... LillehaugDepartment of Molecular Biology, University of Bergen, NorwayHaemerythrin proteins comprise a family of O2-carrry-ing proteins mainly found in a few phyla of marine invertebrates. Members of this ... 2005 FEBSC-terminal end of helix III, pointing towards the inside of the bundle, and Cys128 was located to the randomcoil of the C-terminal end of the protein (C-terminal to helix IV) (not shown). ... iron-bindingresidues of McHr; 3, overlay of (1) and (2).(C) 1, amino acids of T. zostericola formingthe O2-binding hydrophobic pocket; 2, candi-date residues of (1) in McHr; 3, Overlay of (1)...