SMTL ID : 4n0d.1

Crystal structure of the K345L variant of the Gi alpha1 subunit bound to GTPgammaS

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.55 Å

Oligo State

monomer

Ligands

1 x SO3: SULFITE ION(Non-covalent)

SO3.1: 1 residues within 4Å: Chain A: K.211 1 PLIP interactions: 1 interactions with chain A Water bridges: A:K.211

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 4 residues within 4Å: Chain A: S.49, T.183, D.202 Ligands: GSP.3 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:S.49, A:T.183, H2O.6, H2O.6

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

GSP.3: 25 residues within 4Å: Chain A: A.43, G.44, E.45, S.46, G.47, K.48, S.49, T.50, S.153, L.177, R.178, T.179, R.180, K.182, T.183, G.204, G.205, N.271, K.272, D.274, L.275, C.327, A.328, T.329 Ligands: MG.2 34 PLIP interactions: 34 interactions with chain A Hydrogen bonds: A:A.43, A:E.45, A:S.46, A:G.47, A:K.48, A:K.48, A:S.49, A:T.50, A:T.50, A:S.153, A:T.179, A:T.183, A:G.205, A:N.271, A:K.272, A:K.272, A:A.328 Water bridges: A:S.49, A:K.53, A:K.53, A:D.152, A:D.152, A:S.153, A:R.178, A:R.180, A:R.180, A:V.181, A:T.183, A:T.183, A:Q.206, A:Q.206 Salt bridges: A:K.48, A:D.274 pi-Cation interactions: A:K.272

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Thaker, T.M. et al., A Transient Interaction between the Phosphate Binding Loop and Switch I Contributes to the Allosteric Network between Receptor and Nucleotide in G alpha i1. J.Biol.Chem. (2014)

Release Date

2014-03-12

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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