6RQF
3.6 Angstrom cryo-EM structure of the dimeric cytochrome b6f complex from Spinacia oleracea with natively bound thylakoid lipids and plastoquinone molecules
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | I, A | Cytochrome b6 | polymer | 215 | 24186.5 | 2 | UniProt (P00165) Pfam (PF00033) In PDB | Spinacia oleracea (Spinach) | |
| 2 | J, B | Cytochrome b6-f complex subunit 4 | polymer | 160 | 17456.7 | 2 | UniProt (P00166) Pfam (PF00032) In PDB | Spinacia oleracea (Spinach) | 17 kDa polypeptide |
| 3 | K, C | Cytochrome f | polymer | 285 | 31357.0 | 2 | UniProt (P16013) Pfam (PF16639) Pfam (PF01333) In PDB | Spinacia oleracea (Spinach) | |
| 4 | L, D | Cytochrome b6-f complex iron-sulfur subunit, chloroplastic | polymer | 179 | 18956.5 | 2 | UniProt (P08980) Pfam (PF00355) In PDB | Spinacia oleracea (Spinach) | Plastohydroquinone:plastocyanin oxidoreductase iron-sulfur protein,Rieske iron-sulfur protein,RISP |
| 5 | M, E | Cytochrome b6-f complex subunit 6 | polymer | 31 | 3452.2 | 2 | UniProt (Q9M3L0) Pfam (PF05115) In PDB | Spinacia oleracea (Spinach) | Cytochrome b6-f complex subunit PetL,Cytochrome b6-f complex subunit VI |
| 6 | N, F | Cytochrome b6-f complex subunit 7 | polymer | 36 | 3774.4 | 2 | UniProt (P80883) Pfam (PF08041) In PDB | Spinacia oleracea (Spinach) | Cytochrome b6-f complex subunit PetM,Cytochrome b6-f complex subunit VII |
| 7 | O, G | Cytochrome b6-f complex subunit 5 | polymer | 37 | 4172.0 | 2 | UniProt (P69461) Pfam (PF02529) In PDB | Spinacia oleracea (Spinach) | Cytochrome b6-f complex subunit PetG,Cytochrome b6-f complex subunit V |
| 8 | P, H | Cytochrome b6-f complex subunit 8 | polymer | 29 | 3170.8 | 2 | UniProt (P61045) Pfam (PF03742) In PDB | Spinacia oleracea (Spinach) | Cytochrome b6-f complex subunit PetN,Cytochrome b6-f complex subunit VIII |
| 9 | A, I | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 10 | A, C, I, K | HEME C | non-polymer | 618.5 | 4 | Chemie (HEC) | |||
| 11 | A, I | CHLOROPHYLL A | non-polymer | 893.5 | 2 | Chemie (CLA) | |||
| 12 | H, I | BETA-CAROTENE | non-polymer | 536.9 | 2 | Chemie (BCR) | |||
| 13 | A, I | 2,3-DIMETHYL-5-(3,7,11,15,19,23,27,31,35-NONAMETHYL-2,6,10,14,18,22,26,30,34-HEXATRIACONTANONAENYL-2,5-CYCLOHEXADIENE-1,4-DIONE-2,3-DIMETHYL-5-SOLANESYL-1,4-BENZOQUINONE | non-polymer | 749.2 | 3 | Chemie (PL9) | |||
| 14 | N, E, I | (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE | non-polymer | 763.1 | 3 | Chemie (6PL) | |||
| 15 | F, J | 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE | non-polymer | 787.2 | 2 | Chemie (LMG) | |||
| 16 | K, A, B, J | (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE | non-polymer | 749.0 | 4 | Chemie (PGV) | |||
| 17 | L, D | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 2 | Chemie (FES) | |||
| 18 | L, A, C | 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL | non-polymer | 795.1 | 3 | Chemie (SQD) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 16 |
| Total formula weight | 213052.2 | |
| Non-Polymers* | Number of molecules | 29 |
| Total formula weight | 19644.9 | |
| All* | Total formula weight | 232697.1 |
