1QX2

X-ray Structure of Calcium-loaded Calbindomodulin (A Calbindin D9k Re-engineered to Undergo a Conformational Opening) at 1.44 A Resolution

Summary for 1QX2

• Entry DOI: 10.2210/pdb1qx2/pdb
• Descriptor: Vitamin D-dependent calcium-binding protein, intestinal, CALCIUM ION, ZINC ION, ... (4 entities in total)
• Functional Keywords: ef-hand (helix-loop-helix) calcium binding protein, four-helix domain, protein engineering, calcium-induced conformational response, calmodulin, calbindin d9k, signaling protein
• Biological source: Bos taurus (cattle)
• Total number of polymer chains: 2
• Total formula weight: 17328.68

Authors

Bunick, C.G.,Nelson, M.R.,Mangahas, S.,Mizoue, L.S.,Bunick, G.J.,Chazin, W.J. (deposition date: 2003-09-04, release date: 2004-05-25, Last modification date: 2021-10-27)

• Primary citation: Bunick, C.G.,Nelson, M.R.,Mangahas, S.,Hunter, M.J.,Sheehan, J.H.,Mizoue, L.S.,Bunick, G.J.,Chazin, W.J.; Designing Sequence to Control Protein Function in an EF-Hand Protein; J.Am.Chem.Soc., 126:5990-5998, 2004; PubMed: 15137763; DOI: 10.1021/ja0397456

Experimental method

X-RAY DIFFRACTION (1.44 Å)