Magnesium in PDB 1nqe: Outer Membrane Cobalamin Transporter (Btub) From E. Coli

The structure of Outer Membrane Cobalamin Transporter (Btub) From E. Coli, PDB code: 1nqe was solved by D.P.Chimento, A.K.Mohanty, R.J.Kadner, M.C.Wiener, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	24.92 / 2.00
Space group	P 31 2 1
Cell size a, b, c (Å), α, β, γ (°)	81.590, 81.590, 210.078, 90.00, 90.00, 120.00
R / Rfree (%)	19.4 / 23.2

The binding sites of Magnesium atom in the Outer Membrane Cobalamin Transporter (Btub) From E. Coli (pdb code 1nqe). This binding sites where shown within 5.0 Angstroms radius around Magnesium atom.
In total only one binding site of Magnesium was determined in the Outer Membrane Cobalamin Transporter (Btub) From E. Coli, PDB code: 1nqe:

Magnesium binding site 1 out of 1 in the Outer Membrane Cobalamin Transporter (Btub) From E. Coli


Mono view


Stereo pair view

A full contact list of Magnesium with other atoms in the Mg binding site number 1 of Outer Membrane Cobalamin Transporter (Btub) From E. Coli within 5.0Å range: probe atom residue distance (Å) B Occ A:Mg595 b:48.2 occ:1.00 NE2 A:HIS449 2.0 48.5 1.0 CE1 A:HIS449 2.5 57.5 1.0 CD2 A:HIS449 3.4 62.9 1.0 ND1 A:HIS449 3.8 67.6 1.0 CG A:HIS449 4.2 56.8 1.0

D.P.Chimento, A.K.Mohanty, R.J.Kadner, M.C.Wiener. Substrate-Induced Transmembrane Signaling in the Cobalamin Transporter Btub Nat.Struct.Biol. V. 10 394 2003.
ISSN: ISSN 1072-8368
PubMed: 12652322
DOI: 10.1038/NSB914