510032616063501995-06-27       1992    bl ---       0--  u    #d1 aZHANG, Y.  aCloning, sequencing, mutagenesis, and functional characterization of draT and draG genes from Azospirillum brasilense.  c1992  aAzospirillum brasilense  aAmônia  aClonagem  aMutação  aNitrogenase1 aBURRIS, R. H.1 aROBERTS, G. P.  tJ. Bacteriol.gv.174, n.10, p.3364-3369, 1992.