SMTL ID : 2isy.1

Crystal structure of the nickel-activated two-domain iron-dependent regulator (IdeR)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.96 Å

Oligo State

homo-dimer

Ligands

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

NI.1: 4 residues within 4Å: Chain A: H.79, E.83, H.98 Ligands: PO4.3 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:H.79, A:E.83, A:H.98, H2O.1, H2O.1 NI.2: 5 residues within 4Å: Chain A: M.10, R.13, C.102, E.105, H.106 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:C.102, A:E.105, A:H.106, H2O.2 NI.4: 4 residues within 4Å: Chain B: H.79, E.83, H.98 Ligands: PO4.6 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:H.79, B:E.83, B:H.98, H2O.4, H2O.6 NI.5: 4 residues within 4Å: Chain B: M.10, C.102, E.105, H.106 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:C.102, B:E.105, B:H.106, H2O.4

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

PO4.3: 7 residues within 4Å: Chain A: H.79, R.80, E.83, S.126, F.128, N.130 Ligands: NI.1 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:S.126, A:N.130 Water bridges: A:E.20, A:R.80 Salt bridges: A:R.80 PO4.6: 7 residues within 4Å: Chain B: H.79, R.80, E.83, S.126, F.128, N.130 Ligands: NI.4 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:S.126, B:N.130 Salt bridges: B:R.80

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wisedchaisri, G. et al., Crystal structures, metal activation, and DNA-binding properties of two-domain IdeR from Mycobacterium tuberculosis. Biochemistry (2007)

Release Date

2007-02-13

Peptides

Iron-dependent repressor ideR: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Iron-dependent repressor ideR

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