6KXM

Crystal structure of D157N mutant of Chitiniphilus shinanonensis chitinase ChiL (CsChiL) complexed with N,N'-diacetylchitobiose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Family 18 chitinase	polymer	372	41387.0	2	UniProt (F8WSX2) Pfam (PF00704) In PDB	Chitiniphilus shinanonensis	CsChiL
2	C, D	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	2	In PDB GlyTouCan (G42666HT)
3		water	water		18.0	369	Chemie (HOH)

Sequence modifications

A, B: 41 - 406 (UniProt: F8WSX2)

PDB	External Database	Details
Gly 35	-	expression tag
Gly 36	-	expression tag
Ser 37	-	expression tag
Gly 38	-	expression tag
Gly 39	-	expression tag
Ser 40	-	expression tag
Asn 157	Asp 157	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	82773.9
Branched	Number of molecules	2
	Total formula weight	848.8
All*	Total formula weight	83622.7

*Water molecules are not included.