title: A snapshot of evolution in action: emergence of new heme transport function derived from a coenzyme B12biosynthetic enzyme.
authors: Department of Microbiology, University of Georgia, Athens, GA, 30602, USA.
authors: Norbert K
authors: NK
authors: Tavares
authors: Department of Microbiology, University of Georgia, Athens, GA, 30602, USA.
authors: Jorge C
authors: JC
authors: Escalante-Semerena
mesh_terms: D001692:Biological Transport; D003038:Cobamides; D006418:Heme; D014805:Vitamin B 12
chemical_list: D003038:Cobamides; D006418:Heme; C000913:cobamamide; D014805:Vitamin B 12