6DHP

RT XFEL structure of the three-flash state of Photosystem II (3F, S0-rich) at 2.04 Angstrom resolution

This is a non-PDB format compatible entry.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, U (A, a)	Photosystem II protein D1 1	polymer	334	37059.3	2	UniProt (P0A444) Pfam (PF00124)	Thermosynechococcus elongatus (strain BP-1)	PSII D1 protein 1,Photosystem II Q(B) protein 1
2	B, V (B, b)	Photosystem II CP47 reaction center protein	polymer	505	56096.8	2	UniProt (Q8DIQ1) Pfam (PF00421)	Thermosynechococcus elongatus (strain BP-1)	PSII 47 kDa protein,Protein CP-47
3	C, W (C, c)	Photosystem II CP43 reaction center protein	polymer	451	49207.3	2	UniProt (Q8DIF8) Pfam (PF00421)	Thermosynechococcus elongatus (strain BP-1)	PSII 43 kDa protein,Protein CP-43
4	D, X (D, d)	Photosystem II D2 protein	polymer	341	38275.8	2	UniProt (Q8CM25) Pfam (PF00124)	Thermosynechococcus elongatus (strain BP-1)	PSII D2 protein,Photosystem II Q(A) protein
5	E, Y (E, e)	Cytochrome b559 subunit alpha	polymer	82	9378.6	2	UniProt (Q8DIP0) Pfam (PF00283) Pfam (PF00284)	Thermosynechococcus elongatus (strain BP-1)	PSII reaction center subunit V
6	F, Z (F, f)	Cytochrome b559 subunit beta	polymer	34	3868.6	2	UniProt (Q8DIN9) Pfam (PF00283)	Thermosynechococcus elongatus (strain BP-1)	PSII reaction center subunit VI
7	AA, G (H, h)	Photosystem II reaction center protein H	polymer	65	7227.6	2	UniProt (Q8DJ43) Pfam (PF00737)	Thermosynechococcus elongatus (strain BP-1)	PSII-H
8	BA, H (I, i)	Photosystem II reaction center protein I	polymer	36	4196.0	2	UniProt (Q8DJZ6) Pfam (PF02532)	Thermosynechococcus elongatus	PSII-I,PSII 4.4 kDa protein
9	CA, I (J, j)	Photosystem II reaction center protein J	polymer	36	3627.3	2	UniProt (P59087) Pfam (PF01788)	Thermosynechococcus elongatus (strain BP-1)	PSII-J
10	DA, J (K, k)	Photosystem II reaction center protein K	polymer	37	4101.9	2	UniProt (Q9F1K9) Pfam (PF02533)	Thermosynechococcus elongatus (strain BP-1)	PSII-K
11	EA, K (L, l)	Photosystem II reaction center protein L	polymer	37	4299.0	2	UniProt (Q8DIN8) Pfam (PF02419)	Thermosynechococcus elongatus (strain BP-1)	PSII-L
12	FA, L (M, m)	Photosystem II reaction center protein M	polymer	33	3706.3	2	UniProt (Q8DHA7) Pfam (PF05151)	Thermosynechococcus elongatus	PSII-M
13	GA, M (O, o)	Photosystem II manganese-stabilizing polypeptide	polymer	244	26651.7	2	UniProt (P0A431) Pfam (PF01716)	Thermosynechococcus elongatus (strain BP-1)	MSP
14	HA, N (R, r)	Photosystem II protein Y	polymer	34	3859.7	2	UniProt (Q8DKM3) Pfam (PF06298)	Thermosynechococcus elongatus (strain BP-1)
15	IA, O (T, t)	Photosystem II reaction center protein T	polymer	30	3648.4	2	UniProt (Q8DIQ0) Pfam (PF01405)	Thermosynechococcus elongatus	PSII-Tc
16	JA, P (U, u)	Photosystem II 12 kDa extrinsic protein	polymer	97	10966.3	2	UniProt (Q9F1L5) Pfam (PF06514)	Thermosynechococcus elongatus (strain BP-1)	PS II complex 12 kDa extrinsic protein,PSII-U
17	KA, Q (V, v)	Cytochrome c-550	polymer	137	15148.3	2	UniProt (P0A386) Pfam (PF14495)	Thermosynechococcus elongatus (strain BP-1)	Cytochrome c-549,Cytochrome c550,Low-potential cytochrome c
18	LA, R (X, x)	Photosystem II reaction center X protein	polymer	38	3990.8	2	UniProt (Q9F1R6) Pfam (PF06596)	Thermosynechococcus elongatus (strain BP-1)
19	MA, S (Y, y)	Photosystem II reaction center protein Ycf12	polymer	30	3228.0	2	UniProt (Q8DJI1) Pfam (PF05969)	Thermosynechococcus elongatus (strain BP-1)
20	NA, T (Z, z)	Photosystem II reaction center protein Z	polymer	62	6766.2	2	UniProt (Q8DHJ2) Pfam (PF01737)	Thermosynechococcus elongatus (strain BP-1)	PSII-Z
21	FE, OA (a, A)	CA-MN4-O5 CLUSTER	non-polymer		339.8	2	Chemie (OEX)
22	GE, PA (a, A)	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
23	AB, AF, AG, BF, BG... (A, b, c, h, B...)	CHLOROPHYLL A	non-polymer		893.5	70	Chemie (CLA)		PSII-Z
24	JE, SA, SG, TA (a, A, d)	PHEOPHYTIN A	non-polymer		871.2	4	Chemie (PHO)
25	BD, EE, GH, ID, IG... (C, Y, h, D, c...)	BETA-CAROTENE	non-polymer		536.9	22	Chemie (BCR)
26	ME, NE, WA, XA (a, A)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
27	LD, PE, YA, ZG (D, a, 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)
28	AD, BC, BH, JD, ND... (C, B, d, D, c...)	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	13	Chemie (LMG)
29	BB, DB, DC, DH, PD... (A, B, f, F, a...)	1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL	non-polymer		795.1	8	Chemie (SQD)
30	AH, CB, CC, KD, LH... (d, A, B, D, l...)	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	10	Chemie (LHG)
31	EB, HH, KG, LG, MG... (A, h, c, H, a...)	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	10	Chemie (DGD)
32	FB, WE (A, a)	CA-MN4-O6 CLUSTER	non-polymer		355.8	2	Chemie (OEY)
33	AC, AE, BE, CD, CH... (B, T, C, d, X...)	UNKNOWN LIGAND	non-polymer		949.3	31	Chemie (UNL)
34	FD, OE (D, a)	BICARBONATE ION	non-polymer		61.0	2	Chemie (BCT)
35	EH, QD (f, F)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
36	CE, SH (V, v)	HEME C	non-polymer		618.5	2	Chemie (HEC)
37	AI, AJ, BI, BJ, CI... (H, o, I, r, J...)	water	water		18.0	2026	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	40
	Total formula weight	590607.7
Non-Polymers*	Number of molecules	188
	Total formula weight	147818.8
All*	Total formula weight	738426.5

*Water molecules are not included.