3FLL
Crystal structure of E55Q mutant of nitrophorin 4
Summary for 3FLL
Entry DOI | 10.2210/pdb3fll/pdb |
Related | 1D2U |
Descriptor | Nitrophorin-4, PROTOPORPHYRIN IX CONTAINING FE, AMMONIA, ... (4 entities in total) |
Functional Keywords | beta barrel, lipocalin, heme, mutant, ammonia, iron, metal-binding, secreted, vasoactive, vasodilator, transport protein |
Biological source | Rhodnius prolixus (Triatomid bug) |
Cellular location | Secreted: Q94734 |
Total number of polymer chains | 1 |
Total formula weight | 20925.20 |
Authors | Montfort, W.R.,Weichsel, A. (deposition date: 2008-12-18, release date: 2009-02-10, Last modification date: 2023-09-06) |
Primary citation | Berry, R.E.,Shokhirev, M.N.,Ho, A.Y.,Yang, F.,Shokhireva, T.K.,Zhang, H.,Weichsel, A.,Montfort, W.R.,Walker, F.A. Effect of mutation of carboxyl side-chain amino acids near the heme on the midpoint potentials and ligand binding constants of nitrophorin 2 and its NO, histamine, and imidazole complexes. J.Am.Chem.Soc., 131:2313-2327, 2009 Cited by PubMed: 19175316DOI: 10.1021/ja808105d PDB entries with the same primary citation |
Experimental method | X-RAY DIFFRACTION (1.5 Å) |
Structure validation
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