SMTL ID : 1r1v.3 (2 other biounits)

Crystal structure of the metal-sensing transcriptional repressor CzrA from Staphylococcus aureus in the Zn2-form

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-tetramer

Ligands

8 x ZN: ZINC ION(Non-covalent)(Non-functional Binders)

ZN.1: 4 residues within 4Å: Chain A: D.84, H.86 Chain C: H.97, H.100 5 PLIP interactions: 3 interactions with chain A, 2 interactions with chain C Metal complexes: A:D.84, A:D.84, A:H.86, C:H.97, C:H.100 ZN.2: 2 residues within 4Å: Chain A: H.86 Chain C: H.96 3 PLIP interactions: 1 interactions with chain C, 1 interactions with chain A, 1 Ligand-Water interactions Metal complexes: C:H.96, A:H.86, H2O.2 ZN.3: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) ZN.4: 6 residues within 4Å: Chain A: L.51, S.52, N.55 Chain B: L.51, S.52, N.55 No protein-ligand interaction detected (PLIP) ZN.5: 4 residues within 4Å: Chain A: H.97, H.100 Chain C: D.84, H.86 5 PLIP interactions: 2 interactions with chain A, 3 interactions with chain C Metal complexes: A:H.97, A:H.100, C:D.84, C:D.84, C:H.86 ZN.6: 2 residues within 4Å: Chain A: H.96 Chain C: H.86 3 PLIP interactions: 1 interactions with chain A, 1 interactions with chain C, 1 Ligand-Water interactions Metal complexes: A:H.96, C:H.86, H2O.10 ZN.7: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) ZN.8: 6 residues within 4Å: Chain C: L.51, S.52, N.55 Chain D: L.51, S.52, N.55 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Eicken, C. et al., A metal-ligand-mediated intersubunit allosteric switch in related SmtB/ArsR zinc sensor proteins. J.Mol.Biol. (2003)

Release Date

2004-05-18

Peptides

repressor protein: ABCD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
A

D
B

repressor protein

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