2DRR

Crystal structure of reducing-end-xylose releasing exo-oligoxylanase D263N mutant

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	46127.8	1	UniProt (Q9KB30) Pfam (PF01270) In PDB	Bacillus halodurans	reducing-end-xylose releasing exo-oligoxylanase
2	A	NICKEL (II) ION	non-polymer		58.7	1	Chemie (NI)
3	A	GLYCEROL	non-polymer		92.1	3	Chemie (GOL)
4		water	water		18.0	527	Chemie (HOH)

Sequence modifications

A: 1 - 388 (UniProt: Q9KB30)

PDB	External Database	Details
Glu 2	Lys 2	engineered mutation
Asn 263	Asp 263	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	46127.8
Non-Polymers*	Number of molecules	4
	Total formula weight	335.0
All*	Total formula weight	46462.8

*Water molecules are not included.