SMTL ID : 3ah8.1

Structure of heterotrimeric G protein Galpha-q beta gamma in complex with an inhibitor YM-254890

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

hetero-1-1-1-mer

Ligands

1 x ACE- HL2- HL2- OTH- THC- HF2- DAM- ALA- MAA: YM-254890(Non-covalent)

ACE-HL2-HL2-OTH-THC-HF2-DAM-ALA-MAA.1: 17 residues within 4Å: Chain A: S.49, K.53, R.56, Y.63, D.67, G.70, F.71, V.180, P.181, T.183, I.185, I.186, E.187, Y.188, P.189 Chain B: R.96, S.97 16 PLIP interactions: 16 interactions with chain A Hydrophobic interactions: A:K.53, A:F.71, A:V.180, A:T.183, A:I.185, A:I.186, A:I.186, A:Y.188 Hydrogen bonds: A:R.56, A:R.56, A:D.67, A:E.187, A:E.187, A:E.187 Salt bridges: A:R.56 pi-Cation interactions: A:K.53

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

GDP.2: 21 residues within 4Å: Chain A: T.43, G.44, E.45, S.46, G.47, K.48, S.49, T.50, D.151, S.152, L.176, R.177, R.179, N.270, K.271, D.273, L.274, T.325, C.326, A.327, T.328 21 PLIP interactions: 21 interactions with chain A Hydrogen bonds: A:E.45, A:S.46, A:G.47, A:G.47, A:K.48, A:S.49, A:T.50, A:T.50, A:S.152, A:L.176, A:R.177, A:R.177, A:N.270, A:K.271, A:K.271, A:A.327 Salt bridges: A:K.48, A:R.179, A:R.179, A:D.273 pi-Cation interactions: A:K.271

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Nishimura, A. et al., Structural basis for the specific inhibition of heterotrimeric Gq protein by a small molecule. Proc.Natl.Acad.Sci.USA (2010)

Release Date

2010-07-21

Peptides

Guanine nucleotide-binding protein G(i) subunit alpha-1/Guanine nucleotide-binding protein G(q) subunit alpha chimeric protein: A
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1: B
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2: C

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
G

Guanine nucleotide-binding protein G(i) subunit alpha-1/Guanine nucleotide-binding protein G(q) subunit alpha chimeric protein

Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1

Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2

Related Entries With Identical Sequence