7R0W

2.8 Angstrom cryo-EM structure of the dimeric cytochrome b6f-PetP complex from Synechocystis sp. PCC 6803 with natively bound 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	A, R (X, V)	Uncharacterized protein Cp097, conserved in cyanobacteria	polymer	65	7231.4	2	UniProt (A0A068MZK2) Pfam (PF11061) UniProt (by SIFTS) (P72798)	Synechocystis
2	B, I (I, A)	Cytochrome b6	polymer	222	25075.5	2	UniProt (Q57038) Pfam (PF00033)	Synechocystis sp. PCC 6803
3	C, J (J, B)	Cytochrome b6-f complex subunit 4	polymer	160	17455.8	2	UniProt (P27589) Pfam (PF00032)	Synechocystis sp. PCC 6803	17 kDa polypeptide
4	D, K (K, C)	Cytochrome f	polymer	328	35259.3	2	UniProt (P26287) Pfam (PF16639) Pfam (PF01333)	Synechocystis sp. PCC 6803
5	E, M (M, E)	Cytochrome B6	polymer	32	3376.1	2	UniProt (A0A6P1VG96)	Synechocystis sp. PCC 6803
6	F, N (N, F)	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 (O, G)	Cytochrome b6-f complex subunit 5	polymer	38	4177.0	2	UniProt (P74149) Pfam (PF02529)	Synechocystis sp. PCC 6803	Cytochrome b6-f complex subunit PetG,Cytochrome b6-f complex subunit V
8	H, P (P, H)	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	L, Q (D, L)	Rieske domain, PetC	polymer	192	20562.3	2	Pfam (PF25471) Pfam (PF00355) UniProt (by SIFTS) (P26290)	Synechocystis sp. PCC 6803
10	DA, EA, HA, S, T... (A, B, I)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	6	Chemie (HEM)
11	KA, LA, V, Z (B, C, I, 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) PubChem (21158857) PubChem (73746220) PubChem (5289145) PubChem (162368821) PubChem (163029036)
12	GA, W (A, I)	beta,beta-caroten-4-one	non-polymer		550.9	2	Chemie (ECH)
13	FA, X (A, J)	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	2	Chemie (PL9) PubChem (23304240) PubChem (20286) PubChem (21881166) PubChem (5375177) PubChem (6323474) PubChem (6325820) PubChem (6433402)
14	IA, Y (B, J)	CHLOROPHYLL A	non-polymer		893.5	2	Chemie (CLA)
15	AA, MA (K, C)	HEME C	non-polymer		618.5	2	Chemie (HEC)
16	BA (N)	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	1	Chemie (LMG)
17	CA, QA (P, H)	(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	2	Chemie (6PL)
18	JA (B)	(1S,8E)-1-{[(2S)-1-hydroxy-3-{[(1S)-1-hydroxypentadecyl]oxy}propan-2-yl]oxy}heptadec-8-en-1-ol	non-polymer		570.9	1	Chemie (2WA) PubChem (137348090) PubChem (139033388)
19	NA, SA (D, L)	FE2/S2 (INORGANIC) CLUSTER	non-polymer		175.8	2	Chemie (FES)
20	OA, RA (D, L)	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)
21	PA (E)	EICOSANE	non-polymer		282.5	1	Chemie (LFA) PubChem (8222)
22	TA, UA (I, B)	water	water		18.0	2	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	18
	Total formula weight	240588.1
Non-Polymers*	Number of molecules	27
	Total formula weight	17427.8
All*	Total formula weight	258015.8

*Water molecules are not included.