Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | aA, bA, cA, dA | Photosystem I P700 chlorophyll a apoprotein A1 | polymer | 752 | 83289.7 | 4 | UniProt (P58576) Pfam (PF00223) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | PsaA |
| 2 | aB, bB, cB, dB | Photosystem I P700 chlorophyll a apoprotein A2 1 | polymer | 741 | 83457.0 | 4 | UniProt (P58565) Pfam (PF00223) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | PsaB 1 |
| 3 | aC, bC, cC, dC | Photosystem I iron-sulfur center | polymer | 81 | 8825.2 | 4 | UniProt (P0A410) Pfam (PF12838) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | 9 kDa polypeptide,PSI-C,Photosystem I subunit VII,PsaC |
| 4 | aD, bD, cD, dD | Photosystem I reaction center subunit II | polymer | 139 | 15176.2 | 4 | UniProt (P58573) Pfam (PF02531) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | |
| 5 | aE, bE, cE, dE | Photosystem I reaction center subunit IV | polymer | 70 | 7897.1 | 4 | UniProt (P58575) Pfam (PF02427) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | |
| 6 | aF, bF, cF, dF | Photosystem I reaction center subunit III | polymer | 164 | 17850.6 | 4 | UniProt (P58564) Pfam (PF02507) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | PSI-F |
| 7 | aI, bI, cI, dI | Photosystem I reaction center subunit VIII | polymer | 46 | 5066.9 | 4 | UniProt (P58560) Pfam (PF00796) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | |
| 8 | aJ, bJ, cJ, dJ | Photosystem I reaction center subunit IX | polymer | 49 | 5499.4 | 4 | UniProt (P58568) Pfam (PF01701) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | |
| 9 | aK, bK, cK, dK | Photosystem I reaction center subunit PsaK 1 | polymer | 86 | 8852.5 | 4 | UniProt (P58583) Pfam (PF01241) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | Photosystem I subunit X 1 |
| 10 | aL, bL, cL, dL | Photosystem I reaction center subunit XI | polymer | 172 | 18130.7 | 4 | UniProt (P58577) Pfam (PF02605) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | PSI subunit V,PSI-L |
| 11 | aM, bM, cM, dM | Photosystem I reaction center subunit XII | polymer | 40 | 4424.3 | 4 | UniProt (Q8YNB0) Pfam (PF07465) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | PSI-M |
| 12 | aX, bX, cX, dX | Photosystem I 4.8 kDa protein | polymer | 44 | 4872.8 | 4 | UniProt (P58566) Pfam (PF08078) In PDB | Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) | |
| 13 | dA, cA, bA, aA | CHLOROPHYLL A ISOMER | non-polymer | 893.5 | 4 | Chemie (CL0) | |||
| 14 | aA, aB, aF, bA, bB... | CHLOROPHYLL A | non-polymer | 893.5 | 376 | Chemie (CLA) | |||
| 15 | cB, cA, bB, bA, aB... | PHYLLOQUINONE | non-polymer | 450.7 | 8 | Chemie (PQN) | |||
| 16 | dA, cA, bA, dC, aA... | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 12 | Chemie (SF4) | |||
| 17 | bJ, dB, aF, cL, dA... | BETA-CAROTENE | non-polymer | 536.9 | 88 | Chemie (BCR) | |||
| 18 | dA, dB, cB, cA, bA... | 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE | non-polymer | 723.0 | 12 | Chemie (LHG) | |||
| 19 | dB, cB, bB, aB | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 4 | Chemie (LMG) |
Sequence modifications
aM, bM, cM, dM: 10 - 40 (UniProt: Q8YNB0)
| PDB | External Database | Details |
|---|---|---|
| Met 1 | - | see sequence details |
| Pro 2 | - | see sequence details |
| Thr 3 | - | see sequence details |
| Leu 4 | - | see sequence details |
| Tyr 5 | - | see sequence details |
| Leu 6 | - | see sequence details |
| Ala 7 | - | see sequence details |
| Gln 8 | - | see sequence details |
| Val 9 | - | see sequence details |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 48 |
| Total formula weight | 1053369.3 | |
| Non-Polymers* | Number of molecules | 504 |
| Total formula weight | 406420.2 | |
| All* | Total formula weight | 1459789.5 |
