1N4A
The Ligand Bound Structure of E.coli BtuF, the Periplasmic Binding Protein for Vitamin B12
Summary for 1N4A
Entry DOI | 10.2210/pdb1n4a/pdb |
Related | 1BMT 1EFD 1n4d |
Descriptor | Vitamin B12 transport protein btuF, CYANOCOBALAMIN (3 entities in total) |
Functional Keywords | abc transporter, periplasmic binding protein, vitamin b12, transmembrane transport, structural genomics, psi, protein structure initiative, northeast structural genomics consortium, nesg, transport protein |
Biological source | Escherichia coli |
Cellular location | Periplasm : P37028 |
Total number of polymer chains | 2 |
Total formula weight | 58994.11 |
Authors | Karpowich, N.K.,Smith, P.C.,Hunt, J.F.,Northeast Structural Genomics Consortium (NESG) (deposition date: 2002-10-30, release date: 2003-03-11, Last modification date: 2021-08-18) |
Primary citation | Karpowich, N.K.,Huang, H.H.,Smith, P.C.,Hunt, J.F. Crystal structures of the BtuF periplasmic-binding protein for vitamin B12 suggest a functionally important reduction in protein mobility upon ligand binding. J.Biol.Chem., 278:8429-8434, 2003 Cited by PubMed: 12468528DOI: 10.1074/jbc.M212239200 PDB entries with the same primary citation |
Experimental method | X-RAY DIFFRACTION (2 Å) |
Structure validation
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