SMTL ID : 3e2c.1

Escherichia coli Bacterioferritin Mutant E128R/E135R

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 4 residues within 4Å: Chain A: E.18, E.51, H.54, E.127 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:E.18, A:E.51, A:H.54, A:E.127, A:E.127 ZN.8: 5 residues within 4Å: Chain B: E.18, E.51, H.54, I.123, E.127 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:E.18, B:E.18, B:E.51, B:H.54, B:E.127

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

SO4.2: 1 residues within 4Å: Chain A: R.155 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.155 SO4.3: 3 residues within 4Å: Chain A: R.39, V.43, W.133 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.39

2 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.4: 21 residues within 4Å: Chain A: L.19, I.22, N.23, F.26, Y.45, I.49, M.52, K.53, L.71 Chain B: L.19, I.22, N.23, F.26, Y.45, I.49, M.52, K.53, A.55, D.56, I.59 Ligands: HEM.5 21 PLIP interactions: 13 interactions with chain B, 8 interactions with chain A, Hydrophobic interactions: B:L.19, B:I.22, B:I.22, B:F.26, B:F.26, B:I.49, B:M.52, B:K.53, B:A.55, B:I.59, A:L.19, A:F.26, A:F.26, A:F.26, A:I.49, A:M.52, A:L.71 Water bridges: B:Y.45, B:Y.45 Salt bridges: B:K.53, A:K.53 HEM.5: 21 residues within 4Å: Chain A: L.19, I.22, N.23, F.26, Y.45, I.49, M.52, K.53, A.55, D.56, I.59 Chain B: L.19, I.22, N.23, F.26, Y.45, I.49, M.52, K.53, L.71 Ligands: HEM.4 21 PLIP interactions: 11 interactions with chain B, 10 interactions with chain A, Hydrophobic interactions: B:L.19, B:I.22, B:F.26, B:F.26, B:F.26, B:I.49, B:I.49, B:M.52, B:L.71, A:L.19, A:I.22, A:F.26, A:F.26, A:I.49, A:M.52, A:A.55, A:I.59 Water bridges: B:Y.45, A:Y.45 Salt bridges: B:K.53, A:K.53

4 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.6: 8 residues within 4Å: Chain A: L.14, N.17, E.18, Y.58, G.97, L.101, I.123, E.127 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.58, A:Y.58 Water bridges: A:N.17, A:E.94 EDO.7: 8 residues within 4Å: Chain A: E.47, D.50, E.51, H.54, E.94, D.126, E.127, H.130 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.50, A:D.50, A:H.130 Water bridges: A:H.130 EDO.9: 8 residues within 4Å: Chain B: L.14, N.17, E.18, Y.58, G.97, L.101, I.123, E.127 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:Y.58 Water bridges: B:N.17, B:E.94 EDO.10: 8 residues within 4Å: Chain B: E.47, D.50, E.51, H.54, E.94, D.126, E.127, H.130 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:D.50, B:H.130

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wong, S.G. et al., Structural and Mechanistic Studies of a Stabilized Subunit Dimer Variant of Escherichia coli Bacterioferritin Identify Residues Required for Core Formation. J.Biol.Chem. (2009)

Release Date

2009-05-12

Peptides

Bacterioferritin: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Bacterioferritin