SMTL ID : 6o8o.1 (1 other biounit)

Crystal Structure of C9S disulfide state of Sulfide-responsive transcriptional repressor (SqrR) from Rhodobacter capsulatus.

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 2 residues within 4Å: Chain A: R.37, R.71 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:R.37, A:R.71 SO4.2: 3 residues within 4Å: Chain A: R.73, Q.79, S.80 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.80, A:S.80 Salt bridges: A:R.73 SO4.4: 2 residues within 4Å: Chain B: R.37, R.71 2 PLIP interactions: 2 interactions with chain B Salt bridges: B:R.37, B:R.71 SO4.5: 3 residues within 4Å: Chain B: R.73, Q.79, S.80 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:S.80 Salt bridges: B:R.73

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

CL.3: 1 residues within 4Å: Chain A: H.34 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Capdevila, D.A. et al., Structural basis for persulfide-sensing specificity in a transcriptional regulator. Nat.Chem.Biol. (2021)

Release Date

2020-04-01

Peptides

Transcriptional regulator, ArsR family: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Transcriptional regulator, ArsR family

Related Entries With Identical Sequence