SMTL ID : 4qj4.1

Structure of a fragment of human phospholipase C-beta3 delta472-569, bound to IP3 and in complex with Galphaq

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.30 Å

Oligo State

hetero-1-1-mer

Ligands

1 x GDP: GUANOSINE-5'-DIPHOSPHATE(Non-covalent)

GDP.1: 21 residues within 4Å: Chain A: E.69, S.70, G.71, K.72, S.73, T.74, D.175, S.176, L.200, R.201, V.202, R.203, N.294, K.295, D.297, L.298, C.350, A.351, T.352 Ligands: ALF.2, MG.3 26 PLIP interactions: 26 interactions with chain A Hydrogen bonds: A:E.69, A:S.70, A:G.71, A:K.72, A:S.73, A:T.74, A:T.74, A:S.174, A:D.175, A:S.176, A:L.200, A:R.201, A:N.294, A:K.295, A:K.295, A:A.351, A:T.352, A:T.352 Water bridges: A:S.73, A:T.206, A:G.228 Salt bridges: A:K.72, A:R.203, A:R.203, A:D.297 pi-Cation interactions: A:K.295

1 x ALF: TETRAFLUOROALUMINATE ION(Non-covalent)

ALF.2: 13 residues within 4Å: Chain A: G.68, E.69, K.72, S.73, R.203, P.205, T.206, V.226, G.227, G.228, Q.229 Ligands: GDP.1, MG.3 No protein-ligand interaction detected (PLIP)

1 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 4 residues within 4Å: Chain A: S.73, T.206 Ligands: GDP.1, ALF.2 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:S.73, A:T.206, H2O.1

1 x CA: CALCIUM ION(Non-covalent)

CA.4: 5 residues within 4Å: Chain B: N.334, E.363, D.365, E.414 Ligands: I3P.5 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:E.363, B:D.365, B:D.365, B:E.414

1 x I3P: D-MYO-INOSITOL-1,4,5-TRIPHOSPHATE(Non-covalent)

I3P.5: 12 residues within 4Å: Chain B: H.333, N.334, E.363, H.380, F.413, E.414, K.467, K.469, S.521, R.548, Y.550 Ligands: CA.4 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:E.363, B:S.521, B:S.521, B:R.548 Salt bridges: B:H.333, B:H.380, B:K.467, B:K.469

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lyon, A.M. et al., Molecular mechanisms of phospholipase C beta 3 autoinhibition. Structure (2014)

Release Date

2014-10-22

Peptides

Guanine nucleotide-binding protein G(q) subunit alpha: A
1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase beta-3: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Guanine nucleotide-binding protein G(q) subunit alpha

1-phosphatidylinositol 4,5-bisphosphate phosphodiesterase beta-3

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