SMTL ID : 2bb5.2 (1 other biounit)

Structure of Human Transcobalamin in complex with Cobalamin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.20 Å

Oligo State

monomer

Ligands

1 x B12: COBALAMIN(Non-covalent)

B12.1: 33 residues within 4Å: Chain A: S.83, G.85, Q.86, T.134, S.135, Y.137, Q.138, H.172, H.173, D.176, N.224, Y.226, S.227, N.267, M.270, Q.273, S.357, L.358, S.359, G.360, P.361, Y.362, L.363, F.376, W.377, Q.378, L.379, P.386, L.387, L.388, Q.389, G.390, W.409 32 PLIP interactions: 31 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:Y.137, A:Y.137, A:Y.137, A:D.176, A:Y.226, A:Y.362, A:Y.362, A:F.376, A:F.376, A:W.409 Hydrogen bonds: A:S.83, A:Q.86, A:T.134, A:S.135, A:Y.137, A:Q.138, A:H.172, A:D.176, A:N.224, A:N.224, A:Y.226, A:Q.273, A:L.358, A:S.359, A:L.363, A:L.363, A:L.379, A:L.379, A:L.387 Water bridges: A:Q.389 Metal complexes: A:H.173, B12.1

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wuerges, J. et al., Structural basis for mammalian vitamin B12 transport by transcobalamin. Proc.Natl.Acad.Sci.Usa (2006)

Release Date

2006-04-04

Peptides

Transcobalamin II: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Transcobalamin II

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