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The PSI3-IsiA43 complex with a closed double ring of IsiA proteins bound to a trimeric PSI core

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, KA, S (aA, bA, cA)	Photosystem I P700 chlorophyll a apoprotein A1	polymer	755	83267.8	3	UniProt (P0A405) Pfam (PF00223)	Thermosynechococcus vestitus BP-1	PsaA
2	B, LA, T (aB, bB, cB)	Photosystem I P700 chlorophyll a apoprotein A2	polymer	741	83123.6	3	UniProt (P0A407) Pfam (PF00223)	Thermosynechococcus vestitus BP-1	PsaB
3	C, MA, U (aC, bC, cC)	Photosystem I iron-sulfur center	polymer	81	8809.2	3	UniProt (P0A415) Pfam (PF12838)	Thermosynechococcus vestitus BP-1	9 kDa polypeptide,PSI-C,Photosystem I subunit VII,PsaC
4	D, NA, V (aD, bD, cD)	Photosystem I reaction center subunit II	polymer	139	15389.5	3	UniProt (P0A420) Pfam (PF02531)	Thermosynechococcus vestitus BP-1	Photosystem I 16 kDa polypeptide,PSI-D
5	E, OA, W (aE, bE, cE)	Photosystem I reaction center subunit IV	polymer	76	8399.5	3	UniProt (P0A423) Pfam (PF02427)	Thermosynechococcus vestitus BP-1	Photosystem I 8.1 kDa protein,p30 protein
6	F, PA, X (aF, bF, cF)	Photosystem I reaction center subunit III	polymer	164	17716.6	3	UniProt (P0A401) Pfam (PF02507)	Thermosynechococcus vestitus BP-1	PSI-F
7	G, QA, Y (aI, bI, cI)	Photosystem I reaction center subunit VIII	polymer	38	4297.2	3	UniProt (P0A427) Pfam (PF00796)	Thermosynechococcus vestitus BP-1
8	H, RA, Z (aJ, bJ, cJ)	Photosystem I reaction center subunit IX	polymer	41	4770.7	3	UniProt (P0A429) Pfam (PF01701)	Thermosynechococcus vestitus BP-1
9	AA, I, SA (aK, bK, cK)	Photosystem I reaction center subunit PsaK	polymer	83	8484.0	3	UniProt (P0A425) Pfam (PF01241)	Thermosynechococcus vestitus BP-1	Light-harvesting 8.0 kDa polypeptide,Photosystem I subunit X
10	BA, J, TA (aL, bL, cL)	Photosystem I reaction center subunit XI	polymer	155	16261.7	3	UniProt (Q8DGB4) Pfam (PF02605)	Thermosynechococcus vestitus BP-1	PSI subunit V,PSI-L
11	CA, K, UA (aM, bM, cM)	Photosystem I reaction center subunit XII	polymer	31	3426.1	3	UniProt (P0A403) Pfam (PF07465)	Thermosynechococcus vestitus BP-1	PSI-M
12	DA, L, VA (aX, bX, cX)	Photosystem I 4.8K protein	polymer	39	4424.3	3	UniProt (Q8DKP6) Pfam (PF08078)	Thermosynechococcus vestitus BP-1
13	AB, AC, BB, CB, DB... (a1, a2, a3, a4, a5...)	Iron stress-induced chlorophyll-binding protein	polymer	358	39284.3	43	UniProt (Q8DK20) Pfam (PF00421)	Thermosynechococcus vestitus BP-1	CP43'
14	AAA, AAB, ABB, ACA, AD... (cB, o, p, cX, aA...)	CHLOROPHYLL A	non-polymer		893.5	1016	Chemie (CLA)
15	EO, KQ, QY, RD, UAA... (bA, bB, cA, aA, cB...)	PHYLLOQUINONE	non-polymer		450.7	6	Chemie (PQN)
16	CBA, DBA, FO, HG, IG... (cC, bA, aC, cA, aA...)	IRON/SULFUR CLUSTER	non-polymer		351.6	9	Chemie (SF4)
17	ABA, ACB, AG, AI, AJ... (cB, q, aB, a1, a2...)	BETA-CAROTENE	non-polymer		536.9	238	Chemie (BCR)
18	AE, AZ, BCA, BE, CZ... (aA, cA, cX, aX, bA...)	1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE	non-polymer		723.0	18	Chemie (LHG)
19	BR, BZ, CE, DO, EG... (bJ, cA, aA, bA, aB...)	DODECYL-ALPHA-D-MALTOSIDE	non-polymer		510.6	12	Chemie (LMU)
20	AIA, BI, BNA, BV, CCB... (S, a1, Y, b4, q...)	1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL	non-polymer		795.1	40	Chemie (SQD)
21	BBA, CI, GG, GR, JT... (cB, a1, aB, bJ, b2...)	1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE	non-polymer		787.2	12	Chemie (LMG)
22	DH, KR, UBA (aL, bL, cL)	CALCIUM ION	non-polymer		40.1	3	Chemie (CA)

Contents of the asymmetric unit

Polymers	Number of chains	79
	Total formula weight	2464337.0
Non-Polymers*	Number of molecules	1354
	Total formula weight	1101941.1
All*	Total formula weight	3566278.1

*Water molecules are not included.