7CZL

Structural insights into a dimeric Psb27-photosystem II complex from a cyanobacterium Thermosynechococcus vulcanus

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, N (A, a)	Photosystem II protein D1	polymer	324	35894.9	2	UniProt (P51765)	Thermosynechococcus vulcanus	PSII D1 protein,Photosystem II Q(B) protein
2	B, O (B, b)	Photosystem II CP47 reaction center protein	polymer	505	56096.8	2	UniProt (D0VWR1)	Thermosynechococcus vulcanus	PSII 47 kDa protein,Protein CP-47
3	C, P (C, c)	Photosystem II CP43 reaction center protein	polymer	446	48648.7	2	UniProt (D0VWR7)	Thermosynechococcus vulcanus	PSII 43 kDa protein,Protein CP-43
4	D, Q (D, d)	Photosystem II D2 protein	polymer	339	38005.5	2	UniProt (D0VWR8)	Thermosynechococcus vulcanus	PSII D2 protein,Photosystem Q(A) protein
5	E, R (E, e)	Cytochrome b559 subunit alpha	polymer	65	7495.5	2	UniProt (P12238)	Thermosynechococcus vulcanus	PSII reaction center subunit V
6	F, S (F, f)	Cytochrome b559 subunit beta	polymer	31	3461.2	2	UniProt (P12239)	Thermosynechococcus vulcanus	PSII reaction center subunit VI
7	G, T (H, h)	Photosystem II reaction center protein H	polymer	62	6986.3	2	UniProt (P19052)	Thermosynechococcus vulcanus	PSII-H
8	H, U (I, i)	Photosystem II reaction center protein I	polymer	34	3923.7	2	UniProt (P12240)	Thermosynechococcus vulcanus	PSII-I,PSII 4.4 kDa protein
9	I, V (K, k)	Photosystem II reaction center protein K	polymer	37	4101.9	2	UniProt (P19054)	Thermosynechococcus vulcanus	PSII-K
10	J, W (L, l)	Photosystem II reaction center protein L	polymer	37	4299.0	2	UniProt (P12241)	Thermosynechococcus vulcanus	PSII-L
11	K, X (M, m)	Photosystem II reaction center protein M	polymer	33	3678.3	2	UniProt (P12312)	Thermosynechococcus vulcanus	PSII-M
12	L, Y (T, t)	Photosystem II reaction center protein T	polymer	30	3620.4	2	UniProt (P12313)	Thermosynechococcus vulcanus	PSII-Tc
13	M, Z (Z, z)	Photosystem II reaction center protein Z	polymer	62	6766.2	2	UniProt (D0VWR5)	Thermosynechococcus vulcanus	PSII-Z
14	AA, DA (Y, y)	Photosystem II reaction center protein Ycf12	polymer	30	3228.0	2	UniProt (D0VWR3)	Thermosynechococcus vulcanus
15	BA, CA (n, N)	Psb27	polymer	108	12234.8	2		Thermosynechococcus vulcanus
16	EA, FA (X, x)	Photosystem II reaction center protein X	polymer	40	4191.0	2	UniProt (D0VWR4)	Thermosynechococcus vulcanus
17	AB, AD, AF, BB, BD... (B, a, d, c, A...)	CHLOROPHYLL A	non-polymer		893.5	70	Chemie (CLA)
18	CD, IC, JA, YE (a, D, A, d)	PHEOPHYTIN A	non-polymer		871.2	4	Chemie (PHO)
19	BF, ED, LA, MC (d, a, A, D)	5-[(2E,6E,10E,14E,18E,22E)-3,7,11,15,19,23,27-HEPTAMETHYLOCTACOSA-2,6,10,14,18,22,26-HEPTAENYL]-2,3-DIMETHYLBENZO-1,4-QUINONE	non-polymer		613.0	4	Chemie (PQ9) PubChem (5459388)
