SMTL ID : 3ve1.2 (1 other biounit)

The 2.9 angstrom crystal structure of Transferrin binding protein B (TbpB) from serogroup B M982 Neisseria meningitidis in complex with human transferrin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.96 Å

Oligo State

hetero-oligomer

Ligands

5 x GOL: GLYCEROL(Non-functional Binders)

GOL.1: 10 residues within 4Å: Chain A: Q.5, G.6, G.7, Y.132, R.255, S.283, G.284, G.285, F.287, F.367 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:Q.5, A:G.6, A:G.7, A:G.7, A:Y.132, A:S.283 GOL.4: 7 residues within 4Å: Chain B: Y.95, T.120, R.124, S.125, A.126, G.127, Y.188 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:Y.95, B:Y.95, B:T.120, B:T.120, B:S.125, B:A.126, B:G.127, B:Y.188 GOL.5: 4 residues within 4Å: Chain B: E.375, G.487, T.667, S.668 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:G.487 GOL.6: 5 residues within 4Å: Chain B: C.227, L.228, D.229, H.242, E.318 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:L.228, B:D.229, B:D.229, B:H.242, B:H.242, B:H.242 GOL.7: 4 residues within 4Å: Chain B: M.109, N.110, L.134, D.138 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:L.134

1 x CO3: CARBONATE ION(Non-functional Binders)

CO3.2: 10 residues within 4Å: Chain B: D.392, Y.426, T.452, R.456, T.457, A.458, G.459, Y.517, H.585 Ligands: FE.3 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:T.452, B:R.456, B:A.458, B:G.459

1 x FE: FE (III) ION(Non-covalent)

FE.3: 5 residues within 4Å: Chain B: D.392, Y.426, Y.517, H.585 Ligands: CO3.2 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:D.392, B:Y.426, B:Y.517, B:H.585

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Calmettes, C. et al., The structural basis of transferrin sequestration by transferrin-binding protein B. Nat.Struct.Mol.Biol. (2012)

Release Date

2012-02-22

Peptides

Transferrin-binding protein 2: A
Serotransferrin: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

Transferrin-binding protein 2

Serotransferrin

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