1JB0
Crystal Structure of Photosystem I: a Photosynthetic Reaction Center and Core Antenna System from Cyanobacteria
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 (P25896) Pfam (PF00223) UniProt (by SIFTS) (P0A405) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAA |
| 2 | B (B) | PHOTOSYSTEM I P700 CHLOROPHYLL A APOPROTEIN A2 | polymer | 740 | 82992.5 | 1 | UniProt (P25897) Pfam (PF00223) UniProt (by SIFTS) (P0A407) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAB |
| 3 | C (C) | PHOTOSYSTEM I IRON-SULFUR CENTER | polymer | 80 | 8678.0 | 1 | UniProt (P18083) Pfam (PF12838) UniProt (by SIFTS) (P0A415) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAC |
| 4 | D (D) | PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT II | polymer | 138 | 15258.3 | 1 | UniProt (P20452) Pfam (PF02531) UniProt (by SIFTS) (P0A420) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAD |
| 5 | E (E) | PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT IV | polymer | 75 | 8268.3 | 1 | UniProt (P25898) Pfam (PF02427) UniProt (by SIFTS) (P0A423) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAE |
| 6 | F (F) | PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT III | polymer | 164 | 17716.6 | 1 | UniProt (P25899) Pfam (PF02507) UniProt (by SIFTS) (P0A401) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAF |
| 7 | G (I) | PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT VIII | polymer | 38 | 4297.2 | 1 | UniProt (P25900) Pfam (PF00796) UniProt (by SIFTS) (P0A427) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAI |
| 8 | H (J) | PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT IX | polymer | 41 | 4770.7 | 1 | UniProt (P25901) Pfam (PF01701) UniProt (by SIFTS) (P0A429) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAJ |
| 9 | I (K) | PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT X | polymer | 83 | 8484.0 | 1 | UniProt (P20453) Pfam (PF01241) UniProt (by SIFTS) (P0A425) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAK |
| 10 | J (L) | PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT XI | polymer | 154 | 16156.6 | 1 | UniProt (P25902) Pfam (PF02605) UniProt (by SIFTS) (Q8DGB4) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAL |
| 11 | K (M) | PHOTOSYSTEM 1 REACTION CENTRE SUBUNIT XII | polymer | 31 | 3426.1 | 1 | UniProt (P25903) Pfam (PF07465) UniProt (by SIFTS) (P0A403) | Synechococcus elongatus | PHOTOSYSTEM I SUBUNIT PSAM |
| 12 | L (X) | PHOTOSYSTEM I SUBUNIT PSAX | polymer | 35 | 3845.5 | 1 | Pfam (PF08078) UniProt (by SIFTS) (Q8DKP6) | Synechococcus elongatus | |
| 13 | AA, AB, AC, AD, AE... (A, B, K, L, M...) | CHLOROPHYLL A | non-polymer | 893.5 | 96 | Chemie (CLA) | |||
| 14 | FD, GB (B, A) | PHYLLOQUINONE | non-polymer | 450.7 | 2 | Chemie (PQN) | |||
| 15 | HB, PD, QD (A, C) | IRON/SULFUR CLUSTER | non-polymer | 351.6 | 3 | Chemie (SF4) | |||
| 16 | FE, GD, GE, HD, IB... (L, B, A, M, F...) | BETA-CAROTENE | non-polymer | 536.9 | 22 | Chemie (BCR) | |||
| 17 | OB, OD, PB (A, B) | 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE | non-polymer | 723.0 | 3 | Chemie (LHG) | |||
| 18 | ND (B) | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 1 | Chemie (LMG) | |||
| 19 | BE (L) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 20 | KE, LE, ME, NE, OE... (A, B, C, D, E...) | water | water | 18.0 | 201 | Chemie (HOH) |
Sequence modifications
L: 1 - 143 (UniProt: P25902)
| PDB | External Database | Details |
|---|---|---|
| Arg 46 | Pro 46 | conflict |
| Val 144 | - | SEE REMARK 999 |
| Val 145 | - | SEE REMARK 999 |
| Asp 146 | - | SEE REMARK 999 |
| Gly 147 | - | SEE REMARK 999 |
| Ile 148 | - | SEE REMARK 999 |
| Met 149 | - | SEE REMARK 999 |
| Thr 150 | - | SEE REMARK 999 |
| Gly 151 | - | SEE REMARK 999 |
| Leu 152 | - | SEE REMARK 999 |
| Phe 153 | - | SEE REMARK 999 |
| Asn 154 | - | SEE REMARK 999 |
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 |
