5Z54

Crystal structure of a cyclase Hpiu5 from Fischerella sp. ATCC 43239 in complex with cyclo-L-Arg-D-Pro

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)	12-epi-hapalindole C/U synthase	polymer	227	24808.9	4	UniProt (A0A076NBW8) Pfam (PF22825)	Fischerella ambigua UTEX 1903	HpiU5
2	E, F, H, I, K... (A, B, C, D)	CALCIUM ION	non-polymer		40.1	8	Chemie (CA)
3	G, J, M, P (A, B, C, D)	amino({3-[(3S,8aS)-1,4-dioxooctahydropyrrolo[1,2-a]pyrazin-3-yl]propyl}amino)methaniminium	non-polymer		254.3	4	Chemie (0HZ)
4	Q, R, S, T (A, B, C, D)	water	water		18.0	229	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	99235.5
Non-Polymers*	Number of molecules	12
	Total formula weight	1337.9
All*	Total formula weight	100573.4

*Water molecules are not included.