1E6D

PHOTOSYNTHETIC REACTION CENTER MUTANT WITH TRP M115 REPLACED WITH PHE (CHAIN M, WM115F) PHE M197 REPLACED WITH ARG (CHAIN M, FM197R)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	H	PHOTOSYNTHETIC REACTION CENTER H SUBUNIT	polymer	260	28066.3	1	UniProt (P11846) Pfam (PF03967) Pfam (PF05239) UniProt (by SIFTS) (P0C0Y7) In PDB	RHODOBACTER SPHAEROIDES
2	L	PHOTOSYNTHETIC REACTION CENTER L SUBUNIT	polymer	281	31346.4	1	UniProt (P02954) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y8) In PDB	RHODOBACTER SPHAEROIDES
3	M	PHOTOSYNTHETIC REACTION CENTER M SUBUNIT	polymer	307	34369.5	1	UniProt (P02953) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y9) In PDB	RHODOBACTER SPHAEROIDES
4	H, M	LAURYL DIMETHYLAMINE-N-OXIDE	non-polymer		229.4	7	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	UBIQUINONE-10	non-polymer		863.3	2	Chemie (U10)
8	M	FE (III) ION	non-polymer		55.8	1	Chemie (FE)
9	M	SPEROIDENONE	non-polymer		595.0	1	Chemie (SPN)
10	M	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
11		water	water		18.0	212	Chemie (HOH)

Sequence modifications

M: 1 - 307 (UniProt: P02953)

PDB	External Database	Details
Arg 197	Phe 197	engineered mutation
Phe 115	Trp 115	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	93782.2
Non-Polymers*	Number of molecules	19
	Total formula weight	9597.7
All*	Total formula weight	103380.0

*Water molecules are not included.