... consisting of four members (Lhca1–4) of the chlorophyll a ⁄ b binding protein family. LHCI isbound along one side of PSI only, in the vicinity of the PSI-F and PSI-J subunits [2,3]. Apart from the asymmetry ... the interpretation of their crystal structure of Pisumsativum PSI, in which the loop of PSI-G is suggestedto face the stroma. The amount of PSI-G in the transformed knock-outline does not reach the level of ... I subunit G (PSI-G). However, the presence of the tags in the loopmake the membrane-inserted protein significantly more sensitive to trypsin,apparently by disrupting the interaction between the...