1Q90
Structure of the cytochrome b6f (plastohydroquinone : plastocyanin oxidoreductase) from Chlamydomonas reinhardtii
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A | Apocytochrome f | polymer | 292 | 32109.8 | 1 | UniProt (P23577) Pfam (PF16639) Pfam (PF01333) In PDB | Chlamydomonas reinhardtii | |
| 2 | B | Cytochrome b6 | polymer | 215 | 24184.5 | 1 | UniProt (Q00471) Pfam (PF00033) In PDB | Chlamydomonas reinhardtii | |
| 3 | C | Cytochrome B6-F complex iron-sulfur subunit | polymer | 127 | 13660.4 | 1 | UniProt (P49728) Pfam (PF00355) In PDB | Chlamydomonas reinhardtii | Rieske iron-sulfur protein, RISP |
| 4 | D | Cytochrome b6-f complex subunit 4 | polymer | 159 | 17305.6 | 1 | UniProt (Q42496) Pfam (PF00032) UniProt (by SIFTS) (P23230) In PDB | Chlamydomonas reinhardtii | 17 kDa polypeptide |
| 5 | R | Cytochrome B6-F complex iron-sulfur subunit | polymer | 49 | 4707.3 | 1 | UniProt (P23230) UniProt (by SIFTS) (P49728) In PDB | Chlamydomonas reinhardtii | Rieske iron-sulfur protein, RISP |
| 6 | G | Cytochrome b6f complex subunit petG | polymer | 37 | 3984.8 | 1 | UniProt (P49728) Pfam (PF02529) UniProt (by SIFTS) (Q08362) In PDB | Chlamydomonas reinhardtii | Cytochrome b6-f complex subunit V |
| 7 | L | Cytochrome b6f complex subunit petL | polymer | 32 | 3438.3 | 1 | UniProt (P50369) Pfam (PF05115) In PDB | Chlamydomonas reinhardtii | Cytochrome b6-f complex subunit VI |
| 8 | M | Cytochrome b6f complex subunit PETM | polymer | 39 | 4037.8 | 1 | UniProt (Q08362) Pfam (PF08041) UniProt (by SIFTS) (Q42496) In PDB | Chlamydomonas reinhardtii | Cytochrome b6-f complex subunit 7 |
| 9 | N | Cytochrome b6f complex subunit PETN | polymer | 31 | 3283.8 | 1 | UniProt (P50369) Pfam (PF03742) UniProt (by SIFTS) (P0C1D4) In PDB | Chlamydomonas reinhardtii | |
| 10 | A, B | HEME C | non-polymer | 618.5 | 4 | Chemie (HEC) | |||
| 11 | B | BETA-CAROTENE | non-polymer | 536.9 | 1 | Chemie (BCR) | |||
| 12 | B | EICOSANE | non-polymer | 282.5 | 1 | Chemie (LFA) | |||
| 13 | C | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 1 | Chemie (FES) | |||
| 14 | D | CHLOROPHYLL A | non-polymer | 893.5 | 1 | Chemie (CLA) | |||
| 15 | D | 8-HYDROXY-5,7-DIMETHOXY-3-METHYL-2-TRIDECYL-4H-CHROMEN-4-ONE | non-polymer | 418.6 | 1 | Chemie (TDS) | |||
| 16 | D, L | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 2 | Chemie (LMG) | |||
| 17 | R | 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL | non-polymer | 795.1 | 1 | Chemie (SQD) | |||
| 18 | water | water | 18.0 | 2 | Chemie (HOH) |
Sequence modifications
A: 1 - 286 (UniProt: P23577)
| PDB | External Database | Details |
|---|---|---|
| His 287 | - | expression tag |
| His 288 | - | expression tag |
| His 289 | - | expression tag |
| His 290 | - | expression tag |
| His 291 | - | expression tag |
| His 292 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 9 |
| Total formula weight | 106712.4 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 7150.7 | |
| All* | Total formula weight | 113863.2 |
