4WV9

Crystal structure of acetylcholine binding protein (AChBP) from Aplysia Californica in complex with click chemistry compound (3-exo)-8,8-dimethyl-3-[4-(pyridin-4-yl)-1H-1,2,3-triazol-1-yl]-8-azoniabicyclo[3.2.1]octane

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E (A, B, C, D, E)	Soluble acetylcholine receptor	polymer	216	24570.3	5	UniProt (Q8WSF8) Pfam (PF02931)	Aplysia californica (California sea hare)
2	F, G (A, D)	(3-exo)-8,8-dimethyl-3-[4-(pyridin-4-yl)-1H-1,2,3-triazol-1-yl]-8-azoniabicyclo[3.2.1]octane	non-polymer		284.4	2	Chemie (MD4)
3	H, I, J, K, L (A, B, C, D, E)	water	water		18.0	744	Chemie (HOH)

Sequence modifications

A, B, C, D, E: 1 - 207 (UniProt: Q8WSF8)

PDB	External Database	Details
Asp -8	-	expression tag
Tyr -7	-	expression tag
Lys -6	-	expression tag
Asp -5	-	expression tag
Asp -4	-	expression tag
Asp -3	-	expression tag
Asp -2	-	expression tag
Lys -1	-	expression tag
Leu 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	122851.5
Non-Polymers*	Number of molecules	2
	Total formula weight	568.8
All*	Total formula weight	123420.2

*Water molecules are not included.