1M3X

Photosynthetic Reaction Center From Rhodobacter Sphaeroides

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (L)	Photosynthetic Reaction center protein L chain	polymer	281	31346.4	1	UniProt (P02954) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y8)	Rhodobacter sphaeroides	reaction center L subunit
2	B (M)	Photosynthetic Reaction center protein M chain	polymer	307	34398.5	1	UniProt (P02953) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y9)	Rhodobacter sphaeroides	reaction center M subunit
3	C (H)	Photosynthetic Reaction center protein H chain	polymer	260	28066.3	1	UniProt (P11846) Pfam (PF03967) Pfam (PF05239) UniProt (by SIFTS) (P0C0Y7)	Rhodobacter sphaeroides	reaction center H subunit
4	D, E, F, L (L, M)	BACTERIOCHLOROPHYLL A	non-polymer		911.5	4	Chemie (BCL)
5	G, M (L, M)	BACTERIOPHEOPHYTIN A	non-polymer		889.2	2	Chemie (BPH)
6	H, N (L, M)	UBIQUINONE-10	non-polymer		863.3	2	Chemie (U10)
7	I (L)	1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE	non-polymer		790.1	1	Chemie (PC1)
8	J (M)	FE (III) ION	non-polymer		55.8	1	Chemie (FE)
9	K (M)	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
10	O (M)	SPHEROIDENE	non-polymer		568.9	1	Chemie (SPO)
11	P (M)	CARDIOLIPIN	non-polymer		1464.0	1	Chemie (CDL)
12	Q (M)	NONADEC-10-ENOIC ACID 2-[3,4-DIHYDROXY-6-HYDROXYMETHYL-5-(3,4,5-TRIHYDROXY-6-HYDROXYMETHYL-TETRAHYDRO-PYRAN-2-YLOXY)-TETRAHYDRO-PYRAN-2-YLOXY] -1-OCTADEC-9-ENOYLOXYMETHYL-ETHYL ESTER	non-polymer		959.3	1	Chemie (GGD)
13	R, S, T (L, M, H)	water	water		18.0	203	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	93811.3
Non-Polymers*	Number of molecules	14
	Total formula weight	11024.8
All*	Total formula weight	104836.1

*Water molecules are not included.