1WU6

Crystal structure of reducing-end-xylose releasing exo-oligoxylanase E70A mutant complexed with xylobiose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	xylanase Y	polymer	396	46070.8	1	GenBank (15614668) Pfam (PF01270) UniProt (by SIFTS) (Q9KB30) In PDB	Bacillus halodurans
2	B	beta-D-xylopyranose-(1-4)-beta-D-xylopyranose	branched		282.2	1	In PDB BIRD (PRD_900116) GlyTouCan (G87728WL)		4beta-beta-xylobiose
3	A	NICKEL (II) ION	non-polymer		58.7	1	Chemie (NI)
4	A	GLYCEROL	non-polymer		92.1	2	Chemie (GOL)
5		water	water		18.0	492	Chemie (HOH)

Sequence modifications

A: 1 - 388 (GenBank: 15614668)

PDB	External Database	Details
Glu 2	Lys 2	engineered mutation
Ala 70	Glu 70	engineered mutation
Leu 389	-	expression tag
Glu 390	-	expression tag
His 391	-	expression tag
His 392	-	expression tag
His 393	-	expression tag
His 394	-	expression tag
His 395	-	expression tag
His 396	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	46070.8
Branched	Number of molecules	1
	Total formula weight	282.2
Non-Polymers*	Number of molecules	3
	Total formula weight	242.9
All*	Total formula weight	46595.9

*Water molecules are not included.