4RVY

Serial Time resolved crystallography of Photosystem II using a femtosecond X-ray laser. The S state after two flashes (S3)

Replaces:  4Q54

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 1	polymer	334	37029.2	2	UniProt (P0A444) Pfam (PF00124) In PDB	Thermosynechococcus elongatus	32 kDa thylakoid membrane protein 1, Photosystem II Q(B) protein 1
2	B, b	Photosystem II CP47 reaction center protein	polymer	504	55939.6	2	UniProt (Q8DIQ1) Pfam (PF00421) In PDB	Thermosynechococcus elongatus	PSII 47 kDa protein, Protein CP-47
3	C, c	Photosystem II CP43 reaction center protein	polymer	461	50287.5	2	UniProt (Q8DIF8) Pfam (PF00421) In PDB	Thermosynechococcus elongatus	PSII 43 kDa protein, Protein CP-43
4	D, d	Photosystem II D2 protein	polymer	342	38404.9	2	UniProt (Q8CM25) Pfam (PF00124) In PDB	Thermosynechococcus elongatus	PSII D2 protein, Photosystem II Q(A) protein
5	E, e	Cytochrome b559 subunit alpha	polymer	81	9321.5	2	UniProt (Q8DIP0) Pfam (PF00283) Pfam (PF00284) In PDB	Thermosynechococcus elongatus	PSII reaction center subunit V
6	F, f	Cytochrome b559 subunit beta	polymer	34	3868.6	2	UniProt (Q8DIN9) Pfam (PF00283) In PDB	Thermosynechococcus elongatus	PSII reaction center subunit VI
7	H, h	Photosystem II reaction center protein H	polymer	65	7227.6	2	UniProt (Q8DJ43) Pfam (PF00737) In PDB	Thermosynechococcus elongatus	PSII-H
8	I, i	Photosystem II reaction center protein I	polymer	38	4410.2	2	UniProt (Q8DJZ6) Pfam (PF02532) In PDB	Thermosynechococcus elongatus	PSII-I, PSII 4.4 kDa protein
9	J, j	Photosystem II reaction center protein J	polymer	40	4105.9	2	UniProt (P59087) Pfam (PF01788) In PDB	Thermosynechococcus elongatus	PSII-J
10	K, k	Photosystem II reaction center protein K	polymer	37	4101.9	2	UniProt (Q9F1K9) Pfam (PF02533) In PDB	Thermosynechococcus elongatus	PSII-K
11	L, l	Photosystem II reaction center protein L	polymer	37	4299.0	2	UniProt (Q8DIN8) Pfam (PF02419) In PDB	Thermosynechococcus elongatus	PSII-L, PSII 5 kDa protein
12	M, m	Photosystem II reaction center protein M	polymer	34	3807.5	2	UniProt (Q8DHA7) Pfam (PF05151) In PDB	Thermosynechococcus elongatus	PSII-M
13	O, o	Photosystem II manganese-stabilizing polypeptide	polymer	243	26523.6	2	UniProt (P0A431) Pfam (PF01716) In PDB	Thermosynechococcus elongatus	MSP
14	T, t	Photosystem II reaction center protein T	polymer	30	3620.4	2	UniProt (Q8DIQ0) Pfam (PF01405) In PDB	Thermosynechococcus elongatus	PSII-T, PSII-Tc
15	U, u	Photosystem II 12 kDa extrinsic protein	polymer	97	10966.3	2	UniProt (Q9F1L5) Pfam (PF06514) In PDB	Thermosynechococcus elongatus	PS II complex 12 kDa extrinsic protein, PSII-U
16	V, v	Cytochrome c-550	polymer	137	15148.3	2	UniProt (P0A386) Pfam (PF14495) In PDB	Thermosynechococcus elongatus	Cytochrome c-549, Cytochrome c550, Low-potential cytochrome c
17	X, x	Photosystem II reaction center X protein	polymer	39	4077.9	2	UniProt (Q9F1R6) Pfam (PF06596) In PDB	Thermosynechococcus elongatus
18	Y, y	Photosystem II reaction center protein Ycf12	polymer	29	3098.9	2	UniProt (Q8DJI1) Pfam (PF05969) In PDB	Thermosynechococcus elongatus
19	Z, z	Photosystem II reaction center protein Z	polymer	62	6766.2	2	UniProt (Q8DHJ2) Pfam (PF01737) In PDB	Thermosynechococcus elongatus	PSII-Z
20	a, A	CA-MN4-O5 CLUSTER	non-polymer		339.8	2	Chemie (OEX)
21	a, A	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
22	B, b, c, a, d...	CHLOROPHYLL A	non-polymer		893.5	70	Chemie (CLA)
23	a, A	PHEOPHYTIN A	non-polymer		871.2	4	Chemie (PHO)
24	b, K, k, B, a...	BETA-CAROTENE	non-polymer		536.9	22	Chemie (BCR)
25	b, D, L, a, l...	1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL	non-polymer		795.1	10	Chemie (SQD)
26	a, U, u, A	CHLORIDE ION	non-polymer		35.5	6	Chemie (CL)
27	a, A	BICARBONATE ION	non-polymer		61.0	2	Chemie (BCT)
28	D, a, d, A	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)
29	b, B, d, a, c...	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	12	Chemie (LMG)
30	b, B, O, o, F...	CALCIUM ION	non-polymer		40.1	6	Chemie (CA)
31	D, d, c, C, H...	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	10	Chemie (DGD)
32	D, L, d, l, E...	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	10	Chemie (LHG)
33	F, V, v, f	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
34	J, j	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)

Sequence modifications

A, a: 11 - 344 (UniProt: P0A444)

PDB	External Database	Details
Ala 286	Thr 286	conflict

Contents of the asymmetric unit

Polymers	Number of chains	38
	Total formula weight	586010.1
Non-Polymers*	Number of molecules	166
	Total formula weight	118837.9
All*	Total formula weight	704848.0

*Water molecules are not included.