FhuA. E. coli. FepA. E. coli . Staphylococcus aureus . LukF. Staphylococcus aureus . 3LKF Olson et al.
Streptomyces lividans .
Mycobacterium tuberculosis . Other Channels AQP1 - aquaporin water channel. Red blood cell. Murata et al . In vitreous ice by electron microscopy.