1NQG
OUTER MEMBRANE COBALAMIN TRANSPORTER (BTUB) FROM E. COLI, WITH BOUND CALCIUM
Summary for 1NQG
Entry DOI | 10.2210/pdb1nqg/pdb |
Related | 1NQE 1NQF 1NQH |
Descriptor | vitamin b12 receptor, CALCIUM ION, (HYDROXYETHYLOXY)TRI(ETHYLOXY)OCTANE (3 entities in total) |
Functional Keywords | beta barrel, cobalamin, vitamin b12, membrane transport, calcium binding, transport protein |
Biological source | Escherichia coli |
Cellular location | Cell outer membrane; Multi-pass membrane protein: P06129 |
Total number of polymer chains | 1 |
Total formula weight | 68385.12 |
Authors | Chimento, D.P.,Mohanty, A.K.,Kadner, R.J.,Wiener, M.C. (deposition date: 2003-01-21, release date: 2003-04-29, Last modification date: 2023-08-16) |
Primary citation | CHIMENTO, D.P.,MOHANTY, A.K.,KADNER, R.J.,WIENER, M.C. Substrate-induced transmembrane signaling in the cobalamin transporter BtuB Nat.Struct.Biol., 10:394-401, 2003 Cited by PubMed: 12652322DOI: 10.1038/nsb914 PDB entries with the same primary citation |
Experimental method | X-RAY DIFFRACTION (3.31 Å) |
Structure validation
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