6QTL

Caffeine recognizing nanobody

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, E, F (H, A, D, E)	VHH	polymer	119	13022.5	4		Camelidae
2	C, D, G, H (B, C, F, G)	VHH	polymer	120	13109.6	4		Camelidae
3	I, J, K, L (H, A, D, E)	CAFFEINE	non-polymer		194.2	4	Chemie (CFF)
4	M, N, O, P, Q... (H, A, B, C, D...)	water	water		18.0	601	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	104528.6
Non-Polymers*	Number of molecules	4
	Total formula weight	776.8
All*	Total formula weight	105305.3

*Water molecules are not included.