6FK9: N2C/D282C stabilized opsin

Crystal structure of N2C/D282C stabilized opsin bound to RS09. Determined by X-ray diffraction at 2.63 Å resolution. Released 4 Apr 2018.

Method
X-ray diffraction
Resolution
2.63 Å
Organism
Bos taurus
Chains
1
Atoms
2,789
Mol. weight
41.72 kDa
Ligands
BOG, DNK, PLM
Released
4 Apr 2018

Explore 6FK9 in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

6FK9 contains 17 α-helices and 4 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: 17 helices, 4 β-strands

ElementResiduesLengthSheet
β-strand4-631
β-strand9-1131
α-helix34-6431
α-helix66-683
α-helix71-8515
α-helix86-916
α-helix92-1009
α-helix106-14035
α-helix150-16819
α-helix170-1734
β-strand178-18142
β-strand186-18942
α-helix196-1983
α-helix200-2089
α-helix209-2135
α-helix214-23623
α-helix241-27636
α-helix290-2956
α-helix298-3036
α-helix304-3085
α-helix311-32111

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
RhodopsinAprotein349Bos taurusP02699 (AlphaFold model)
Sequence of entity 1 (A), FASTA
>6FK9_1 Rhodopsin (chains A)
XMCGTEGPNFYVPFSNKTGVVRSPFEAPQYYLAEPWQFSMLAAYMFLLIMLGFPINFLTL
YVTVQHKKLRTPLNYILLNLAVADLFMVFGGFTTTLYTSLHGYFVFGPTGCNLEGFFATL
GGEIALWSLVVLAIERYVVVCKPMSNFRFGENHAIMGVAFTWVMALACAAPPLVGWSRYI
PEGMQCSCGIDYYTPHEETNNESFVIYMFVVHFIIPLIVIFFCYGQLVFTVKEAAAQQQE
SATTQKAEKEVTRMVIIMVIAFLICWLPYAGVAFYIFTHQGSCFGPIFMTIPAFFAKTSA
VYNPVIYIMMNKQFRNCMVTTLCCGKNPLGDDEASTTVSKTETSQVAPA

Ligands and cofactors

IDNameFormulaCopies
BOGoctyl beta-D-glucopyranosideC14 H28 O64
DNK(2~{S})-3-methyl-2-phenyl-1-spiro[1,3-benzodioxole-2,4'-piperidine]-1'-yl-butan…C22 H25 N O31
PLMPalmitic acidC16 H32 O21

Primary citation

Ligand channel in pharmacologically stabilized rhodopsin. Mattle, D., Kuhn, B., Aebi, J. et al. Proc Natl Acad Sci U S A (2018) 115:3640-3645. DOI 10.1073/pnas.1718084115 · 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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