4PMZ

Crystal structure of GH10 endo-b-1,4-xylanase (XynB) from Xanthomonas axonopodis pv citri 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, B	Xylanase	polymer	303	34199.3	2	UniProt (Q8PET6) In PDB	Xanthomonas axonopodis pv. citri
2	C, D	beta-D-xylopyranose-(1-4)-beta-D-xylopyranose	branched		282.2	2	In PDB BIRD (PRD_900116) GlyTouCan (G87728WL)		4beta-beta-xylobiose
3	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4		water	water		18.0	579	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	68398.6
Branched	Number of molecules	2
	Total formula weight	564.5
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	69043.3

*Water molecules are not included.