SMTL ID : 4dhq.1

Small-molecule inhibitors of 14-3-3 protein-protein interactions from virtual screening

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

homo-dimer

Ligands

10 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 3 residues within 4Å: Chain A: Q.12 Chain B: K.81, E.84 5 PLIP interactions: 2 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:K.81, B:E.84, H2O.14, H2O.14, H2O.34 MG.2: 1 residues within 4Å: Chain A: E.6 3 PLIP interactions: 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.6, H2O.2, H2O.5 MG.3: 3 residues within 4Å: Chain A: E.39, E.114, G.116 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:E.39, A:E.114, H2O.6, H2O.10, H2O.10 MG.4: 1 residues within 4Å: Chain A: E.93 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:E.93, H2O.8, H2O.11, H2O.16 MG.5: 1 residues within 4Å: Chain A: E.165 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:E.165, H2O.7, H2O.9, H2O.13, H2O.16 MG.10: 3 residues within 4Å: Chain A: K.81, E.84 Chain B: Q.12 5 PLIP interactions: 2 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:K.81, A:E.84, H2O.17, H2O.31, H2O.31 MG.11: 1 residues within 4Å: Chain B: E.6 3 PLIP interactions: 1 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:E.6, H2O.19, H2O.22 MG.12: 3 residues within 4Å: Chain B: E.39, E.114, G.116 5 PLIP interactions: 2 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:E.39, B:E.114, H2O.23, H2O.27, H2O.27 MG.13: 1 residues within 4Å: Chain B: E.93 4 PLIP interactions: 1 interactions with chain B, 3 Ligand-Water interactions Metal complexes: B:E.93, H2O.25, H2O.28, H2O.33 MG.14: 1 residues within 4Å: Chain B: E.165 5 PLIP interactions: 1 interactions with chain B, 4 Ligand-Water interactions Metal complexes: B:E.165, H2O.23, H2O.25, H2O.29, H2O.33

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

CL.6: 4 residues within 4Å: Chain A: K.13 Chain B: E.87, Y.88, K.91 Ligand excluded by PLIP CL.7: 1 residues within 4Å: Chain A: K.113 Ligand excluded by PLIP CL.15: 4 residues within 4Å: Chain A: E.87, Y.88, K.91 Chain B: K.13 Ligand excluded by PLIP CL.16: 1 residues within 4Å: Chain B: K.113 Ligand excluded by PLIP

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.8: 6 residues within 4Å: Chain A: F.202, M.206, Y.217, T.221, Q.225, R.228 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.217, A:Q.225, A:R.228, A:R.228 GOL.17: 6 residues within 4Å: Chain B: F.202, M.206, Y.217, T.221, Q.225, R.228 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:Y.217, B:Q.225, B:R.228, B:R.228

2 x Y06: (2-{2-[(3-CHLOROPHENYL)AMINO]-2-OXOETHOXY}PHENYL)PHOSPHONIC ACID(Non-covalent)

Y06.9: 9 residues within 4Å: Chain A: G.57, R.60, A.61, R.64, R.133, Y.134, L.178, N.179, V.182 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:L.178, A:V.182 Hydrogen bonds: A:R.60, A:R.60, A:R.133, A:R.133, A:Y.134, A:Y.134 Water bridges: A:K.53, A:R.64, A:R.64, A:N.179 pi-Cation interactions: A:R.60 Y06.18: 9 residues within 4Å: Chain B: G.57, R.60, A.61, R.64, R.133, Y.134, L.178, N.179, V.182 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:L.178, B:V.182 Hydrogen bonds: B:R.60, B:R.60, B:R.133, B:R.133, B:Y.134 Water bridges: B:K.53, B:R.64, B:R.64, B:N.179 pi-Cation interactions: B:R.60

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Thiel, P. et al., Virtual screening and experimental validation reveal novel small-molecule inhibitors of 14-3-3 protein-protein interactions. Chem.Commun.(Camb.) (2013)

Release Date

2013-07-31

Peptides

14-3-3 protein sigma: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

14-3-3 protein sigma

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