?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Dikshit%2C+Kanak+L&rft.aulast=Dikshit&rft.aufirst=Kanak+L&rft.issue=1&rft.volume=349&rft.date=1+January+1998&rft.issn=0003-9861&rft.atitle=Site-directed+mutagenesis+of+bacterial+hemoglobin%3A+the+role+of+glutamine+(E7)+in+oxygen-binding+in+the+distal+heme+pocket.&rft.title=Archives+of+biochemistry+and+biophysics&rft.pages=161-6&rft.genre=article