SMTL ID : 2xv1.1

Crystal structure of the triscatecholate siderophore binding protein FeuA from Bacillus subtilis complexed with Ferric MECAM

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

monomer

Ligands

1 x ECA: N,N',N''-[BENZENE-1,3,5-TRIYLTRIS(METHYLENE)]TRIS(2,3-DIHYDROXYBENZAMIDE)(Non-covalent)

ECA.1: 14 residues within 4Å: Chain A: G.42, K.84, M.85, K.105, F.106, P.107, H.125, R.178, R.180, Y.187, V.191, A.214, Q.215 Ligands: FE.2 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:K.84, A:M.85, A:K.105, A:K.105, A:F.106, A:F.106, A:R.180, A:Y.187, A:V.191, A:Q.215 Hydrogen bonds: A:K.84, A:R.180, A:R.180, A:Q.215, A:Q.215

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

FE.2: 3 residues within 4Å: Chain A: K.84, R.180 Ligands: ECA.1 No protein-ligand interaction detected (PLIP)

2 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.3: 1 residues within 4Å: Chain A: K.146 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:K.146 PO4.4: 4 residues within 4Å: Chain A: K.66, D.237, D.238 Ligands: PEG.5 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:D.237 Salt bridges: A:K.66

2 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.5: 8 residues within 4Å: Chain A: F.235, S.236, D.237, D.238, D.273, P.274, L.275 Ligands: PO4.4 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.237, A:D.237, A:D.273 PEG.6: 7 residues within 4Å: Chain A: S.128, W.130, K.131, E.155, S.195, D.200, K.284 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.155

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Peuckert, F. et al., The Siderophore Binding Protein Feua Shows Limited Promiscuity Toward Exogenous Triscatecholates. Chem.Biol. (2011)

Release Date

2011-08-10

Peptides

IRON-UPTAKE SYSTEM-BINDING PROTEIN: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

IRON-UPTAKE SYSTEM-BINDING PROTEIN

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