6Z1J

Photosynthetic Reaction Center From Rhodobacter Sphaeroides strain RV LSP co-crystallization with spheroidene

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	H	Reaction center protein H chain	polymer	241	26170.1	1	UniProt (P0C0Y7) Pfam (PF03967) Pfam (PF05239) In PDB	Rhodobacter sphaeroides	Photosynthetic reaction center H subunit
2	L	Reaction center protein L chain	polymer	281	31360.4	1	UniProt (P0C0Y8) Pfam (PF00124) In PDB	Rhodobacter sphaeroides	Photosynthetic reaction center L subunit
3	M	Reaction center protein M chain	polymer	302	33885.9	1	UniProt (P0C0Y9) Pfam (PF00124) In PDB	Rhodobacter sphaeroides	Photosynthetic reaction center M subunit
4	H, M	LAURYL DIMETHYLAMINE-N-OXIDE	non-polymer		229.4	4	Chemie (LDA)
5	L, M	BACTERIOCHLOROPHYLL A	non-polymer		911.5	4	Chemie (BCL)
6	L, M	BACTERIOPHEOPHYTIN A	non-polymer		889.2	2	Chemie (BPH)
7	L, M	UNKNOWN LIGAND	non-polymer			5	Chemie (UNL)
8	L	(2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate	non-polymer		356.5	1	Chemie (OLC)
9	M	FE (III) ION	non-polymer		55.8	1	Chemie (FE)
10	M	UBIQUINONE-10	non-polymer		863.3	1	Chemie (U10)
11	M	SPEROIDENONE	non-polymer		595.0	1	Chemie (SPN)
12	M	PHOSPHATE ION	non-polymer		95.0	1	Chemie (PO4)
13	M	(2R)-2-hydroxy-3-(phosphonooxy)propyl (9E)-octadec-9-enoate	non-polymer		436.5	2	Chemie (NKP)
14		water	water		18.0	185	Chemie (HOH)

Sequence modifications

L: 1 - 281 (UniProt: P0C0Y8)

PDB	External Database	Details
Thr 178	Ser 179	conflict

M: 1 - 302 (UniProt: P0C0Y9)

PDB	External Database	Details
Thr 8	Ser 9	conflict

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	91416.4
Non-Polymers*	Number of molecules	22
	Total formula weight	9180.8
All*	Total formula weight	100597.2

*Water molecules are not included.