7QRM
Cryo-EM structure of catalytically active Spinacia oleracea cytochrome b6f in complex with endogenous plastoquinones at 2.7 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, I (A, I) | Cytochrome b6 | polymer | 215 | 24186.5 | 2 | UniProt (P00165) Pfam (PF00033) | Spinacia oleracea (spinach) | |
| 2 | B, J (B, J) | Cytochrome b6-f complex subunit 4 | polymer | 160 | 17456.7 | 2 | UniProt (P00166) Pfam (PF00032) | Spinacia oleracea (spinach) | 17 kDa polypeptide |
| 3 | C, K (C, K) | Cytochrome f | polymer | 320 | 35355.7 | 2 | UniProt (P16013) Pfam (PF16639) Pfam (PF01333) | Spinacia oleracea (spinach) | |
| 4 | D, L (D, L) | Cytochrome b6-f complex iron-sulfur subunit, chloroplastic | polymer | 230 | 24347.9 | 2 | UniProt (P08980) Pfam (PF25471) Pfam (PF00355) | Spinacia oleracea (spinach) | Plastohydroquinone:plastocyanin oxidoreductase iron-sulfur protein,Rieske iron-sulfur protein,ISP,RISP |
| 5 | E, M (E, M) | Cytochrome b6-f complex subunit 6 | polymer | 31 | 3452.2 | 2 | UniProt (Q9M3L0) Pfam (PF05115) | Spinacia oleracea (spinach) | Cytochrome b6-f complex subunit PetL,Cytochrome b6-f complex subunit VI |
| 6 | F, N (F, N) | Cytochrome b6-f complex subunit 7 | polymer | 36 | 3774.4 | 2 | UniProt (P80883) Pfam (PF08041) | Spinacia oleracea (spinach) | 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 | 4172.0 | 2 | UniProt (P69461) Pfam (PF02529) | Spinacia oleracea (spinach) | 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 | 3170.8 | 2 | UniProt (P61045) Pfam (PF03742) | Spinacia oleracea (spinach) | Cytochrome b6-f complex subunit PetN,Cytochrome b6-f complex subunit VIII |
| 9 | JA, KA, Q, R (I, A) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 4 | Chemie (HEM) | |||
| 10 | BA, LA, S, VA (C, I, A, K) | HEME C | non-polymer | 618.5 | 4 | Chemie (HEC) | |||
| 11 | QA, T (J, A) | CHLOROPHYLL A | non-polymer | 893.5 | 2 | Chemie (CLA) | |||
| 12 | DA, IA, PA, RA, SA... (D, I, J, A, B) | 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 | 7 | Chemie (PL9) PubChem (23304240) PubChem (20286) PubChem (21881166) PubChem (5375177) PubChem (6323474) PubChem (6325820) PubChem (6433402) | |||
| 13 | AA, AB, HA, MA, NA... (B, P, H, I, J...) | UNDECYL-MALTOSIDE | non-polymer | 496.6 | 10 | Chemie (UMQ) PubChem (44462510) PubChem (58112566) PubChem (59518662) PubChem (46936455) PubChem (68343856) PubChem (70699429) PubChem (70701336) PubChem (70701337) PubChem (70839940) PubChem (70841479) PubChem (70863062) PubChem (71300308) PubChem (447793) PubChem (89952000) PubChem (5076192) PubChem (70699426) PubChem (70699431) PubChem (70796434) PubChem (71300307) PubChem (92132109) PubChem (124643296) PubChem (126731015) PubChem (126731038) PubChem (126735855) PubChem (126735857) PubChem (131632466) PubChem (169544249) | |||
| 14 | FA, OA, X, XA (D, I, A, L) | (1S)-2-{[{[(2R)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL STEARATE | non-polymer | 751.0 | 4 | Chemie (PGT) PubChem (25267633) PubChem (449008) PubChem (102447212) PubChem (16040248) PubChem (172432040) | |||
| 15 | CA, WA (D, K) | 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL | non-polymer | 795.1 | 2 | Chemie (SQD) PubChem (25147486) PubChem (25235342) PubChem (42607399) PubChem (159321) PubChem (481096) PubChem (5459390) PubChem (102201395) PubChem (134765349) PubChem (9810997) PubChem (9918745) PubChem (10219110) PubChem (10373133) PubChem (14463145) | |||
| 16 | EA, YA (D, L) | FE2/S2 (INORGANIC) CLUSTER | non-polymer | 175.8 | 2 | Chemie (FES) | |||
| 17 | GA, ZA (F, P) | BETA-CAROTENE | non-polymer | 536.9 | 2 | 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) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 16 |
| Total formula weight | 231832.3 | |
| Non-Polymers* | Number of molecules | 37 |
| Total formula weight | 22956.9 | |
| All* | Total formula weight | 254789.3 |
