SMTL ID : 7ffm.1

Human serum transferrin with five osmium binding sites

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.06 Å

Oligo State

monomer

Ligands

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

4TI.1: 6 residues within 4Å: Chain A: D.392, Y.426, T.457, Y.517, H.585 Ligands: MLI.2 No protein-ligand interaction detected (PLIP)

1 x MLI: MALONATE ION(Non-functional Binders)

MLI.2: 10 residues within 4Å: Chain A: D.392, Y.426, T.452, R.456, T.457, A.458, G.459, Y.517, H.585 Ligands: 4TI.1 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:R.456, A:Y.517 Hydrogen bonds: A:Y.426, A:T.457, A:A.458, A:G.459 Salt bridges: A:R.456, A:H.585

1 x NTA: NITRILOTRIACETIC ACID(Non-covalent)

NTA.3: 3 residues within 4Å: Chain A: H.14, H.289 Ligands: OS.4 4 PLIP interactions: 4 interactions with chain A Salt bridges: A:H.14, A:H.14, A:H.289, A:H.289

5 x OS: OSMIUM ION(Non-covalent)

OS.4: 3 residues within 4Å: Chain A: H.14, H.289 Ligands: NTA.3 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:H.289 OS.5: 3 residues within 4Å: Chain A: K.490, E.507 Ligands: OS.6 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.490, A:E.507 OS.6: 2 residues within 4Å: Chain A: K.489 Ligands: OS.5 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.489, A:K.489 OS.7: 2 residues within 4Å: Chain A: H.578, R.581 1 PLIP interactions: 1 interactions with chain A Water bridges: A:H.578 OS.8: 2 residues within 4Å: Chain A: H.349, H.350 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:H.349

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wang, M. et al., Binding of ruthenium and osmium at non‐iron sites of transferrin accounts for their iron-independent cellular uptake. J.Inorg.Biochem. (2022)

Release Date

2022-06-22

Peptides

Serotransferrin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Serotransferrin

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