3CHC

Crystal structure of Aspergillus fumigatus chitinase B1 in complex with monopeptide

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, E, F, G... (A, B)	SULFATE ION	non-polymer		96.1	11	Chemie (SO4)
3	H, O (A, B)	(2S)-2-acetamido-N-methyl-5-[[N-(methylcarbamoyl)carbamimidoyl]amino]pentanamide	non-polymer		286.3	2	Chemie (ZRG)
4	P, Q (A, B)	water	water		18.0	1002	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	95323.7
Non-Polymers*	Number of molecules	13
	Total formula weight	1629.4
All*	Total formula weight	96953.0

*Water molecules are not included.