SMTL ID : 4zrp.2 (1 other biounit)

TC:CD320

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

hetero-1-1-mer

Ligands

1 x CNC: CYANOCOBALAMIN(Non-covalent)

CNC.1: 30 residues within 4Å: Chain A: G.85, Q.86, S.135, Y.137, Q.138, D.176, N.224, Y.226, S.227, L.230, 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 34 PLIP interactions: 33 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:Y.137, A:Y.137, A:D.176, A:Y.226, A:Y.362, A:F.376, A:F.376, A:L.379 Hydrogen bonds: A:Q.86, A:Q.138, A:N.224, A:N.224, A:Q.273, A:Q.273, A:L.358, A:S.359, A:L.363, A:L.363, A:L.379, A:L.379, A:L.387, A:L.388 Water bridges: A:H.133, A:S.135, A:Y.137, A:Y.137, A:N.267, A:R.374, A:W.377, A:Q.378, A:Q.389, A:G.390, A:W.409 Metal complexes: CNC.1

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 5 residues within 4Å: Chain A: Q.63, R.102, G.103 Chain B: L.26, D.27 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:Q.63, A:R.102, B:D.27

2 x CA: CALCIUM ION(Non-covalent)

CA.3: 6 residues within 4Å: Chain B: W.98, D.101, H.103, D.105, D.111, E.112 6 PLIP interactions: 6 interactions with chain B Metal complexes: B:W.98, B:D.101, B:H.103, B:D.105, B:D.111, B:E.112 CA.4: 6 residues within 4Å: Chain B: W.20, D.23, D.25, D.27, D.33, E.34 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:W.20, B:D.25, B:D.27, B:D.33, B:E.34

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Alam, A. et al., Structural basis of transcobalamin recognition by human CD320 receptor. Nat Commun (2016)

Release Date

2016-07-20

Peptides

Transcobalamin-2: A
CD320 antigen: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
D

Transcobalamin-2

CD320 antigen

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