SMTL ID : 6alz.3 (2 other biounits)

Crystal structure of Protein Phosphatase 1 bound to the natural inhibitor Tautomycetin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.21 Å

Oligo State

homo-dimer

Ligands

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

MN.1: 6 residues within 4Å: Chain A: D.63, D.91, N.123, H.172, H.247 Ligands: MN.2 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.91, A:H.172, A:H.247, H2O.2 MN.2: 5 residues within 4Å: Chain A: D.63, H.65, D.91 Ligands: MN.1, BKM.3 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.63, A:H.65, A:D.91, H2O.1, H2O.2 MN.8: 5 residues within 4Å: Chain B: D.63, H.65, D.91 Ligands: MN.9, BKM.10 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:D.63, B:H.65, B:D.91, H2O.7, H2O.9 MN.9: 6 residues within 4Å: Chain B: D.63, D.91, N.123, H.172, H.247 Ligands: MN.8 4 PLIP interactions: 3 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:D.91, B:H.172, B:H.247, H2O.7

2 x BKM: (2Z)-2-[(1R)-3-{[(2R,3S,4R,7S,8S,11S,13R,16E)-17-ethyl-4,8-dihydroxy-3,7,11,13-tetramethyl-6,15-dioxononadeca-16,18-dien-2-yl]oxy}-1-hydroxy-3-oxopropyl]-3-methylbut-2-enedioic acid(Covalent)

BKM.3: 17 residues within 4Å: Chain A: R.95, C.126, S.128, Y.133, V.194, D.196, W.205, D.219, R.220, G.221, V.222, H.247, Q.248, V.249, Y.271, F.275 Ligands: MN.2 20 PLIP interactions: 20 interactions with chain A Hydrophobic interactions: A:Y.133, A:V.194, A:D.196, A:D.219, A:R.220, A:V.222, A:Y.271, A:F.275 Hydrogen bonds: A:R.220, A:R.220, A:V.249, A:Y.271, A:Y.271 Water bridges: A:R.95, A:R.95, A:Q.248, A:V.249 Salt bridges: A:R.95, A:R.220, A:R.220 BKM.10: 17 residues within 4Å: Chain B: R.95, C.126, S.128, I.129, Y.133, V.194, D.196, W.205, D.219, R.220, V.222, H.247, Q.248, V.249, Y.271, F.275 Ligands: MN.8 20 PLIP interactions: 20 interactions with chain B Hydrophobic interactions: B:I.129, B:I.129, B:Y.133, B:V.194, B:D.196, B:D.219, B:V.222, B:Y.271, B:F.275 Hydrogen bonds: B:R.220, B:R.220, B:V.249, B:Y.271 Water bridges: B:R.95, B:R.95, B:N.123, B:V.249 Salt bridges: B:R.95, B:R.220, B:R.220

1 x DMS: DIMETHYL SULFOXIDE(Non-functional Binders)

DMS.4: 5 residues within 4Å: Chain A: Q.48, P.49, L.52, E.53, L.54 No protein-ligand interaction detected (PLIP)

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

CL.5: 7 residues within 4Å: Chain A: V.212, Q.213, G.214, G.227, A.228, E.229, V.230 Ligand excluded by PLIP CL.6: 3 residues within 4Å: Chain A: K.296 Chain B: E.255, F.256 Ligand excluded by PLIP CL.7: 4 residues within 4Å: Chain A: Q.293, I.294 Chain B: R.260, F.292 Ligand excluded by PLIP CL.11: 5 residues within 4Å: Chain B: G.214, G.227, A.228, E.229, V.230 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Choy, M.S. et al., PP1:Tautomycetin Complex Reveals a Path toward the Development of PP1-Specific Inhibitors. J. Am. Chem. Soc. (2017)

Release Date

2017-11-29

Peptides

Serine/threonine-protein phosphatase PP1-alpha catalytic subunit: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Serine/threonine-protein phosphatase PP1-alpha catalytic subunit

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