SMTL ID : 5kdl.1 (1 other biounit)

Crystal structure of the 4 alanine insertion variant of the Gi alpha1 subunit bound to GTPgammaS

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.66 Å

Oligo State

monomer

Ligands

1 x MG: MAGNESIUM ION(Non-covalent)

MG.1: 4 residues within 4Å: Chain A: S.47, T.181, D.200 Ligands: GSP.2 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:S.47, A:T.181, H2O.1, H2O.1

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

GSP.2: 26 residues within 4Å: Chain A: A.41, G.42, E.43, S.44, G.45, K.46, S.47, T.48, D.150, S.151, L.175, R.176, T.177, R.178, K.180, T.181, G.202, G.203, N.269, K.270, D.272, L.273, C.325, A.326, T.327 Ligands: MG.1 26 PLIP interactions: 26 interactions with chain A Hydrogen bonds: A:A.41, A:E.43, A:S.44, A:G.45, A:K.46, A:K.46, A:S.47, A:S.47, A:T.48, A:T.48, A:S.151, A:L.175, A:T.181, A:G.203, A:N.269, A:K.270, A:K.270, A:A.326, A:T.327, A:T.327 Water bridges: A:S.47, A:V.179, A:T.181 Salt bridges: A:K.46, A:D.272 pi-Cation interactions: A:K.270

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kaya, A.I. et al., A Conserved Hydrophobic Core in G alpha i1 Regulates G Protein Activation and Release from Activated Receptor. J.Biol.Chem. (2016)

Release Date

2016-08-03

Peptides

Guanine nucleotide-binding protein G(i) subunit alpha-1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

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

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