SMTL ID : 3k7v.1

Protein phosphatase 2A core complex bound to dinophysistoxin-1

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.85 Å

Oligo State

hetero-oligomer

Ligands

3 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 5 residues within 4Å: Chain A: P.532, V.533, A.534, R.537 Chain B: R.49 4 PLIP interactions: 3 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:P.532, A:A.534 Salt bridges: A:R.537, B:R.49 SO4.5: 7 residues within 4Å: Chain B: G.60, Q.61, F.62, H.63, D.64, Y.92, Y.267 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:H.63, B:D.64, B:D.64 Salt bridges: B:H.63 SO4.6: 3 residues within 4Å: Chain B: R.89, R.268 Ligands: XT1.2 2 PLIP interactions: 2 interactions with chain B Salt bridges: B:R.89, B:R.268

1 x XT1: (2R)-3-[(2S,5R,6R,8S)-8-{(1R,2E)-3-[(2R,4A'R,5R,6'S,8'R,8A'S)-6'-{(1S,3S)-3-[(2S,3R,6R,11R)-3,11-DIMETHYL-1,7-DIOXASPIRO[5.5]UNDEC-2-YL]-1-HYDROXYBUTYL}-8'-HYDROXY-7'-METHYLIDENEOCTAHYDRO-3H,3'H-SPIRO[FURAN-2,2'-PYRANO[3,2-B]PYRAN]-5-YL]-1-METHYLPROP-2-EN-1-YL}-5-HYDROXY-10-METHYL-1,7-DIOXASPIRO[5.5]UNDEC-10-EN-2-YL]-2-HYDROXY-2-METHYLPROPANOIC ACID(Non-covalent)

XT1.2: 16 residues within 4Å: Chain B: R.89, H.118, Q.122, I.123, Y.127, H.191, W.200, P.213, R.214, A.216, L.243, Y.265, C.266, R.268, C.269 Ligands: SO4.6 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:Q.122, B:I.123, B:Y.127, B:H.191, B:L.243 Hydrogen bonds: B:R.89, B:Y.127, B:R.214, B:Y.265 Salt bridges: B:R.214

2 x MN: MANGANESE (II) ION(Non-covalent)

MN.3: 6 residues within 4Å: Chain B: D.57, D.85, N.117, H.167, H.241 Ligands: MN.4 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:D.85, B:H.167, B:H.241 MN.4: 5 residues within 4Å: Chain B: D.57, H.59, D.85, H.241 Ligands: MN.3 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:D.57, B:H.59, B:D.85

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Huhn, J. et al., A structural basis for the reduced toxicity of dinophysistoxin-2. Chem.Res.Toxicol. (2009)

Release Date

2009-11-03

Peptides

Serine/threonine-protein phosphatase 2A 65 kDa regulatory subunit A alpha isoform: A
Serine/threonine-protein phosphatase 2A catalytic subunit alpha isoform: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
C

Serine/threonine-protein phosphatase 2A 65 kDa regulatory subunit A alpha isoform

Serine/threonine-protein phosphatase 2A catalytic subunit alpha isoform

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