SMTL ID : 6j05.1

Structures of two ArsR As(III)-responsive repressors: implications for the mechanism of derepression

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.86 Å

Oligo State

homo-dimer

Ligands

1 x ARS: ARSENIC(Non-covalent)

ARS.1: 5 residues within 4Å: Chain A: C.95, C.96, R.100, D.101, C.102 No protein-ligand interaction detected (PLIP)

3 x NA: SODIUM ION(Non-functional Binders)

NA.2: 6 residues within 4Å: Chain A: L.29, Q.32, E.33, G.36, R.78, A.79 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:E.33, A:E.33, A:G.36, A:A.79 NA.3: 6 residues within 4Å: Chain B: L.29, Q.32, E.33, G.36, R.78, A.79 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:L.29, B:A.79 NA.4: 2 residues within 4Å: Chain B: E.24, R.27 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.27, B:R.27

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Prabaharan, C. et al., Structures of two ArsR As(III)-responsive transcriptional repressors: Implications for the mechanism of derepression. J.Struct.Biol. (2019)

Release Date

2019-07-03

Peptides

Transcriptional regulator ArsR: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Transcriptional regulator ArsR