SMTL ID : 6hk5.1 (5 other biounits)

X-ray structure of a truncated mutant of the metallochaperone CooJ with a high-affinity nickel-binding site

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.04 Å

Oligo State

homo-tetramer

Ligands

2 x NI: NICKEL (II) ION(Non-covalent)

NI.1: 5 residues within 4Å: Chain A: H.22, H.26 Chain B: H.18, H.22 Chain D: E.29 5 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B, 1 interactions with chain D Metal complexes: A:H.22, A:H.26, B:H.18, B:H.22, D:E.29 NI.7: 5 residues within 4Å: Chain B: E.29 Chain C: H.22, H.26 Chain D: H.18, H.22 5 PLIP interactions: 2 interactions with chain C, 1 interactions with chain B, 2 interactions with chain D Metal complexes: C:H.22, C:H.26, B:E.29, D:H.18, D:H.22

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

PEG.2: 3 residues within 4Å: Chain A: L.65, R.66, L.68 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:L.65 Water bridges: A:R.66

3 x CL: CHLORIDE ION(Non-functional Binders)

CL.3: 1 residues within 4Å: Ligands: CL.5 Ligand excluded by PLIP CL.5: 3 residues within 4Å: Chain B: D.40 Ligands: CL.3, CL.6 Ligand excluded by PLIP CL.6: 3 residues within 4Å: Chain A: R.9 Chain B: D.40 Ligands: CL.5 Ligand excluded by PLIP

1 x CA: CALCIUM ION(Non-covalent)

CA.4: 2 residues within 4Å: Chain B: D.21 Chain D: E.24 5 PLIP interactions: 1 interactions with chain B, 1 interactions with chain D, 3 Ligand-Water interactions Metal complexes: B:D.21, D:E.24, H2O.2, H2O.3, H2O.6

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Alfano, M. et al., The carbon monoxide dehydrogenase accessory protein CooJ is a histidine-rich multidomain dimer containing an unexpected Ni(II)-binding site. J.Biol.Chem. (2019)

Release Date

2019-03-27

Peptides

CooJ: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

B
C

C
E

D
G

CooJ

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