9S1M

Cryo-EM structure of Posidonia oceanica L-PSI-LHCI-LHCII supercomplex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, E (1, 5)	Chlorophyll a-b binding protein 6 (Lhca1)	polymer	200	21878.1	2		Posidonia oceanica
2	B (2)	Photosystem I chlorophyll a/b-binding protein 2 (Lhca2)	polymer	211	23094.2	1		Posidonia oceanica
3	C (3)	Photosystem I chlorophyll a/b-binding protein 3-1 (Lhca3)	polymer	232	25149.7	1		Posidonia oceanica
4	D, F (4, 6)	Chlorophyll a-b binding protein 4 (Lhca4)	polymer	200	22158.2	2		Posidonia oceanica
5	G (A)	Photosystem I P700 chlorophyll a apoprotein A1 (PsaA)	polymer	750	83217.2	1		Posidonia oceanica
6	H (B)	Photosystem I P700 chlorophyll a apoprotein A2 (PsaB)	polymer	734	82521.7	1		Posidonia oceanica
7	I (C)	Photosystem I iron-sulfur center (PsaC)	polymer	81	9040.5	1		Posidonia oceanica
8	J (D)	Photosystem I reaction center subunit II-1, chloroplastic (PsaD1)	polymer	155	17169.6	1		Posidonia oceanica
9	K (E)	Photosystem I reaction center subunit IV B (PsaE2)	polymer	93	10392.7	1		Posidonia oceanica
10	L (F)	Photosystem I reaction center subunit III (PsaF)	polymer	159	17759.7	1		Posidonia oceanica
11	M (G)	Photosystem I reaction center subunit V (PsaG)	polymer	100	11023.4	1		Posidonia oceanica
12	N (H)	Photosystem I reaction center subunit VI-1 (PsaH)	polymer	95	10508.9	1		Posidonia oceanica
13	O (I)	Photosystem I reaction center subunit VIII (PsaI)	polymer	36	3940.8	1		Posidonia oceanica
14	P (J)	Photosystem I reaction center subunit IX	polymer	42	4777.6	1		Posidonia oceanica
15	Q (K)	Photosystem I reaction center subunit psaK (PsaK)	polymer	84	8471.9	1		Posidonia oceanica
16	R (L)	Photosystem I reaction center subunit XI (PsaL)	polymer	170	18128.9	1		Posidonia oceanica
17	S (O)	Photosystem I subunit O (PsaO)	polymer	89	10036.5	1		Posidonia oceanica
18	T, V (X, Z)	Chlorophyll a-b binding protein 1 (Lhcb1)	polymer	228	24467.7	2		Posidonia oceanica
19	U (Y)	Chlorophyll a-b binding protein 2 (Lhcb2)	polymer	228	24816.1	1		Posidonia oceanica
20	AD, AK, AL, BA, EE... (5, X, Y, 1, 6...)	CHLOROPHYLL B	non-polymer		907.5	36	Chemie (CHL)
21	AA, AB, AE, AF, AG... (1, 2, 6, A, B...)	CHLOROPHYLL A	non-polymer		893.5	194	Chemie (CLA)
22	FE, GB, GL, HL, JD... (6, 2, Y, 5, 1...)	(3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL	non-polymer		568.9	14	Chemie (LUT)
23	AC, GE, HB, KD, LA... (3, 6, 2, 5, 1...)	(3S,5R,6S,3'S,5'R,6'S)-5,6,5',6'-DIEPOXY-5,6,5',6'- TETRAHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL	non-polymer		600.9	7	Chemie (XAT)
24	BJ, CI, DG, DI, EG... (I, B, A, J, 6...)	BETA-CAROTENE	non-polymer		536.9	33	Chemie (BCR)
25	BM, IB, JG, JL, LG... (Z, 2, A, Y, 5...)	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	10	Chemie (LHG)
26	IE, KI, OA, OD, PD... (6, B, 1, 5, F...)	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	10	Chemie (LMG)
27	KE, KG, PI, UC, UI (6, A, F, 4, G)	DODECYL-BETA-D-MALTOSIDE	non-polymer		510.6	5	Chemie (LMT)
28	BI, CG (B, A)	PHYLLOQUINONE	non-polymer		450.7	2	Chemie (PQN)
29	IG, LI, MI (A, C)	IRON/SULFUR CLUSTER	non-polymer		351.6	3	Chemie (SF4)
30	JI (B)	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	1	Chemie (DGD)
31	AM, IL, PK (Z, Y, X)	(1R,3R)-6-{(3E,5E,7E,9E,11E,13E,15E,17E)-18-[(1S,4R,6R)-4-HYDROXY-2,2,6-TRIMETHYL-7-OXABICYCLO[4.1.0]HEPT-1-YL]-3,7,12,16-TETRAMETHYLOCTADECA-1,3,5,7,9,11,13,15,17-NONAENYLIDENE}-1,5,5-TRIMETHYLCYCLOHEXANE-1,3-DIOL	non-polymer		600.9	3	Chemie (NEX)

Contents of the asymmetric unit

Polymers	Number of chains	22
	Total formula weight	497057.3
Non-Polymers*	Number of molecules	318
	Total formula weight	258255.5
All*	Total formula weight	755312.8

*Water molecules are not included.