SMTL ID : 9mut.1 (1 other biounit)

Reduced state of a turn-on thiol-disulfide redox biosensor with a fluorescence-lifetime readout

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

monomer

Ligands

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.1: 2 residues within 4Å: Chain A: N.37, G.38 2 PLIP interactions: 2 interactions with chain A Water bridges: A:N.37, A:N.37 EDO.4: 8 residues within 4Å: Chain A: S.62, T.63, T.64, G.65, K.66, K.227, R.228, D.229 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.62, A:G.65, A:R.228

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.2: 7 residues within 4Å: Chain A: L.56, X.79, V.80, Q.81, T.216, E.235, V.237 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:Q.81, A:V.237 Hydrogen bonds: A:V.80, A:E.235 ACT.3: 3 residues within 4Å: Chain A: D.50, Y.53, K.55 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:Y.53 Water bridges: A:K.55 Salt bridges: A:K.55

1 x FMT: FORMIC ACID(Non-functional Binders)

FMT.5: 3 residues within 4Å: Chain A: K.169, Q.170, N.172 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Rosen, P.C. et al., Mechanism and application of thiol-disulfide redox biosensors with a fluorescence-lifetime readout. Proc.Natl.Acad.Sci.USA (2025)

Release Date

2025-06-18

Peptides

Fluorescent thiol-disulfide redox biosensor: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Fluorescent thiol-disulfide redox biosensor

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