4S0V

Crystal structure of the human OX2 orexin receptor bound to the insomnia drug Suvorexant

Replaces:  4RNB

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Human Orexin receptor type 2 fusion protein to P. abysii Glycogen Synthase	polymer	559	64089.8	1	UniProt (O43614) UniProt (Q9V2J8) Pfam (PF00001) Pfam (PF13692)	Homo sapiens (human)	Ox-2-R, Ox2-R, Ox2R, Hypocretin receptor type 2, Glycogen synthase
2	B (A)	[(7R)-4-(5-chloro-1,3-benzoxazol-2-yl)-7-methyl-1,4-diazepan-1-yl][5-methyl-2-(2H-1,2,3-triazol-2-yl)phenyl]methanone	non-polymer		450.9	1	Chemie (SUV)
3	C (A)	OLEIC ACID	non-polymer		282.5	1	Chemie (OLA)
4	D (A)	water	water		18.0	28	Chemie (HOH)

Sequence modifications

A: 3 - 254 (UniProt: O43614)

PDB	External Database	Details
Asp -5	-	expression tag
Tyr -4	-	expression tag
Lys -3	-	expression tag
Asp -2	-	expression tag
Asp -1	-	expression tag
Asp 0	-	expression tag
Ala 1	-	expression tag
Met 2	-	expression tag

A: 1001 - 1196 (UniProt: Q9V2J8)
A: 294 - 388 (UniProt: O43614)

PDB	External Database	Details
His 389	-	expression tag
His 390	-	expression tag
His 391	-	expression tag
His 392	-	expression tag
His 393	-	expression tag
His 394	-	expression tag
His 395	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	64089.8
Non-Polymers*	Number of molecules	2
	Total formula weight	733.4
All*	Total formula weight	64823.2

*Water molecules are not included.