We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleControl of tetrapyrrole biosynthesis by alternate quaternary forms of porphobilinogen synthase.AuthorsBreinig S; Kervinen J; Stith L; Wasson AS; Fairman R; Wlodawer A; Zdanov A; Jaffe EKPublicationNature structural biology, 2003, Vol 10, Issue 9, p757ISSN1072-8368Publication typearticleDOI10.1038/nsb963