The deposited structure of PDB entry 6yac coloured by chain, front view. This structure contains:

• 1 copy of Photosystem I P700 chlorophyll a apoprotein A1;
• 1 copy of Photosystem I P700 chlorophyll a apoprotein A2;
• 1 copy of Photosystem I iron-sulfur center;
• 1 copy of Photosystem I reaction center subunit II, chloroplastic;
• 1 copy of Photosystem I reaction center subunit IV;
• 1 copy of Photosystem I reaction center subunit III;
• 1 copy of PsaG;
• 1 copy of Photosystem I reaction center subunit VI;
• 1 copy of Photosystem I reaction center subunit VIII;
• 1 copy of Photosystem I reaction center subunit IX;
• 1 copy of PSI-K;
• 1 copy of PSI subunit V;
• 1 copy of Lhca1;
• 1 copy of Chlorophyll a-b binding protein, chloroplastic;
• 1 copy of Chlorophyll a-b binding protein 3, chloroplastic;
• 1 copy of Chlorophyll a-b binding protein P4, chloroplastic;
• 1 copy of Ferredoxin-1, chloroplastic;
• 1 copy of CHLOROPHYLL A ISOMER;
• 141 copies of CHLOROPHYLL A;
• 2 copies of PHYLLOQUINONE;
• 3 copies of IRON/SULFUR CLUSTER;
• 27 copies of BETA-CAROTENE;
• 8 copies of 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE;
• 6 copies of DODECYL-BETA-D-MALTOSIDE;
• 19 copies of 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE;
• 2 copies of CALCIUM ION;
• 8 copies of DIGALACTOSYL DIACYL GLYCEROL (DGDG);
• 7 copies of (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL;
• 15 copies of CHLOROPHYLL B;
• 2 copies of (3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL;
• 1 copy of (1~{S})-3,5,5-trimethyl-4-[(1~{E},3~{E},5~{E},7~{E},9~{E},11~{E},13~{E},15~{E},17~{E})-3,7,12,16-tetramethyl-18-[(4~{S})-2,6,6-trimethyl-4-oxidanyl-cyclohexen-1-yl]octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohex-3-en-1-ol;
• 1 copy of FE2/S2 (INORGANIC) CLUSTER;
• 1 copy of water.