4FE1
Improving the Accuracy of Macromolecular Structure Refinement at 7 A 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 | 755 | 83267.8 | 1 | UniProt (P0A405) Pfam (PF00223) | Thermosynechococcus elongatus | PsaA |
| 2 | B (B) | Photosystem I P700 chlorophyll a apoprotein A2 | polymer | 740 | 82992.5 | 1 | UniProt (P0A407) Pfam (PF00223) | Thermosynechococcus elongatus | PsaB |
| 3 | C (C) | Photosystem I iron-sulfur center | polymer | 80 | 8678.0 | 1 | UniProt (P0A415) Pfam (PF12838) | Thermosynechococcus elongatus | 9 kDa polypeptide, PSI-C, Photosystem I subunit VII, PsaC |
| 4 | D (D) | Photosystem I reaction center subunit II | polymer | 138 | 15258.3 | 1 | UniProt (P0A420) Pfam (PF02531) | Thermosynechococcus elongatus | Photosystem I 16 kDa polypeptide, PSI-D |
| 5 | E (E) | Photosystem I reaction center subunit IV | polymer | 75 | 8268.3 | 1 | UniProt (P0A423) Pfam (PF02427) | Thermosynechococcus elongatus | Photosystem I 8.1 kDa protein, p30 protein |
| 6 | F (F) | Photosystem I reaction center subunit III | polymer | 164 | 17716.6 | 1 | UniProt (P0A401) Pfam (PF02507) | Thermosynechococcus elongatus | PSI-F |
| 7 | G (I) | Photosystem I reaction center subunit VIII | polymer | 38 | 4297.2 | 1 | UniProt (P0A427) Pfam (PF00796) | Thermosynechococcus elongatus | |
| 8 | H (J) | Photosystem I reaction center subunit IX | polymer | 41 | 4770.7 | 1 | UniProt (P0A429) Pfam (PF01701) | Thermosynechococcus elongatus | |
| 9 | I (K) | Photosystem I reaction center subunit PsaK | polymer | 83 | 8484.0 | 1 | UniProt (P0A425) Pfam (PF01241) | Thermosynechococcus elongatus | Light-harvesting 8.0 kDa polypeptide, Photosystem I subunit X |
| 10 | J (L) | Photosystem I reaction center subunit XI | polymer | 154 | 16156.6 | 1 | UniProt (Q8DGB4) Pfam (PF02605) | Thermosynechococcus elongatus | PSI subunit V, PSI-L |
| 11 | K (M) | Photosystem I reaction center subunit XII | polymer | 31 | 3426.1 | 1 | UniProt (P0A403) Pfam (PF07465) | Thermosynechococcus elongatus | PSI-M |
| 12 | L (X) | Photosystem I 4.8K protein | polymer | 35 | 3845.5 | 1 | UniProt (Q8DKP6) Pfam (PF08078) | Thermosynechococcus elongatus | |
| 13 | AA, AB, AC, AD, AE... (A, B, L, M, X...) | CHLOROPHYLL A | non-polymer | 893.5 | 96 | Chemie (CLA) | |||
| 14 | DD, FB (B, A) | PHYLLOQUINONE | non-polymer | 450.7 | 2 | Chemie (PQN) PubChem (4812) PubChem (21896458) PubChem (57138572) PubChem (5315258) PubChem (5280483) PubChem (5284607) PubChem (7048754) PubChem (92436622) PubChem (93233163) PubChem (93971968) PubChem (133612476) PubChem (7048753) PubChem (7048755) PubChem (9846607) PubChem (162999945) | |||
| 15 | DE, ED, EE, FD, GB... (L, B, A, M, F...) | BETA-CAROTENE | non-polymer | 536.9 | 22 | Chemie (BCR) PubChem (573) PubChem (21672398) PubChem (176490061) PubChem (177696266) PubChem (46783370) PubChem (46846294) PubChem (54603957) PubChem (54612003) PubChem (86765360) PubChem (5315709) PubChem (5280489) PubChem (91827292) PubChem (92863345) PubChem (5353436) PubChem (5356616) PubChem (5927371) PubChem (124919640) PubChem (92863346) PubChem (92863347) PubChem (92863348) PubChem (6477957) PubChem (100990628) PubChem (101525094) PubChem (101525095) PubChem (9828626) PubChem (10256668) PubChem (12305639) PubChem (12305640) PubChem (12305642) PubChem (12305644) PubChem (12305647) PubChem (12305652) PubChem (146673260) PubChem (152743364) PubChem (124919639) PubChem (160505766) PubChem (129651951) PubChem (132274419) PubChem (145925599) PubChem (159562859) PubChem (172654026) PubChem (172878405) PubChem (173398668) | |||
| 16 | IE, MB, NB (X, A) | 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE | non-polymer | 723.0 | 3 | Chemie (LHG) PubChem (46936292) PubChem (446440) PubChem (73416066) PubChem (65144) PubChem (9547104) PubChem (13305396) PubChem (11846227) PubChem (138986743) | |||
| 17 | OD, PB, PD (C, A) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 3 | Chemie (SF4) | |||
| 18 | LD (B) | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 1 | Chemie (LMG) | |||
| 19 | ZD (L) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) PubChem (271) |
Sequence modifications
L: 1 - 154 (UniProt: Q8DGB4)
X: 1 - 31 (UniProt: Q8DKP6)
| PDB | External Database | Details |
|---|---|---|
| Leu 143 | Ser 144 | conflict |
| PDB | External Database | Details |
|---|---|---|
| Ala 32 | - | expression tag |
| Ala 33 | - | expression tag |
| Ala 34 | - | expression tag |
| Ala 35 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 12 |
| Total formula weight | 257161.5 | |
| Non-Polymers* | Number of molecules | 128 |
| Total formula weight | 102538.6 | |
| All* | Total formula weight | 359700.1 |
