6ADU

Crystal structure of an enzyme in complex with ligand C

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 (A, B, C, D)	acyclase	polymer	227	24705.8	4	UniProt (A0A1P8VSI6) Pfam (PF22825) UniProt (by SIFTS) (V5TER4)	Fischerella ambigua UTEX 1903
2	E, J, M, N, Q... (A, B, C, D)	(3~{Z})-3-(1-methylpyrrolidin-2-ylidene)indole	non-polymer		198.3	6	Chemie (9UL)
3	F (A)	2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		122.1	1	Chemie (TRS)
4	G, H, K, L, O... (A, B, C, D)	CALCIUM ION	non-polymer		40.1	8	Chemie (CA)
5	I (A)	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
6	U, V, W, X (A, B, C, D)	water	water		18.0	663	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	98823.2
Non-Polymers*	Number of molecules	16
	Total formula weight	1656.7
All*	Total formula weight	100479.9

*Water molecules are not included.