SMTL ID : 4b3e.1 (4 other biounits)

Structure of copper-zinc superoxide dismutase complexed with bicarbonate.

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

homo-dimer

Ligands

2 x CU: COPPER (II) ION(Non-covalent)

CU.1: 5 residues within 4Å: Chain A: H.47, H.49, H.64, H.121 Ligands: CO3.3 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.47, A:H.49, A:H.121 CU.4: 4 residues within 4Å: Chain B: H.47, H.49, H.64, H.121 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.47, B:H.49, B:H.64, B:H.121, H2O.12

2 x ZN: ZINC ION(Non-covalent)

ZN.2: 4 residues within 4Å: Chain A: H.64, H.72, H.81, D.84 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:H.64, A:H.72, A:H.81, A:D.84, A:D.84 ZN.5: 5 residues within 4Å: Chain B: H.64, H.72, H.81, D.84, K.137 5 PLIP interactions: 5 interactions with chain B Metal complexes: B:H.64, B:H.72, B:H.81, B:D.84, B:D.84

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

CO3.3: 7 residues within 4Å: Chain A: H.47, H.49, H.64, H.121, T.138, R.144 Ligands: CU.1 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.138, A:R.144 Water bridges: A:R.144 CO3.6: 3 residues within 4Å: Chain B: H.121, G.142, R.144 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:R.144 Water bridges: B:H.64, B:R.144

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

SO4.7: 2 residues within 4Å: Chain B: K.76, K.129 6 PLIP interactions: 6 interactions with chain B Water bridges: B:K.76, B:K.76, B:K.129, B:K.129 Salt bridges: B:K.76, B:K.129 SO4.8: 1 residues within 4Å: Chain B: K.129 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:K.129

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Strange, R.W. et al., Structural Evidence for a Copper-Bound Carbonate Intermediate in the Peroxidase and Dismutase Activities of Superoxide Dismutase. Plos One (2012)

Release Date

2012-09-26

Peptides

SUPEROXIDE DISMUTASE [CU-ZN]: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
F

SUPEROXIDE DISMUTASE [CU-ZN]

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