SMTL ID : 8uqn.1

PLCb3-Gaq complex on membranes

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-1-1-mer

Ligands

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

GDP.1: 19 residues within 4Å: Chain A: S.46, G.47, K.48, S.49, T.50, L.176, R.177, V.178, R.179, T.182, N.270, K.271, D.273, L.274, C.326, A.327, T.328 Ligands: ALF.2, MG.3 17 PLIP interactions: 17 interactions with chain A Hydrogen bonds: A:E.45, A:S.46, A:G.47, A:K.48, A:S.49, A:T.50, A:T.50, A:L.176, A:N.270, A:K.271, A:K.271, A:A.327, A:T.328 Salt bridges: A:K.48, A:R.179, A:R.179, A:D.273

1 x ALF: TETRAFLUOROALUMINATE ION(Non-covalent)

ALF.2: 13 residues within 4Å: Chain A: T.43, G.44, E.45, K.48, R.179, P.181, T.182, V.202, G.203, G.204, Q.205 Ligands: GDP.1, MG.3 No protein-ligand interaction detected (PLIP)

1 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 5 residues within 4Å: Chain A: S.49, T.182, D.201 Ligands: GDP.1, ALF.2 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:S.49, A:T.182

1 x CA: CALCIUM ION(Non-covalent)

CA.4: 5 residues within 4Å: Chain B: N.333, E.362, D.364, E.413, T.579 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:E.362, B:D.364

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Falzone, M.E. et al., The mechanism of G alpha q regulation of PLC beta 3 -catalyzed PIP2 hydrolysis. Proc.Natl.Acad.Sci.USA (2023)

Release Date

2023-12-06

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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