3KL5

Structure Analysis of a Xylanase From Glycosyl Hydrolase Family Thirty: Carbohydrate Ligand Complexes Reveal this Family of Enzymes Unique Mechanism of Substrate Specificity and Recognition

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Glucuronoxylanase xynC	polymer	401	45431.5	4	UniProt (Q45070) In PDB	Bacillus subtilis	Glucuronoxylan xylanohydrolase, Endoxylanase xynC
2	E, F, G, H	4-O-methyl-alpha-D-glucopyranuronic acid-(1-2)-beta-D-xylopyranose-(1-4)-beta-D-xylopyranose	branched		472.4	4	In PDB GlyTouCan (G78055TN)
3		water	water		18.0	47	Chemie (HOH)

Sequence modifications

A, B, C, D: 2 - 391 (UniProt: Q45070)

PDB	External Database	Details
Met 1	-	expression tag
Leu 392	-	expression tag
Glu 393	-	expression tag
His 394	-	expression tag
His 395	-	expression tag
His 396	-	expression tag
His 397	-	expression tag
His 398	-	expression tag
His 399	-	expression tag
His 400	-	expression tag
His 401	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	181725.9
Branched	Number of molecules	4
	Total formula weight	1889.6
All*	Total formula weight	183615.4

*Water molecules are not included.