6I23

Flavin Analogue Sheds Light on Light-Oxygen-Voltage Domain Mechanism

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Aureochrome1-like protein	polymer	130	14382.2	1	UniProt (C5NSW6)	Ochromonas danica
2	B (B)	Aureochrome1-like protein	polymer	133	14754.6	1	UniProt (C5NSW6)	Ochromonas danica
3	C, I (A, B)	1-deoxy-1-(7,8-dimethyl-2,4-dioxo-3,4-dihydropyrimido[4,5-b]quinolin-10(2H)-yl)-5-O-phosphono-D-ribitol	non-polymer		455.4	2	Chemie (9O9)
4	D, J (A, B)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
5	E, L (A, B)	ACETATE ION	non-polymer		59.0	2	Chemie (ACT)
6	F, G, H, M, N... (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	6	Chemie (EDO)
7	K (B)	2-(N-MORPHOLINO)-ETHANESULFONIC ACID	non-polymer		195.2	1	Chemie (MES)
8	P, Q (A, B)	water	water		18.0	127	Chemie (HOH)

Sequence modifications

A: 181 - 307 (UniProt: C5NSW6)

PDB	External Database	Details
Gly 178	-	expression tag
Ala 179	-	expression tag
Met 180	-	expression tag

B: 181 - 310 (UniProt: C5NSW6)

PDB	External Database	Details
Gly 178	-	expression tag
Ala 179	-	expression tag
Met 180	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	29136.8
Non-Polymers*	Number of molecules	13
	Total formula weight	1667.4
All*	Total formula weight	30804.1

*Water molecules are not included.