SMTL ID : 5nwk.2 (3 other biounits)

14-3-3c in complex with CPP and fusicoccin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.30 Å

Oligo State

homo-dimer

Ligands

2 x PHE- SER- SEP- ASN: Potassium channel KAT1(Non-covalent)

PHE-SER-SEP-ASN.1: 12 residues within 4Å: Chain A: K.58, R.65, K.131, R.138, Y.139, L.183, N.184, V.187, I.228, L.231, N.235 Ligands: FSC.3 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:K.131, A:N.184, A:N.184, A:N.235, A:N.235 Salt bridges: A:K.58, A:R.65, A:R.138 PHE-SER-SEP-ASN.2: 15 residues within 4Å: Chain B: K.58, R.65, R.69, K.131, R.138, Y.139, L.183, N.184, V.187, Y.190, I.228, N.235, L.238, W.239 Ligands: FSC.4 18 PLIP interactions: 18 interactions with chain B Hydrophobic interactions: B:Y.190, B:Y.190, B:L.238 Hydrogen bonds: B:K.58, B:K.58, B:K.131, B:Y.139, B:N.184, B:N.184, B:N.235, B:N.235 Water bridges: B:R.69, B:R.69 Salt bridges: B:K.58, B:K.58, B:R.65, B:R.138 pi-Stacking: B:W.239

2 x FSC: FUSICOCCIN(Non-covalent)

FSC.3: 12 residues within 4Å: Chain A: E.21, N.51, L.52, S.54, V.55, F.128, K.131, P.176, K.223, D.224, I.228 Ligands: PHE-SER-SEP-ASN.1 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:L.52, A:V.55, A:F.128, A:K.223, A:D.224, A:I.228 Hydrogen bonds: A:D.224 Salt bridges: A:K.223 FSC.4: 13 residues within 4Å: Chain B: E.21, N.51, L.52, S.54, V.55, F.128, K.131, P.176, G.180, D.224, L.227, I.228 Ligands: TYR-PHE-SER-SEP-ASN.2 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:N.51, B:L.52, B:F.128 Hydrogen bonds: B:N.51, B:K.131, B:D.224, B:D.224

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Saponaro, A. et al., Fusicoccin Activates KAT1 Channels by Stabilizing Their Interaction with 14-3-3 Proteins. Plant Cell (2017)

Release Date

2017-11-22

Peptides

14-3-3 c-1 protein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

14-3-3 c-1 protein

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