2O01
The Structure of a plant photosystem I supercomplex at 3.4 Angstrom resolution
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Photosystem I P700 chlorophyll a apoprotein A1 | polymer | 754 | 83669.7 | 1 | UniProt (P05310) | Pisum sativum (pea) | PsaA, PSI-A |
| 2 | B (B) | Photosystem I P700 chlorophyll a apoprotein A2 | polymer | 732 | 82226.6 | 1 | UniProt (P05311) | Pisum sativum (pea) | PsaB, PSI-B |
| 3 | C (C) | Photosystem I iron-sulfur center | polymer | 80 | 8860.3 | 1 | UniProt (P10793) | Pisum sativum (pea) | Photosystem I subunit VII, 9 kDa polypeptide, PSI-C, PsaC |
| 4 | D (D) | Photosystem I reaction center subunit II, chloroplast | polymer | 138 | 15553.9 | 1 | UniProt (P12353) Pfam (PF02531) | Spinacia oleracea (spinach) | Photosystem I 20 kDa subunit, PSI-D |
| 5 | E (E) | Photosystem I reaction center subunit IV A, chloroplast | polymer | 62 | 7127.1 | 1 | UniProt (Q9S831) Pfam (PF02427) | Arabidopsis thaliana (thale cress) | PSI-E A |
| 6 | F (F) | Photosystem I reaction center subunit III, chloroplast | polymer | 154 | 17299.0 | 1 | UniProt (P12355) Pfam (PF02507) | Spinacia oleracea (spinach) | Light-harvesting complex I 17 kDa protein, PSI-F |
| 7 | G (G) | Photosystem I reaction center subunit V, chloroplast | polymer | 95 | 10518.9 | 1 | UniProt (P12357) Pfam (PF01241) | Spinacia oleracea (spinach) | PSI-G, Photosystem I 9 kDa protein |
| 8 | H (H) | Photosystem I reaction center subunit VI, chloroplast | polymer | 75 | 8143.4 | 1 | UniProt (P22179) Pfam (PF03244) | Spinacia oleracea (spinach) | PSI- H, Light-harvesting complex I 11 kDa protein |
| 9 | I (I) | Photosystem I reaction center subunit VIII | polymer | 30 | 3270.0 | 1 | UniProt (P17227) | Pisum sativum (pea) | PSI-I |
| 10 | J (J) | Photosystem I reaction center subunit IX | polymer | 42 | 4845.7 | 1 | UniProt (P17230) Pfam (PF01701) | Spinacia oleracea (spinach) | PSI-J |
| 11 | K (K) | Photosystem I reaction center subunit psaK, chloroplast | polymer | 38 | 3252.0 | 1 | Arabidopsis thaliana (thale cress) | ||
| 12 | L (L) | Photosystem I reaction center subunit XI, chloroplast | polymer | 164 | 17479.2 | 1 | UniProt (Q41385) Pfam (PF02605) | Spinacia oleracea (spinach) | PSI- L, PSI subunit V |
| 13 | M (N) | Photosystem I-N subunit | polymer | 85 | 9767.0 | 1 | UniProt (Q84U30) Pfam (PF05479) | Phaseolus vulgaris | |
| 14 | N (1) | AT3g54890 | polymer | 187 | 20415.3 | 1 | UniProt (Q01667) Pfam (PF00504) | Arabidopsis thaliana (thale cress) | Chlorophyll A/B-binding protein, At3g54890/F28P10_130 |
| 15 | O (2) | Type II chlorophyll a/b binding protein from photosystem I | polymer | 186 | 20580.2 | 1 | UniProt (Q41038) Pfam (PF00504) | Pisum sativum (pea) | |
| 16 | P (3) | PSI type III chlorophyll a/b-binding protein | polymer | 165 | 17929.7 | 1 | UniProt (Q9SY97) Pfam (PF00504) | Arabidopsis thaliana (thale cress) | |
| 17 | Q (4) | PSI light-harvesting antenna chlorophyll a/b-binding protein | polymer | 165 | 18561.2 | 1 | UniProt (Q9SQL2) | Pisum sativum (pea) | |
| 18 | AA, AB, AC, AD, AE... (A, B, K, 2, 4...) | CHLOROPHYLL A | non-polymer | 893.5 | 168 | Chemie (CLA) | |||
| 19 | FD, JB (B, A) | PHYLLOQUINONE | non-polymer | 450.7 | 2 | Chemie (PQN) PubChem (4812) PubChem (5315258) PubChem (7048753) PubChem (7048755) PubChem (9846607) PubChem (21896458) PubChem (5280483) PubChem (5284607) PubChem (7048754) PubChem (57138572) PubChem (133612476) PubChem (92436622) PubChem (93233163) PubChem (93971968) PubChem (162999945) | |||
| 20 | GD, IE, KB, QD, WD (B, L, A, F, I) | BETA-CAROTENE | non-polymer | 536.9 | 5 | Chemie (BCR) PubChem (573) PubChem (5315709) PubChem (5353436) PubChem (5356616) PubChem (5927371) PubChem (6477957) PubChem (9828626) PubChem (10256668) PubChem (12305639) PubChem (12305640) PubChem (12305642) PubChem (12305644) PubChem (12305647) PubChem (12305652) PubChem (21672398) PubChem (176490061) PubChem (177696266) PubChem (46783370) PubChem (46846294) PubChem (5280489) PubChem (92863345) PubChem (54603957) PubChem (54612003) PubChem (124919640) PubChem (146673260) PubChem (152743364) PubChem (160505766) PubChem (86765360) PubChem (91827292) PubChem (92863346) PubChem (92863347) PubChem (92863348) PubChem (100990628) PubChem (101525094) PubChem (101525095) PubChem (124919639) PubChem (129651951) PubChem (132274419) PubChem (145925599) PubChem (159562859) PubChem (172654026) PubChem (172878405) PubChem (173398668) | |||
| 21 | ED, HD, ID (B, C) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 3 | Chemie (SF4) |
Sequence modifications
A: 5 - 758 (UniProt: P05310)
B: 2 - 733 (UniProt: P05311)
2: 16 - 201 (UniProt: Q41038)
| PDB | External Database | Details |
|---|---|---|
| Gly 220 | Arg 220 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Ala 147 | Phe 147 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Glu 17 | Pro 75 | conflict |
| Ser 35 | Gly 93 | conflict |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 17 |
| Total formula weight | 349499.3 | |
| Non-Polymers* | Number of molecules | 178 |
| Total formula weight | 154746.8 | |
| All* | Total formula weight | 504246.1 |
