Pathogenic bacteria acquire iron from heme cofactors imported by ABC heme transporters. Here the authors present crystal structures of Burkholderia cenocepaciaheme importer BhuUV with and without the heme-binding protein BhuT, gathering mechanistic insight into the catalytic cycle of heme import.
- Youichi Naoe
- Nozomi Nakamura
- Hiroshi Sugimoto
