Fig. 1. Structure of cyanobacterial Photosystem I.
Membrane normal image of the trimeric Photosystem I from cyanobacteria using RSCB PDB (www.pdb.org, [9]) ID 1JB0 at 2.5-Å resolution [11] created using Py-Mol [116]. Cyanobacterial Photosystem I is the largest membrane protein complex solved to molecular resolution.