SMTL ID : 3v83.5 (5 other biounits)

The 2.1 angstrom crystal structure of diferric human transferrin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

2 x BCT: BICARBONATE ION(Non-functional Binders)

BCT.1: 10 residues within 4Å: Chain A: D.82, Y.114, T.139, R.143, S.144, A.145, G.146, Y.207, H.268 Ligands: FE.3 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:A.145, A:G.146 BCT.2: 10 residues within 4Å: Chain A: D.411, Y.445, T.471, R.475, T.476, A.477, G.478, Y.536, H.604 Ligands: FE.4 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.471, A:R.475, A:A.477, A:G.478

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

FE.3: 5 residues within 4Å: Chain A: D.82, Y.114, Y.207, H.268 Ligands: BCT.1 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.82, A:Y.114, A:Y.207, A:H.268 FE.4: 5 residues within 4Å: Chain A: D.411, Y.445, Y.536, H.604 Ligands: BCT.2 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:D.411, A:Y.445, A:Y.536, A:H.604

9 x SO4: SULFATE ION(Non-functional Binders)

SO4.5: 3 residues within 4Å: Chain A: H.617, K.618, R.621 5 PLIP interactions: 5 interactions with chain A Water bridges: A:A.614, A:H.617 Salt bridges: A:H.617, A:K.618, A:R.621 SO4.6: 3 residues within 4Å: Chain A: A.234, K.236, R.239 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.239 SO4.7: 3 residues within 4Å: Chain A: K.97, S.274, M.275 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:M.275, A:E.279 Water bridges: A:G.276 Salt bridges: A:K.97 SO4.8: 4 residues within 4Å: Chain A: Q.111, Y.257, K.258 Ligands: P6G.14 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Q.111, A:Y.257, A:Y.257 Salt bridges: A:K.258 SO4.9: 3 residues within 4Å: Chain A: Q.39, R.42, D.43 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Q.39 Salt bridges: A:R.42 SO4.10: 2 residues within 4Å: Chain A: S.40, H.44 3 PLIP interactions: 3 interactions with chain A Water bridges: A:D.43, A:H.44 Salt bridges: A:H.44 SO4.11: 3 residues within 4Å: Chain A: Q.127, T.250, R.251 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.127, A:R.251 Water bridges: A:T.250 SO4.12: 6 residues within 4Å: Chain A: G.294, K.295, D.296, Q.302, F.304, S.305 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:D.296, A:F.304, A:F.304, A:S.305 Water bridges: A:K.297 Salt bridges: A:K.295 SO4.13: 3 residues within 4Å: Chain A: G.519, S.520, N.523 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:S.520, A:N.523

2 x P6G: HEXAETHYLENE GLYCOL(Non-functional Binders)

P6G.14: 5 residues within 4Å: Chain A: S.227, F.230, D.255, Y.257 Ligands: SO4.8 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.255, A:D.255 P6G.15: 6 residues within 4Å: Chain A: K.60, K.61, D.66, R.69, A.70, E.75 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.61, A:E.75

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Noinaj, N. et al., Structural basis for iron piracy by pathogenic Neisseria. Nature (2012)

Release Date

2012-02-15

Peptides

Serotransferrin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

Serotransferrin

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