2QJY

Crystal structure of rhodobacter sphaeroides double mutant with stigmatellin and UQ2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D, G, J, M... (A, D, G, J, M...)	Cytochrome b	polymer	445	50157.5	6	UniProt (Q02761)	Rhodobacter sphaeroides
2	B, E, H, K, N... (B, E, H, K, N...)	Cytochrome c1	polymer	269	29374.0	6	UniProt (Q3IY11) UniProt (by SIFTS) (Q02760)	Rhodobacter sphaeroides
3	C, F, I, L, O... (C, F, I, L, O...)	Ubiquinol-cytochrome c reductase iron-sulfur subunit	polymer	187	19916.3	6	UniProt (Q02762)	Rhodobacter sphaeroides	Rieske iron-sulfur protein, RISP
4	CB, FB, IA, MA, MB... (K, M, E, G, N...)	STRONTIUM ION	non-polymer		87.6	9	Chemie (SR)
5	AA, CA, DA, DB, GB... (B, D, K, M, E...)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	18	Chemie (HEM)
6	EA, IB, PA, SB, V... (D, M, G, P, A...)	STIGMATELLIN A	non-polymer		514.6	6	Chemie (SMA)
7	FA, JB, QA, TB, W... (D, M, G, P, A...)	(1R)-2-{[(R)-(2-AMINOETHOXY)(HYDROXY)PHOSPHORYL]OXY}-1-[(DODECANOYLOXY)METHYL]ETHYL (9Z)-OCTADEC-9-ENOATE	non-polymer		661.9	6	Chemie (LOP)
8	AB, GA, KB, RA, UB... (J, D, M, G, P...)	UBIQUINONE-2	non-polymer		318.4	6	Chemie (UQ2)
9	BB, HA, LA, LB, PB... (K, E, G, N, P...)	2-O-octyl-beta-D-glucopyranose	non-polymer		292.4	6	Chemie (BGL)
10	BA, EB, KA, OB, VA... (C, L, F, O, I...)	FE2/S2 (INORGANIC) CLUSTER	non-polymer		175.8	6	Chemie (FES)
11	UA, YB (I, R)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
12	XB (R)	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
13	AC, BC, CC, DC, EC... (A, B, C, D, E...)	water	water		18.0	698	Chemie (HOH)

Sequence modifications

A, D, G, J, M, P: 1 - 445 (UniProt: Q02761)

PDB	External Database	Details
Arg 287	Ser 287	engineered mutation

B, E, H, K, N, Q: 1 - 263 (UniProt: Q3IY11)

PDB	External Database	Details
His 264	-	expression tag
His 265	-	expression tag
His 266	-	expression tag
His 267	-	expression tag
His 268	-	expression tag
His 269	-	expression tag

C, F, I, L, O, R: 1 - 187 (UniProt: Q02762)

PDB	External Database	Details
Ser 135	Val 135	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	18
	Total formula weight	596686.9
Non-Polymers*	Number of molecules	60
	Total formula weight	23758.1
All*	Total formula weight	620444.9

*Water molecules are not included.