3CHF

Crystal structure of Aspergillus fumigatus chitinase B1 in complex with tetrapeptide

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Chitinase	polymer	433	47661.8	2	UniProt (Q873X9) Pfam (PF00704)	Aspergillus fumigatus	Class V chitinase ChiB1
2	C, D (C, D)	Argifin	polymer	5	604.7	2
3	E, F, G, H, I... (A, B)	SULFATE ION	non-polymer		96.1	14	Chemie (SO4)
4	S, T, U, V (A, B, C, D)	water	water		18.0	842	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	96533.0
Non-Polymers*	Number of molecules	14
	Total formula weight	1344.9
All*	Total formula weight	97877.9

*Water molecules are not included.