4J4Q: Rhodopsin

Crystal structure of active conformation of GPCR opsin stabilized by octylglucoside. Determined by X-ray diffraction at 2.65 Å resolution. Released 30 Oct 2013.

Method
X-ray diffraction
Resolution
2.65 Å
Organism
Bos taurus
Chains
2
Atoms
2,920
Mol. weight
43.06 kDa
Ligands
PLM, BOG
Released
30 Oct 2013

Explore 4J4Q in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

4J4Q contains 19 α-helices and 4 β-strands across 2 chains. 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: 18 helices, 4 β-strands

ElementResiduesLengthSheet
β-strand4-631
β-strand9-1131
α-helix34-6431
α-helix66-683
α-helix71-733
α-helix74-8512
α-helix86-916
α-helix92-1009
α-helix106-14035
α-helix150-16819
α-helix170-1723
β-strand178-18142
β-strand186-18942
α-helix200-2089
α-helix209-2135
α-helix214-23522
α-helix241-27737
α-helix287-2893
α-helix290-2967
α-helix298-3036
α-helix304-3085
α-helix311-32111
Chain B: 1 helix, 0 β-strands
ElementResiduesLengthSheet
α-helix341-3466

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
RhodopsinAprotein348Bos taurusP02699 (AlphaFold model)
Guanine nucleotide-binding protein G(t) subunit alpha-1Bprotein11Bos taurusP04695 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>4J4Q_1 Rhodopsin (chains A)
MNGTEGPNFYVPFSNKTGVVRSPFEAPQYYLAEPWQFSMLAAYMFLLIMLGFPINFLTLY
VTVQHKKLRTPLNYILLNLAVADLFMVFGGFTTTLYTSLHGYFVFGPTGCNLEGFFATLG
GEIALWSLVVLAIERYVVVCKPMSNFRFGENHAIMGVAFTWVMALACAAPPLVGWSRYIP
EGMQCSCGIDYYTPHEETNNESFVIYMFVVHFIIPLIVIFFCYGQLVFTVKEAAAQQQES
ATTQKAEKEVTRMVIIMVIAFLICWLPYAGVAFYIFTHQGSDFGPIFMTIPAFFAKTSAV
YNPVIYIMMNKQFRNCMVTTLCCGKNPLGDDEASTTVSKTETSQVAPA
Sequence of entity 2 (B), FASTA
>4J4Q_2 Guanine nucleotide-binding protein G(t) subunit alpha-1 (chains B)
ILENLKDVGLF

Ligands and cofactors

IDNameFormulaCopies
PLMPalmitic acidC16 H32 O21
BOGoctyl beta-D-glucopyranosideC14 H28 O64

Water and common crystallization additives (ACT, SO4) are not listed.

Primary citation

Opsin, a structural model for olfactory receptors? Park, J.H., Morizumi, T., Li, Y. et al. Angew Chem Int Ed Engl (2013) 52:11021-11024. DOI 10.1002/anie.201302374 · PubMed

Other PDB entries of the same protein (UniProt P02699 (AlphaFold model), which also has an AlphaFold model), best resolution first:

Browse structure collections

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