Brand  (β version)

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Ligands
Code Name Style Show Link
C8E (hydroxyethyloxy)tri(ethyloxy)octane
CA Calcium ion
CNC Cyanocobalamin
MTN S-[(1-oxyl-2,2,5,5-tetramethyl-2,5-dihydro-1h-pyrrol-3-yl)methyl] methanesulfonothioate
Non-standard Residues
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Code : 3M8D   PDBj   RCSB PDB   PDBe
Header : TRANSPORT PROTEIN
Title : Crystal structure of spin-labeled BtuB V10R1 with bound calcium and cyanocobalamin
Release Data : 2010-09-15
Compound :
mol_id molecule chains
1 Vitamin B12 transporter btuB A
mutation: V10R1A
Source :
mol_id organism_scientific expression_system
1 Escherichia coli  (taxid:562) Escherichia coli  (taxid:562)
gene: btuB, bfe, cer, dcrC, b3966, JW3938
Authors : Freed, D.M., Horanyi, P.S., Wiener, M.C., Cafiso, D.S.
Keywords : beta barrel, R1, spin label, Cell membrane, Cell outer membrane, Ion transport, Membrane, Metal-binding, Phage recognition, Porin, Receptor, TonB box, Transmembrane, Transport, TRANSPORT PROTEIN
Exp. method : X-RAY DIFFRACTION ( 2.440 Å )
Citation :

Conformational exchange in a membrane transport protein is altered in protein crystals.

Freed, D.M.,Horanyi, P.S.,Wiener, M.C.  et al.
(2010)  Biophys.J.  99 : 1604 - 1610

PubMed: 20816073
DOI: 10.1016/j.bpj.2010.06.026

Chain : A
UniProt : P06129 (BTUB_ECOLI)
Reaction : -