9OZ3

Structure of a red shifted PSI monomer from 6803

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, G, W (A, G, a)	Photosystem I P700 chlorophyll a apoprotein A1	polymer	751	83036.4	3	UniProt (P29254)	Synechocystis sp. PCC 6803	PsaA
2	B, H, X (B, H, b)	Photosystem I P700 chlorophyll a apoprotein A2	polymer	735	81961.2	3	UniProt (P29255)	Synechocystis sp. PCC 6803	PsaB
3	C, N, Y (C, N, c)	Photosystem I iron-sulfur center	polymer	81	8837.3	3	UniProt (P32422)	Synechocystis sp. PCC 6803	9 kDa polypeptide,PSI-C,Photosystem I subunit VII,PsaC
4	D, P, Z (D, P, d)	Photosystem I reaction center subunit II	polymer	141	15663.7	3	UniProt (P19569)	Synechocystis sp. PCC 6803	Photosystem I 16 kDa polypeptide,PSI-D
5	AA, E, O (E, O, e)	Photosystem I reaction center subunit IV	polymer	74	8154.1	3	UniProt (P12975)	Synechocystis sp. PCC 6803	Photosystem I 8.1 kDa protein,p30 protein
6	BA, F, Q (F, Q, f)	Photosystem I reaction center subunit III	polymer	165	18267.1	3	UniProt (P29256)	Synechocystis sp. PCC 6803	PSI-F
7	CA, I, R (I, R, i)	Photosystem I reaction center subunit VIII	polymer	40	4414.1	3	UniProt (Q55330)	Synechocystis sp. PCC 6803
8	DA, J, S (J, S, j)	Photosystem I reaction center subunit IX	polymer	40	4535.4	3	UniProt (Q55329)	Synechocystis sp. PCC 6803
9	EA, K, T (K, T, k)	Photosystem I reaction center subunit PsaK 1	polymer	86	8649.3	3	UniProt (P72712)	Synechocystis sp. PCC 6803	Photosystem I subunit X 1
10	FA, L, U (L, U, l)	Photosystem I reaction center subunit XI	polymer	157	16631.8	3	UniProt (P37277)	Synechocystis sp. PCC 6803	PSI subunit V,PSI-L
11	GA, M, V (M, V, m)	Photosystem I reaction center subunit XII	polymer	31	3382.1	3	UniProt (P72986)	Synechocystis sp. PCC 6803	PSI-M
12	BH, CH, DH, EJ, EK... (G, H, L, M, A...)	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	16	Chemie (LHG)
13	AF, IA, QL (G, A, a)	CHLOROPHYLL A ISOMER	non-polymer		893.5	3	Chemie (CL0)
14	AB, AD, AE, AG, AI... (A, B, G, H, a...)	CHLOROPHYLL A	non-polymer		893.5	288	Chemie (CLA)
15	GE, IN, NP, SG, XI... (B, a, b, G, H...)	PHYLLOQUINONE	non-polymer		450.7	6	Chemie (PQN) PubChem (5284607)
16	AC, AQ, JN, KK, LK... (A, c, a, N, C...)	IRON/SULFUR CLUSTER	non-polymer		351.6	9	Chemie (SF4)
17	AL, BC, BJ, CC, CJ... (S, A, H, f, T...)	BETA-CAROTENE	non-polymer		536.9	59	Chemie (BCR) PubChem (5280489) PubChem (86765360) PubChem (173398668)
18	DK, FJ, FL, GC, HH... (L, H, U, A, B...)	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	15	Chemie (LMG) PubChem (446441)
19	AH, AK, DQ, EH, GJ... (G, L, f, H, A...)	DODECYL-BETA-D-MALTOSIDE	non-polymer		510.6	23	Chemie (LMT) PubChem (114880)
20	CK, GH, IH, ML, SC... (L, G, H, U, B...)	CALCIUM ION	non-polymer		40.1	7	Chemie (CA) PubChem (271)
21	AJ, AR, BK, IK, JE... (H, m, L, M, B...)	beta,beta-caroten-4-one	non-polymer		550.9	10	Chemie (ECH)
22	AS, BR, BS, CR, CS... (d, A, e, B, f...)	water	water		18.0	1057	Chemie (HOH)

Sequence modifications

B, H, b: 1 - 485 (UniProt: P29255)

PDB	External Database	Details
Gln 95	His 95	engineered mutation

B, H, b: 494 - 735 (UniProt: P29255)

PDB	External Database	Details
Ala 486	-	linker
Trp 487	-	linker
Pro 488	-	linker
Asn 489	-	linker
Tyr 490	-	linker
Gly 491	-	linker
Asn 492	-	linker
Val 493	-	linker

Contents of the asymmetric unit

Polymers	Number of chains	33
	Total formula weight	760597.3
Non-Polymers*	Number of molecules	436
	Total formula weight	338457.9
All*	Total formula weight	1099055.2

*Water molecules are not included.