3CHD

Crystal structure of Aspergillus fumigatus chitinase B1 in complex with dipeptide

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, J (A, B)	(2S)-2-[[(2S)-2-acetamido-5-[[N-(methylcarbamoyl)carbamimidoyl]amino]pentanoyl]-methyl-amino]-3-phenyl-propanoic acid	non-polymer		434.5	2	BIRD (PRD_000466) Chemie (WRG)
3	D, E, F, G, H... (A, B)	SULFATE ION	non-polymer		96.1	14	Chemie (SO4)
4	S, T (A, B)	water	water		18.0	827	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	95323.7
Non-Polymers*	Number of molecules	16
	Total formula weight	2213.9
All*	Total formula weight	97537.5

*Water molecules are not included.