6RQF: 3.6 Angstrom cryo-EM structure of the dimeric cytochrome b6f complex from Spinacia oleracea with natively bound thylakoid lipids and plastoquinone molecules

PDB ID: 6RQFDownload
MMDB ID: 181330
PDB Deposition Date: 2019/5/15
Updated in MMDB: 2019/12
Experimental Method:
electron microscopy
Resolution: 3.58  Å
Source Organism:
Similar Structures:
Biological Unit for 6RQF: hexadecameric; determined by author and by software (PISA)
Molecular Components in 6RQF
Label Count Molecule
Proteins (16 molecules)
2
Cytochrome B6
(Gene symbol: petB)
Molecule annotation
2
Cytochrome B6-f Complex Subunit 4
(Gene symbol: petD)
Molecule annotation
2
Cytochrome F
(Gene symbol: petA)
Molecule annotation
2
Cytochrome B6-f Complex Iron-sulfur Subunit, Chloroplastic
(Gene symbol: LOC110796530)
Molecule annotation
2
Cytochrome B6-f Complex Subunit 6
(Gene symbol: petL)
Molecule annotation
2
Cytochrome B6-f Complex Subunit 7
Molecule annotation
2
Cytochrome B6-f Complex Subunit 5
(Gene symbol: petG)
Molecule annotation
2
Cytochrome B6-f Complex Subunit 8
(Gene symbol: petN)
Molecule annotation
Chemicals and Non-standard biopolymers (29 molecules)
1
4
PROTOPORPHYRIN IX CONTAINING FEPROTOPORPHYRIN IX CONTAINING FE
2
4
HEME CHEME C
3
2
CHLOROPHYLL ACHLOROPHYLL A
4
2
BETA-CAROTENEBETA-CAROTENE
5
3
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-BENZOQUINONE2,3-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
6
3
(4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE(4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE
7
2
1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE
8
4
(1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE(1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}-1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC-11-ENOATE
9
2
FE2/S2 (INORGANIC) CLUSTERFE2/S2 (INORGANIC) CLUSTER
10
3
1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL
* Click molecule labels to explore molecular sequence information.
Citing MMDB
Madej T, Lanczycki CJ, Zhang D, Thiessen PA, Geer RC, Marchler-Bauer A, Bryant SH. " MMDB and VAST+: tracking structural similarities between macromolecular complexes. Nucleic Acids Res. 2014 Jan; 42(Database issue):D297-303