3AQ5

Crystal structure of truncated hemoglobin from Tetrahymena pyriformis, Fe(II)-O2 form

Summary for 3AQ5

• Entry DOI: 10.2210/pdb3aq5/pdb
• Related: 3AQ6 3AQ7 3AQ8 3AQ9
• Descriptor: Group 1 truncated hemoglobin, PROTOPORPHYRIN IX CONTAINING FE, OXYGEN MOLECULE, ... (4 entities in total)
• Functional Keywords: 2/2 fold hemoglobin, nitric oxide detoxification, oxygen binding
• Biological source: Tetrahymena pyriformis
• Total number of polymer chains: 2
• Total formula weight: 28710.68

Authors

Igarashi, J.,Kobayashi, K.,Matsuoka, A. (deposition date: 2010-10-25, release date: 2011-04-20, Last modification date: 2023-11-01)

• Primary citation: Igarashi, J.,Kobayashi, K.,Matsuoka, A.; A hydrogen-bonding network formed by the B10-E7-E11 residues of a truncated hemoglobin from Tetrahymena pyriformis is critical for stability of bound oxygen and nitric oxide detoxification.; J.Biol.Inorg.Chem., 16:599-609, 2011; PubMed: 21298303; DOI: 10.1007/s00775-011-0761-3

Experimental method

X-RAY DIFFRACTION (1.78 Å)