8EQM

Structure of a dimeric photosystem II complex acclimated to far-red light

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	359	39958.7	2	Pfam (PF00124) UniProt (by SIFTS) (B4WKH9) In PDB	Synechococcus sp. PCC 7335
2	B, b	Photosystem II CP47 reaction center protein	polymer	509	56441.0	2	UniProt (B4WKI1) Pfam (PF00421) In PDB	Synechococcus sp. PCC 7335	PSII 47 kDa protein,Protein CP-47
3	C, c	Photosystem II CP43 reaction center protein	polymer	482	52375.7	2	UniProt (B4WKI2) Pfam (PF00421) In PDB	Synechococcus sp. PCC 7335	PSII 43 kDa proteinPSII 43 kDa protein,Protein CP-43
4	D, d	Photosystem II D2 protein	polymer	352	39596.5	2	UniProt (B4WKI3) Pfam (PF00124) In PDB	Synechococcus sp. PCC 7335	Photosystem Q(A) protein
5	E, e	Cytochrome b559 subunit alpha	polymer	80	9136.3	2	UniProt (B4WII1) Pfam (PF00283) Pfam (PF00284) In PDB	Synechococcus sp. PCC 7335	PSII reaction center subunit V
6	F, f	Cytochrome b559 subunit beta	polymer	44	5024.0	2	UniProt (B4WKJ2) Pfam (PF00283) In PDB	Synechococcus sp. PCC 7335	PSII reaction center subunit VI
7	H, h	Photosystem II reaction center protein H	polymer	66	7247.7	2	UniProt (B4WKI0) Pfam (PF00737) In PDB	Synechococcus sp. PCC 7335
8	I, i	Photosystem II reaction center protein I	polymer	38	4229.9	2	UniProt (B4WM03) Pfam (PF02532) In PDB	Synechococcus sp. PCC 7335	PSII 4.4 kDa protein
9	K, k	Photosystem II reaction center protein K	polymer	45	5069.1	2	UniProt (B4WR12) Pfam (PF02533) In PDB	Synechococcus sp. PCC 7335
10	L, l	Photosystem II reaction center protein L	polymer	40	4566.3	2	UniProt (B4WII3) Pfam (PF02419) In PDB	Synechococcus sp. PCC 7335
11	M, m	Photosystem II reaction center protein M	polymer	36	3980.8	2	Pfam (PF05151) UniProt (by SIFTS) (A0A2W4Z125) In PDB	Synechococcus sp. PCC 7335
12	O, o	Photosystem II manganese-stabilizing polypeptide	polymer	274	29319.1	2	UniProt (B4WKJ1) Pfam (PF01716) In PDB	Synechococcus sp. PCC 7335
13	T, t	Photosystem II reaction center protein T	polymer	32	3606.4	2	UniProt (A0A2W4UG77) Pfam (PF01405) In PDB	Synechococcus sp. PCC 7335
14	U, u	Photosystem II 12 kDa extrinsic protein	polymer	160	17325.8	2	UniProt (B4WMT5) Pfam (PF06514) In PDB	Synechococcus sp. PCC 7335	PS II complex 12 kDa extrinsic protein,PSII-U
15	V, v	Cytochrome c-550	polymer	172	18814.4	2	UniProt (B4WI32) Pfam (PF14495) In PDB	Synechococcus sp. PCC 7335	Low-potential cytochrome c
16	X, x	Photosystem II reaction center X protein	polymer	39	4273.2	2	UniProt (B4WIZ7) Pfam (PF06596) In PDB	Synechococcus sp. PCC 7335
17	A, a	CA-MN4-O5 CLUSTER	non-polymer		339.8	2	Chemie (OEX)
18	A, a	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
19	A, C, a, c	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
20	B, a, c, h, D...	CHLOROPHYLL A	non-polymer		893.5	60	Chemie (CLA)
21	D, A, d, a	PHEOPHYTIN A	non-polymer		871.2	4	Chemie (PHO)
22	C, a, D, B, c...	BETA-CAROTENE	non-polymer		536.9	14	Chemie (BCR)
23	a, l, A, L	1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL	non-polymer		795.1	4	Chemie (SQD)
24	a, D, A, 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	4	Chemie (PL9)
25	a, A	BICARBONATE ION	non-polymer		61.0	2	Chemie (BCT)
26	l, a, D, L, A...	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	8	Chemie (LHG)
27	B, c, b, C	Chlorophyll F	non-polymer		905.5	8	Chemie (F6C)
28	C, D, c, d	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	6	Chemie (DGD)
29	D, d	CHLOROPHYLL D	non-polymer		895.5	2	Chemie (CL7)
30	m, D, M, d	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	4	Chemie (LMG)
31	e, v, E, V	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
32	h, H	(3R)-beta,beta-caroten-3-ol	non-polymer		552.9	2	Chemie (RRX)
33	m, M	DODECYL-BETA-D-MALTOSIDE	non-polymer		510.6	2	Chemie (LMT)
34		water	water		18.0	590	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	32
	Total formula weight	601929.2
Non-Polymers*	Number of molecules	132
	Total formula weight	100098.5
All*	Total formula weight	702027.8

*Water molecules are not included.