... recently determined, has a mem-brane-spanning diheme containing subunit that binds aquinone molecule through the His ligand of heme b.Asp,Gly, Met, Ala and the porfirine ring of heme b were ... shows the SDS/PAGE of purified ccNiR upondifferent treatments. The complex dissociates into an intenseband of 61 kDa (NrfA) and a band of weak intensity of 19 kDa (NrfH), confirming its hetero-oligomeric ... proteins during theassembly of the head of bacteriophage T4. Nature 227, 680–685.28. Blum, H., Beier, H. & Gross, H.J. (1987) Improved silver staining of plant proteins, RNA and DNA in polyacrylamide...