6JO6

Structure of the green algal photosystem I supercomplex with light-harvesting complex I

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 I P700 chlorophyll a apoprotein A1	polymer	751	83239.2	1	UniProt (P12154) Pfam (PF00223)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	PSI-A,PsaA
2	B (B)	Photosystem I P700 chlorophyll a apoprotein A2	polymer	755	84947.2	1	UniProt (P09144) Pfam (PF00223)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	PSI-B,PsaB
3	C (C)	Photosystem I iron-sulfur center	polymer	81	8869.3	1	UniProt (Q00914) Pfam (PF12838)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	PsaC
4	D (D)	Photosystem I reaction center subunit II, chloroplastic	polymer	161	17732.5	1	UniProt (Q39615) Pfam (PF02531)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Photosystem I peripheral protein D, Photosystem I 20 kDa subunit,PSI-D
5	E (E)	Photosystem I reaction center subunit IV, chloroplastic	polymer	73	8135.2	1	UniProt (P12352) Pfam (PF02427)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Photosystem I peripheral protein E, PSI-E,P30 protein,Photosystem I 8.1 kDa protein
6	F (F)	Photosystem I reaction center subunit F, Photosystem I reaction center subunit III, chloroplastic	polymer	165	17957.8	1	UniProt (P12356) Pfam (PF02507)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Light-harvesting complex I 17 kDa protein,P21 protein,PSI-F
7	G (G)	Photosystem I reaction center subunit V, chloroplastic	polymer	94	9828.9	1	UniProt (P14224) Pfam (PF01241)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Photosystem I reaction center subunit G, Light-harvesting complex I 10 kDa protein,P35 protein,PSI-G
8	H (I)	Photosystem I reaction center subunit VIII	polymer	106	10586.4	1	UniProt (A8IFG7) Pfam (PF00796)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Photosystem I reaction center subunit I
9	I (J)	Photosystem I reaction center subunit IX	polymer	41	4750.5	1	UniProt (P59777) Pfam (PF01701)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Photosystem I reaction center subunit J, PSI-J
10	J (K)	Photosystem I reaction center subunit psaK, chloroplastic	polymer	87	8431.8	1	UniProt (P14225) Pfam (PF01241)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Photosystem I reaction center subunit K, Light-harvesting complex I 8.4 kDa protein,P37 protein,PSI-K,Photosystem I subunit X
11	K (L)	Photosystem I reaction center subunit XI	polymer	156	16120.5	1	UniProt (A8IL32) Pfam (PF02605)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Photosystem I reaction center protein L
12	L, P (1, Z)	Chlorophyll a-b binding protein, chloroplastic	polymer	194	20368.0	2	UniProt (Q7DM26) Pfam (PF00504) UniProt (by SIFTS) (Q05093)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Chlorophyll a-b binding protein 1
13	M (3)	Chlorophyll a-b binding protein, chloroplastic	polymer	268	29435.6	1	UniProt (A8JF10)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Chlorophyll a-b binding protein 3
14	N (7)	Chlorophyll a-b binding protein, chloroplastic	polymer	215	23446.6	1	UniProt (Q84Y02) Pfam (PF00504)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Chlorophyll a-b binding protein 7
15	O (8)	Chlorophyll a-b binding protein, chloroplastic	polymer	217	23293.6	1	UniProt (Q75VY7) Pfam (PF00504)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Chlorophyll a-b binding protein 8
16	Q (4)	Chlorophyll a-b binding protein, chloroplastic	polymer	236	25906.4	1	UniProt (Q75VZ0) Pfam (PF00504)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Chlorophyll a-b binding protein 4
17	R (5)	Chlorophyll a-b binding protein, chloroplastic	polymer	229	25265.0	1	UniProt (Q75VY8) Pfam (PF00504)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Chlorophyll a-b binding protein 5
18	S (6)	Chlorophyll a-b binding protein, chloroplastic	polymer	232	25183.2	1	UniProt (Q75VY6) Pfam (PF00504)	Chlamydomonas reinhardtii (Chlamydomonas smithii)	Chlorophyll a-b binding protein 6
19	T (A)	CHLOROPHYLL A ISOMER	non-polymer		893.5	1	Chemie (CL0)
20	AA, AB, AC, AD, AE... (A, B, F, 1, 8...)	CHLOROPHYLL A	non-polymer		893.5	197	Chemie (CLA)
21	KB, MD (A, B)	PHYLLOQUINONE	non-polymer		450.7	2	Chemie (PQN)
22	FI, IF, MB, MK, NB... (Z, 1, A, 6, 8...)	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	12	Chemie (LHG)
23	AG, BE, BG, EE, FE... (3, F, G, I, J...)	BETA-CAROTENE	non-polymer		536.9	32	Chemie (BCR)
24	TB, WD, XD (A, C)	IRON/SULFUR CLUSTER	non-polymer		351.6	3	Chemie (SF4)
25	TD (B)	DIGALACTOSYL DIACYL GLYCEROL (DGDG)	non-polymer		949.3	1	Chemie (DGD)
26	GE (J)	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	1	Chemie (LMG)
27	AK, BH, BK, CK, FJ... (6, 8, 5, 7, 4...)	CHLOROPHYLL B	non-polymer		907.5	18	Chemie (CHL)
28	CI, DI, EI, FF, GF... (Z, 1, 8, 6, 5...)	(3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL	non-polymer		568.9	18	Chemie (LUT)

Sequence modifications

B: -19 - 735 (UniProt: P09144)

PDB	External Database	Details
His -16	-	insertion
His -15	-	insertion
His -14	-	insertion
His -13	-	insertion
His -12	-	insertion
His -11	-	insertion
His -10	-	insertion
His -9	-	insertion
His -8	-	insertion
His -7	-	insertion
His -6	-	insertion
His -5	-	insertion
His -4	-	insertion
His -3	-	insertion
His -2	-	insertion
His -1	-	insertion
His 0	-	insertion
His 1	-	insertion
His 2	-	insertion
His 3	-	insertion

Contents of the asymmetric unit

Polymers	Number of chains	19
	Total formula weight	463865.7
Non-Polymers*	Number of molecules	285
	Total formula weight	233033.3
All*	Total formula weight	696899.0

*Water molecules are not included.