SMTL ID : 4l2d.1 (1 other biounit)

X-ray structure of the Fe(II) form of the iron superoxide dismutase from Pseudoalteromonas haloplanktis

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.07 Å

Oligo State

homo-dimer

Ligands

2 x GLC- GLC: alpha-D-glucopyranose-(1-1)-alpha-D-glucopyranose(Non-covalent)

GLC-GLC.1: 8 residues within 4Å: Chain A: N.116, N.117, F.118, N.137, S.139 Chain B: G.61, G.62, N.65 7 PLIP interactions: 6 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:N.116, A:F.118, A:N.137, A:S.139, A:S.139 Water bridges: A:N.137, B:N.65 GLC-GLC.2: 9 residues within 4Å: Chain A: G.61, G.62, N.65 Chain B: K.113, N.116, N.117, F.118, N.137, S.139 8 PLIP interactions: 6 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:K.113, B:N.116, B:F.118, B:N.137, B:S.139, A:N.140 Water bridges: B:N.137, A:N.140

2 x FE2: FE (II) ION(Non-covalent)

FE2.3: 4 residues within 4Å: Chain A: H.26, H.73, D.157, H.161 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.26, A:H.73, A:D.157, A:H.161, H2O.1 FE2.4: 4 residues within 4Å: Chain B: H.26, H.73, D.157, H.161 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.26, B:H.73, B:D.157, B:H.161, H2O.6

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Merlino, A. et al., Structural and denaturation studies of two mutants of a cold adapted superoxide dismutase point to the importance of electrostatic interactions in protein stability. Biochim.Biophys.Acta (2014)

Release Date

2014-02-26

Peptides

Superoxide dismutase [Fe]: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Superoxide dismutase [Fe]

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