SMTL ID : 5dyh.2 (1 other biounit)

Ti(IV) bound human serum transferrin

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.68 Å

Oligo State

monomer

Ligands

5 x CIT: CITRIC ACID(Non-functional Binders)

CIT.1: 8 residues within 4Å: Chain A: Y.445, R.475, T.476, Y.536, R.651 Ligands: CIT.2, 4TI.6, CO3.7 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:R.475, A:T.476, A:T.476, A:T.476, A:Y.536 Salt bridges: A:R.475, A:K.553 CIT.2: 7 residues within 4Å: Chain A: R.475, Y.534, G.535, Y.536, T.537, G.538 Ligands: CIT.1 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:R.475, A:Y.534, A:Y.536, A:T.537, A:G.538 Salt bridges: A:R.475 CIT.3: 6 residues within 4Å: Chain A: Y.114, R.143, S.144, A.145, Y.207, K.225 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Y.114, A:S.144, A:A.145 Salt bridges: A:R.143, A:K.225 CIT.4: 8 residues within 4Å: Chain A: R.143, T.200, F.205, G.206, Y.207, S.208, G.209, N.232 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:Y.207 Hydrogen bonds: A:R.143, A:S.208, A:S.208 Salt bridges: A:R.143 CIT.5: 3 residues within 4Å: Chain A: S.367, H.368, H.369 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:H.368, A:H.369 Salt bridges: A:H.368, A:H.369

1 x 4TI: TITANIUM ION(Non-covalent)

4TI.6: 5 residues within 4Å: Chain A: Y.445, T.476, Y.536 Ligands: CIT.1, CO3.7 No protein-ligand interaction detected (PLIP)

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

CO3.7: 9 residues within 4Å: Chain A: Y.445, T.471, R.475, T.476, A.477, G.478, Y.536 Ligands: CIT.1, 4TI.6 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:R.475

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tinoco, A.D. et al., Unusual Synergism of Transferrin and Citrate in the Regulation of Ti(IV) Speciation, Transport, and Toxicity. J.Am.Chem.Soc. (2016)

Release Date

2016-04-27

Peptides

Serotransferrin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Serotransferrin

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