Structural basis for the ligand promiscuity of the neofunctionalized, carotenoid-binding fasciclin domain protein AstaP.

Kornilov FD, Slonimskiy YB, Lunegova DA, Egorkin NA, Savitskaya AG, Kleymenov SY, Maksimov EG, Goncharuk SA, Mineev KS, Sluchanko NN
Commun Biol 6(1):471 (2023 Apr 28)
PMID: 37117801
doi: 10.1038/s42003-023-04832-z 		Submitted to SASBDB: 2023 Apr 3
Published in SASBDB:

SASDRG8 – Astaxanthin-binding protein orange1 (AstaPo1) complexed with zeaxanthin

Astaxanthin binding fasciclin family protein experimental SAS data
PYMOL model
Sample: Astaxanthin binding fasciclin family protein monomer, 22 kDa Coelastrella astaxanthina protein
Buffer: 20 mM Tris-HCl, 150 mM NaCl, pH: 7.6
Experiment: SAXS data collected at BM29, ESRF on 2021 Sep 24
RgGuinier 2.1 nm
Dmax 8.0 nm
VolumePorod 43 nm3

SASDRH8 – Astaxanthin-binding protein orange1 (AstaPo1) complexed with canthaxanthin

Astaxanthin binding fasciclin family protein experimental SAS data
PYMOL model
Sample: Astaxanthin binding fasciclin family protein monomer, 22 kDa Coelastrella astaxanthina protein
Buffer: 20 mM Tris-HCl, 150 mM NaCl, pH: 7.6
Experiment: SAXS data collected at BM29, ESRF on 2021 Sep 24
RgGuinier 2.1 nm
Dmax 8.5 nm
VolumePorod 46 nm3