SMTL ID : 8rrm.1

tripartite complex between 14-3-3 sigma, Fusicoccin-A, and a phosphopeptide optimized for a Fusicoccin-mediated stabilization of the complex

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

hetero-2-2-mer

Ligands

2 x FSC: FUSICOCCIN(Non-covalent)

FSC.1: 20 residues within 4Å: Chain A: E.18, M.26, E.43, N.46, L.47, S.49, V.50, K.53, F.123, K.126, M.127, P.171, I.172, G.175, K.218, D.219, L.222, I.223 Chain C: V.8, L.11 13 PLIP interactions: 12 interactions with chain A, 1 interactions with chain C Hydrophobic interactions: A:N.46, A:L.47, A:F.123, A:I.172, A:K.218, A:L.222, A:I.223, C:L.11 Hydrogen bonds: A:K.126, A:D.219 Water bridges: A:N.46, A:N.46, A:D.130 FSC.2: 21 residues within 4Å: Chain B: E.18, M.26, E.43, N.46, L.47, S.49, V.50, K.53, F.123, K.126, M.127, P.171, I.172, G.175, K.218, D.219, L.222, I.223 Chain D: V.8, G.9, I.10 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:E.43, B:N.46, B:L.47, B:V.50, B:F.123, B:D.219, B:L.222 Hydrogen bonds: B:K.126, B:D.219

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

CL.3: 5 residues within 4Å: Chain A: E.87, Y.88, K.91 Chain B: K.13, F.29 Ligand excluded by PLIP

1 x BCT: BICARBONATE ION(Non-functional Binders)

BCT.4: 4 residues within 4Å: Chain B: R.60, R.64, E.137 Chain D: R.3 2 PLIP interactions: 2 interactions with chain D Hydrogen bonds: D:R.3 Water bridges: D:Y.2

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Delalande, F. et al., Holdup Multiplex assay for high-throughput measurement of protein-ligand affinity constants using a mass-spectrometry readout. To be published

Release Date

2025-02-12

Peptides

14-3-3 protein sigma: AB
Phosphopeptide designed according to the sequence preferences favouring stabilisation by Fusicoccin-A: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

14-3-3 protein sigma

Phosphopeptide designed according to the sequence preferences favouring stabilisation by Fusicoccin-A

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