7ZXY
3.15 Angstrom cryo-EM structure of the dimeric cytochrome b6f complex from Synechocystis sp. PCC 6803 with natively bound plastoquinone and lipid molecules.
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, I (A, I) | Cytochrome b6 | polymer | 222 | 25075.5 | 2 | UniProt (Q57038) Pfam (PF00033) | Synechocystis sp. PCC 6803 | |
| 2 | B, J (B, J) | Cytochrome b6-f complex subunit 4 | polymer | 160 | 17455.8 | 2 | UniProt (P27589) Pfam (PF00032) | Synechocystis sp. PCC 6803 | 17 kDa polypeptide |
| 3 | C, K (C, K) | Cytochrome f | polymer | 284 | 30512.7 | 2 | UniProt (P26287) Pfam (PF16639) Pfam (PF01333) | Synechocystis sp. PCC 6803 | |
| 4 | D, L (D, L) | Cytochrome b6-f complex iron-sulfur subunit 2 | polymer | 180 | 19012.3 | 2 | UniProt (P26290) Pfam (PF00355) | Synechocystis sp. PCC 6803 | Plastohydroquinone:plastocyanin oxidoreductase iron-sulfur protein 2,ISP 2,RISP 2,Rieske iron-sulfur protein 2 |
| 5 | E, M (E, M) | Cytochrome B6 | polymer | 32 | 3376.1 | 2 | UniProt (A0A6P1VG96) | Synechocystis sp. PCC 6803 | |
| 6 | F, N (F, N) | Cytochrome b6-f complex subunit 7 | polymer | 36 | 3827.6 | 2 | UniProt (P74810) Pfam (PF08041) | Synechocystis sp. PCC 6803 | Cytochrome b6-f complex subunit PetM,Cytochrome b6-f complex subunit VII |
| 7 | G, O (G, O) | Cytochrome b6-f complex subunit 5 | polymer | 37 | 4061.9 | 2 | UniProt (P74149) Pfam (PF02529) | Synechocystis sp. PCC 6803 | Cytochrome b6-f complex subunit PetG,Cytochrome b6-f complex subunit V |
| 8 | H, P (H, P) | Cytochrome b6-f complex subunit 8 | polymer | 29 | 3329.0 | 2 | UniProt (P72717) Pfam (PF03742) | Synechocystis sp. PCC 6803 | Cytochrome b6-f complex subunit PetN,Cytochrome b6-f complex subunit VIII |
| 9 | CA, Q (I, A) | beta,beta-caroten-4-one | non-polymer | 550.9 | 2 | Chemie (ECH) | |||
| 10 | EA, FA, R, S (I, A) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 11 | GA, LA, T, X (I, K, A, C) | HEME C | non-polymer | 618.5 | 4 | Chemie (HEC) | |||
| 12 | HA, U (J, B) | CHLOROPHYLL A | non-polymer | 893.5 | 2 | Chemie (CLA) | |||
| 13 | DA, IA, JA, KA, V... (I, J, B, C) | (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE | non-polymer | 749.0 | 7 | Chemie (PGV) | |||
| 14 | BA, Y (E, C) | EICOSANE | non-polymer | 282.5 | 2 | Chemie (LFA) | |||
| 15 | AA, MA (D, L) | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 2 | Chemie (FES) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 16 |
| Total formula weight | 213301.8 | |
| Non-Polymers* | Number of molecules | 23 |
| Total formula weight | 13988.4 | |
| All* | Total formula weight | 227290.3 |