20	AC, AE, BC, BE, CC... (C, b, d, a, h...)	BETA-CAROTENE	non-polymer		536.9	22	Chemie (BCR) PubChem (573) PubChem (21672398) PubChem (176490061) PubChem (177696266) PubChem (46783370) PubChem (46846294) PubChem (54603957) PubChem (54612003) PubChem (86765360) PubChem (5315709) PubChem (5280489) PubChem (91827292) PubChem (92863345) PubChem (5353436) PubChem (5356616) PubChem (5927371) PubChem (124919640) PubChem (92863346) PubChem (92863347) PubChem (92863348) PubChem (6477957) PubChem (100990628) PubChem (101525094) PubChem (101525095) PubChem (9828626) PubChem (10256668) PubChem (12305639) PubChem (12305640) PubChem (12305642) PubChem (12305644) PubChem (12305647) PubChem (12305652) PubChem (146673260) PubChem (152743364) PubChem (124919639) PubChem (160505766) PubChem (129651951) PubChem (132274419) PubChem (145925599) PubChem (159562859) PubChem (172654026) PubChem (172878405) PubChem (173398668)
21	GD, NA (a, A)	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	2	Chemie (LHG) PubChem (46936292) PubChem (446440) PubChem (73416066) PubChem (65144) PubChem (9547104) PubChem (13305396) PubChem (11846227) PubChem (138986743)
22	HD, MB, OA, OF, VC... (a, B, A, m, M...)	DODECYL-BETA-D-MALTOSIDE	non-polymer		510.6	6	Chemie (LMT)
23	DF, JC, MF, PA, UC... (d, D, l, A, L...)	1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL	non-polymer		795.1	6	Chemie (SQD) PubChem (25147486) PubChem (25235342) PubChem (42607399) PubChem (159321) PubChem (481096) PubChem (5459390) PubChem (102201395) PubChem (134765349) PubChem (9810997) PubChem (9918745) PubChem (10219110) PubChem (10373133) PubChem (14463145)
24	JD, QA (a, A)	BICARBONATE ION	non-polymer		61.0	2	Chemie (BCT) PubChem (769)
25	DE, EF, FC, FF, GF... (b, d, C, B, l...)	(1S)-2-(ALPHA-L-ALLOPYRANOSYLOXY)-1-[(TRIDECANOYLOXY)METHYL]ETHYL PALMITATE	non-polymer		689.0	14	Chemie (MGE) PubChem (45490018) PubChem (75117308) PubChem (5327038) PubChem (134729617)
26	DC, EC, EE, ID, RC... (C, b, a, D, A...)	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	8	Chemie (DGD) PubChem (24865462) PubChem (24865463) PubChem (50904896) PubChem (53480668) PubChem (46936671) PubChem (448441) PubChem (447899) PubChem (4629344) PubChem (15991538) PubChem (154573294) PubChem (171123158) PubChem (134746152) PubChem (140529801)
27	GC, WE (C, c)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA) PubChem (271)
28	HC, XE (D, d)	FE (II) ION	non-polymer		55.8	2	Chemie (FE2) PubChem (27284)
29	HF, SC (f, F)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
30	UF, VF (n, N)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL) PubChem (312)

Sequence modifications

A, a: 10 - 333 (UniProt: P51765)

PDB	External Database	Details
Pro 279	Arg 279	conflict
Thr 286	Ala 286	conflict

B, b: 2 - 506 (UniProt: D0VWR1)

PDB	External Database	Details
Arg 506	Lys 505	conflict

K, k: 10 - 46 (UniProt: P19054)

PDB	External Database	Details
Leu 33	Phe 24	conflict
Trp 39	Val 30	conflict

M, m: 1 - 33 (UniProt: P12312)

PDB	External Database	Details
Leu 8	Phe 8	conflict

Contents of the asymmetric unit

Polymers	Number of chains	32
	Total formula weight	485264.5
Non-Polymers*	Number of molecules	146
	Total formula weight	108430.2
All*	Total formula weight	593694.7

*Water molecules are not included.