EMDB EMD-9908

Single particle reconstruction
2.74Å resolution

Structure of PSI-isiA supercomplex from Thermosynechococcus vulcanus

Map released:
Last modified:
Overview of EMD-9908
Source organism: Thermosynechococcus vulcanus [32053]
Fitted atomic model: 6k33
Primary publication:
Structure of a cyanobacterial photosystem I surrounded by octadecameric IsiA antenna proteins.
Akita F, Nagao R, Kato K, Nakajima Y, Yokono M, Ueno Y, Suzuki T, Dohmae N, Shen JR, Akimoto S, Miyazaki N
Commun Biol 3 232-232 (2020)
PMID: 32393811

Function and Biology Details

Sample name: PSI-isiA
Ligands: CHLOROPHYLL A ISOMER, CHLOROPHYLL A, PHYLLOQUINONE, IRON/SULFUR CLUSTER, BETA-CAROTENE, 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE, 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE, CALCIUM ION, water
Proteins: PSI-isiA, Photosystem I P700 chlorophyll a apoprotein A1, Photosystem I P700 chlorophyll a apoprotein A2, Photosystem I iron-sulfur center, Photosystem I reaction center subunit II, Photosystem I reaction center subunit IV, Photosystem I reaction center subunit III, Photosystem I reaction center subunit VIII, Photosystem I reaction center subunit IX, Photosystem I reaction center subunit PsaK, Photosystem I reaction center subunit XI, Photosystem I reaction center subunit XII, Photosystem I reaction center subunit psaX, Iron stress in-duced protein A

Experimental Information Details

Resolution: 2.74Å
Resolution method: FSC 0.143 CUT-OFF
Applied symmetry: C3
Reconstruction software: RELION
Microscope: FEI TITAN KRIOS
Detector: FEI FALCON III (4k x 4k)