SMTL ID : 1q09.1

Crystal structure of the Zn(II) form of E. coli ZntR, a zinc-sensing transcriptional regulator (space group I4122)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: L.3, Q.4, R.5, R.29 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:Q.4, A:R.5 Water bridges: A:R.5 Salt bridges: A:R.5, A:R.29 SO4.2: 10 residues within 4Å: Chain A: A.71, C.72, C.73, H.77, Y.81, C.82, S.83 Chain B: C.37 Ligands: ZN.4, ZN.5 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:A.71, A:C.73, A:S.83, A:S.83 Water bridges: A:S.83 Salt bridges: A:H.77 SO4.3: 3 residues within 4Å: Chain A: S.60, R.63, R.67 4 PLIP interactions: 4 interactions with chain A Water bridges: A:R.67, A:R.67 Salt bridges: A:R.63, A:R.67 SO4.6: 4 residues within 4Å: Chain B: L.3, Q.4, R.5, R.29 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:Q.4, B:R.5 Water bridges: B:R.5 Salt bridges: B:R.5, B:R.29 SO4.7: 10 residues within 4Å: Chain A: C.37 Chain B: A.71, C.72, C.73, H.77, Y.81, C.82, S.83 Ligands: ZN.9, ZN.10 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:A.71, B:C.73, B:S.83, B:S.83 Water bridges: B:S.83 Salt bridges: B:H.77 SO4.8: 3 residues within 4Å: Chain B: S.60, R.63, R.67 4 PLIP interactions: 4 interactions with chain B Water bridges: B:R.67, B:R.67 Salt bridges: B:R.63, B:R.67

4 x ZN: ZINC ION(Non-covalent)

ZN.4: 6 residues within 4Å: Chain A: C.72, C.82, S.83 Chain B: C.37 Ligands: SO4.2, ZN.5 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Metal complexes: A:C.72, A:C.82, B:C.37 ZN.5: 5 residues within 4Å: Chain A: C.73, H.77 Chain B: C.37 Ligands: SO4.2, ZN.4 3 PLIP interactions: 2 interactions with chain A, 1 interactions with chain B Metal complexes: A:C.73, A:H.77, B:C.37 ZN.9: 6 residues within 4Å: Chain A: C.37 Chain B: C.72, C.82, S.83 Ligands: SO4.7, ZN.10 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain B Metal complexes: A:C.37, B:C.72, B:C.82 ZN.10: 5 residues within 4Å: Chain A: C.37 Chain B: C.73, H.77 Ligands: SO4.7, ZN.9 3 PLIP interactions: 1 interactions with chain A, 2 interactions with chain B Metal complexes: A:C.37, B:C.73, B:H.77

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Changela, A. et al., Molecular basis of metal-ion selectivity and zeptomolar sensitivity by CueR. Science (2003)

Release Date

2003-09-16

Peptides

Zn(II)-responsive regulator of zntA: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Zn(II)-responsive regulator of zntA

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