1AQG: Transducin alpha-1 subunit
NMR structure of the rhodopsin-bound C-terminal peptide of the transducin alpha-subunit, 20 structures. Determined by solution NMR. Released 29 Jul 1998.
- Method
- Solution NMR
- Organism
- Bos taurus
- Chains
- 1
- Atoms
- 88
- Mol. weight
- 1.28 kDa
- Released
- 29 Jul 1998
Explore 1AQG in 3D
Show helices and sheets
RCSB PDB
PDBe
Secondary structure: helices and β-sheets
1AQG contains 1 α-helix and 0 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.
Chain A: 1 helix, 0 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 342-345 | 4 | |
Molecules and chains
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|
| Transducin alpha-1 subunit | A | protein | 11 | Bos taurus | P04695 (AlphaFold model) |
Sequence of entity 1 (A), FASTA
>1AQG_1 TRANSDUCIN ALPHA-1 SUBUNIT (chains A)
IKENLKDCGLF
Primary citation
Light-activated rhodopsin induces structural binding motif in G protein alpha subunit. Kisselev, O.G., Kao, J., Ponder, J.W. et al. Proc Natl Acad Sci U S A (1998) 95:4270-4275. DOI 10.1073/pnas.95.8.4270 · PubMed
Other PDB entries of the same protein (UniProt P04695 (AlphaFold model), which also has an AlphaFold model), best resolution first:
- 1TAD 1.7 Å, Gtpase mechanism of gproteins from the 1.7-Å crystal structure of transducin…
- 1TAG 1.8 Å, Structural determinants for activation of the alpha-subunit of a heterotrimeric G protein
- 1GOT 2.0 Å, Heterotrimeric complex of a gt-alpha/gi-alpha chimera and the gt-beta-gamma subunits
- 1FQJ 2.02 Å, Crystal structure of the heterotrimeric complex of the rgs domain of RGS9, the gamma…
- 1TND 2.2 Å, The 2.2 Å crystal structure of transducin-alpha complexed with GTP gamma S
- 1FQK 2.3 Å, Crystal structure of the heterodimeric complex of the rgs domain of RGS9, and the GT/I1…
- 4J4Q 2.65 Å, Crystal structure of active conformation of GPCR opsin stabilized by octylglucoside
- 3PQR 2.85 Å, Crystal structure of Metarhodopsin II in complex with a C-terminal peptide derived from…
- 3V00 2.9 Å, Studies of a constitutively active G-alpha subunit provide insights into the mechanism…
- 4BEY 2.9 Å, Night blindness causing G90D rhodopsin in complex with GaCT2 peptide
- 2X72 3.0 Å, Crystal structure of the constitutively active E113Q,D2C,D282C rhodopsin mutant with…
- 3DQB 3.2 Å, Crystal structure of the active G-protein-coupled receptor opsin in complex with a…
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