SMTL ID : 4i5l.2 (1 other biounit)

Structural mechanism of trimeric PP2A holoenzyme involving PR70: insight for Cdc6 dephosphorylation

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.43 Å

Oligo State

hetero-1-1-1-mer

Ligands

1 x DAL- LEU- ACB- ARG- 1ZN- FGA- MAA: Microcystin-LR (MCLR) bound form(Non-functional Binders)

DAL-LEU-ACB-ARG-1ZN-FGA-MAA.1: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

3 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.2: 2 residues within 4Å: Chain A: Y.256, E.292 No protein-ligand interaction detected (PLIP) PEG.3: 6 residues within 4Å: Chain A: Y.451, F.498, N.534, K.537 Chain C: K.76, D.79 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:N.534, A:N.534 PEG.6: 6 residues within 4Å: Chain B: Q.112, E.113, V.116, S.140, I.143, T.144 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:E.113, B:S.140, B:T.144

2 x CA: CALCIUM ION(Non-covalent)

CA.4: 5 residues within 4Å: Chain B: D.282, D.284, D.286, A.288, E.293 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.282, B:D.286, B:A.288, B:E.293, H2O.5 CA.5: 4 residues within 4Å: Chain B: D.208, D.210, D.212, L.214 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.208, B:D.210, B:D.212, B:L.214, H2O.6

2 x MLI: MALONATE ION(Non-functional Binders)

MLI.7: 9 residues within 4Å: Chain B: M.43, G.61, F.64, Y.65, E.70, P.117, Q.120, D.121, N.124 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:E.70, B:D.121, B:N.124 MLI.10: 7 residues within 4Å: Chain C: N.20, M.68, F.71, K.76, S.77, L.101, L.105 3 PLIP interactions: 3 interactions with chain C Hydrophobic interactions: C:F.71 Hydrogen bonds: C:N.20, C:S.77

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

MN.8: 6 residues within 4Å: Chain C: D.59, D.87, N.119, H.169, H.243 Ligands: MN.9 4 PLIP interactions: 3 interactions with chain C, 1 Ligand-Water interactions Metal complexes: C:D.87, C:H.169, C:H.243, H2O.8 MN.9: 4 residues within 4Å: Chain C: D.59, H.61, D.87 Ligands: MN.8 5 PLIP interactions: 3 interactions with chain C, 2 Ligand-Water interactions Metal complexes: C:D.59, C:H.61, C:D.87, H2O.8, H2O.8

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wlodarchak, N. et al., Structure of the Ca(2+)-dependent PP2A heterotrimer and insights into Cdc6 dephosphorylation. Cell Res. (2013)

Release Date

2013-05-08

Peptides

Serine/threonine-protein phosphatase 2A 65 kDa regulatory subunit A alpha isoform: A
Serine/threonine-protein phosphatase 2A regulatory subunit B'' subunit beta - Cell division control protein 6 homolog chimeric construct: B
Serine/threonine-protein phosphatase 2A catalytic subunit alpha isoform, PP2A-alpha: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
E

C
F

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

Serine/threonine-protein phosphatase 2A regulatory subunit B'' subunit beta - Cell division control protein 6 homolog chimeric construct

Serine/threonine-protein phosphatase 2A catalytic subunit alpha isoform, PP2A-alpha

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