3QQQ

Crystal structure of non-symbiotic plant hemoglobin from Trema tomentosa

Summary for 3QQQ

• Entry DOI: 10.2210/pdb3qqq/pdb
• Related: 3QQR
• Descriptor: Non-symbiotic hemoglobin, PROTOPORPHYRIN IX CONTAINING FE, SULFATE ION, ... (4 entities in total)
• Functional Keywords: globin fold, hexacoordination, heme binding, oxygen binding, metal binding protein
• Biological source: Trema tomentosa (Poison peach)
• Total number of polymer chains: 2
• Total formula weight: 39631.36

Authors

Kakar, S.,Sturms, R.,Savage, A.,Nix, J.C.,Dispirito, A.,Hargrove, M.S. (deposition date: 2011-02-16, release date: 2011-04-27, Last modification date: 2024-02-21)

• Primary citation: Kakar, S.,Sturms, R.,Tiffany, A.,Nix, J.C.,DiSpirito, A.A.,Hargrove, M.S.; Crystal structures of Parasponia and Trema hemoglobins: differential heme coordination is linked to quaternary structure.; Biochemistry, 50:4273-4280, 2011; PubMed: 21491905; DOI: 10.1021/bi2002423

Experimental method

X-RAY DIFFRACTION (1.84 Å)