3JCU

Cryo-EM structure of spinach PSII-LHCII supercomplex at 3.2 Angstrom resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, a	Photosystem II protein D1	polymer	344	38134.4	2	UniProt (P69560) Pfam (PF00124) In PDB	Spinacia oleracea (spinach)
2	B, b	Photosystem II CP47 reaction center protein	polymer	508	56207.9	2	UniProt (P04160) Pfam (PF00421) In PDB	Spinacia oleracea (spinach)
3	C, c	Photosystem II CP43 reaction center protein	polymer	473	51880.6	2	UniProt (P06003) Pfam (PF00421) In PDB	Spinacia oleracea (spinach)
4	D, d	Photosystem II D2 protein	polymer	353	39535.2	2	UniProt (P06005) Pfam (PF00124) In PDB	Spinacia oleracea (spinach)
5	E, e	Cytochrome b559 subunit alpha	polymer	83	9393.5	2	UniProt (P69383) Pfam (PF00283) Pfam (PF00284) In PDB	Spinacia oleracea (spinach)
6	F, f	Cytochrome b559 subunit beta	polymer	39	4502.4	2	UniProt (P60128) Pfam (PF00283) In PDB	Spinacia oleracea (spinach)
7	G, N, Y, g, n...	Chlorophyll a-b binding protein, chloroplastic	polymer	267	28449.4	6	UniProt (P12333) Pfam (PF00504) In PDB	Spinacia oleracea (spinach)
8	H, h	Photosystem II reaction center protein H	polymer	73	7735.0	2	UniProt (P05146) Pfam (PF00737) In PDB	Spinacia oleracea (spinach)
9	I, i	Protein Photosystem II reaction center protein I	polymer	36	4170.9	2	UniProt (P62103) Pfam (PF02532) In PDB	Spinacia oleracea (spinach)
10	J, j	Photosystem II reaction center protein J	polymer	40	4117.8	2	UniProt (Q9M3L2) Pfam (PF01788) In PDB	Spinacia oleracea (spinach)
11	K, k	Photosystem II reaction center protein K	polymer	59	6751.0	2	UniProt (P12163) Pfam (PF02533) In PDB	Spinacia oleracea (spinach)
12	L, l	Protein Photosystem II reaction center protein L	polymer	38	4498.1	2	UniProt (P60150) Pfam (PF02419) In PDB	Spinacia oleracea (spinach)
13	M, m	Photosystem II reaction center protein M	polymer	34	3783.5	2	UniProt (P62112) Pfam (PF05151) In PDB	Spinacia oleracea (spinach)
14	O, o	Oxygen-evolving enhancer protein 1, chloroplastic	polymer	332	35207.4	2	UniProt (P12359) Pfam (PF01716) In PDB	Spinacia oleracea (spinach)
15	P, p	Oxygen-evolving enhancer protein 2, chloroplastic	polymer	267	28495.9	2	UniProt (P12302) Pfam (PF01789) Pfam (PF20928) In PDB	Spinacia oleracea (spinach)
16	Q, q	Oxygen-evolving enhancer protein 3, chloroplastic	polymer	232	24884.4	2	UniProt (P12301) Pfam (PF05757) In PDB	Spinacia oleracea (spinach)
17	R, r	Chlorophyll A-B Binding protein 29 kD (CP29)	polymer	243	26735.3	2	UniProt (F2Z293) Pfam (PF00504) In PDB	Spinacia oleracea (spinach)
18	S, s	Chlorophyll A-B Binding protein 26 kD (CP26)	polymer	295	31341.8	2	UniProt (A0A0K9QUQ7) In PDB	Spinacia oleracea (spinach)
19	T, t	Photosystem II Reaction Center protein Tc	polymer	33	3825.6	2	UniProt (P61840) Pfam (PF01405) In PDB	Spinacia oleracea (spinach)
20	U, u	Photosystem II Reaction Center Tn protein	polymer	99	10676.6	2	UniProt (A0A0K9RHP1) In PDB	Spinacia oleracea (spinach)
21	W, w	Photosystem II reaction center W protein, chloroplastic	polymer	137	14186.1	2	UniProt (Q41387) Pfam (PF07123) In PDB	Spinacia oleracea (spinach)
22	X, x	Photosystem II Reaction Center X protein	polymer	117	11958.1	2	UniProt (A0A0K9RTU3) In PDB	Spinacia oleracea (spinach)
23	Z, z	Photosystem II reaction center protein Z	polymer	62	6541.7	2	UniProt (Q9M3M6) Pfam (PF01737) In PDB	Spinacia oleracea (spinach)
24	a, A	CA-MN4-O5 CLUSTER	non-polymer		339.8	2	Chemie (OEX)
25	a, A	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
26	A, a	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
27	B, S, b, g, n...	CHLOROPHYLL A	non-polymer		893.5	156	Chemie (CLA)
28	A, a	PHEOPHYTIN A	non-polymer		871.2	4	Chemie (PHO)
29	c, B, D, H, b...	BETA-CAROTENE	non-polymer		536.9	20	Chemie (BCR)
30	B, A, b, a	1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL	non-polymer		795.1	6	Chemie (SQD)
31	C, Z, B, c, z...	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	10	Chemie (LMG)
32	C, c, H, h	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	8	Chemie (DGD)
33	D, d	BICARBONATE ION	non-polymer		61.0	2	Chemie (BCT)
34	D, d	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)
35	N, Y, G, n, y...	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	18	Chemie (LHG)
36	F, f	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
37	s, R, N, Y, r...	CHLOROPHYLL B	non-polymer		907.5	50	Chemie (CHL)
38	G, n, y, S, g...	(3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL	non-polymer		568.9	18	Chemie (LUT)
39	G, n, y, g, R...	(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	8	Chemie (XAT)
40	Y, G, n, y, S...	(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	10	Chemie (NEX)

Contents of the asymmetric unit

Polymers	Number of chains	50
	Total formula weight	1019822.9
Non-Polymers*	Number of molecules	322
	Total formula weight	257072.2
All*	Total formula weight	1276895.1

*Water molecules are not included.