3ZXL

Engineering the active site of a GH43 glycoside hydrolase generates a biotechnologically significant enzyme that displays both endo- xylanase and exo-arabinofuranosidase activity

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)	HIAXHD3	polymer	542	60431.2	2		HUMICOLA INSOLENS
2	C, D (A, B)	2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		282.3	2	Chemie (B3P)
3	E, F (A, B)	water	water		18.0	1108	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	120862.4
Non-Polymers*	Number of molecules	2
	Total formula weight	564.7
All*	Total formula weight	121427.1

*Water molecules are not included.