1DS8

PHOTOSYNTHETIC REACTION CENTER FROM RHODOBACTER SPHAEROIDES IN THE CHARGE-NEUTRAL DQAQB STATE WITH THE PROTON TRANSFER INHIBITOR CD2+

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D (L, R)	REACTION CENTER PROTEIN L CHAIN	polymer	281	31346.4	2	UniProt (P02954) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y8)	Rhodobacter sphaeroides
2	B, E (M, S)	REACTION CENTER PROTEIN M CHAIN	polymer	307	34355.5	2	UniProt (P02953) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y9)	Rhodobacter sphaeroides
3	C, F (H, T)	REACTION CENTER PROTEIN H CHAIN	polymer	260	28137.4	2	UniProt (P11846) Pfam (PF03967) Pfam (PF05239) UniProt (by SIFTS) (P0C0Y7)	Rhodobacter sphaeroides
4	BA, G, H, I, N... (S, L, M, R)	BACTERIOCHLOROPHYLL A	non-polymer		911.5	8	Chemie (BCL)
5	CA, J, O, X (S, L, M, R)	BACTERIOPHEOPHYTIN A	non-polymer		889.2	4	Chemie (BPH)
6	DA, K, P, Y (S, L, M, R)	UBIQUINONE-10	non-polymer		863.3	4	Chemie (U10)
7	L, Z (M, S)	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
8	AA, M (S, M)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
9	EA, FA, GA, Q, R... (S, M)	LAURYL DIMETHYLAMINE-N-OXIDE	non-polymer		229.4	6	Chemie (LDA)
10	HA, T (T, H)	CADMIUM ION	non-polymer		112.4	2	Chemie (CD)
11	IA, JA, KA, LA, MA... (L, M, H, R, S...)	water	water		18.0	582	Chemie (HOH)

Sequence modifications

M, S: 1 - 307 (UniProt: P02953)

PDB	External Database	Details
Ala 307	Asn 307	conflict

H, T: 1 - 260 (UniProt: P11846)

PDB	External Database	Details
Gln 8	Gly 8	conflict

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	187678.6
Non-Polymers*	Number of molecules	28
	Total formula weight	16086.1
All*	Total formula weight	203764.7

*Water molecules are not included.