6KXL

Crystal structure of the catalytic domain 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 (A, B)	Family 18 chitinase	polymer	372	41387.9	2	UniProt (F8WSX2) Pfam (PF00704)	Chitiniphilus shinanonensis	Chitinase CsChiL
2	C, D (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	E, O (A, B)	ACETATE ION	non-polymer		59.0	2	Chemie (ACT)
4	F (A)	2-METHOXYETHANOL	non-polymer		76.1	1	Chemie (MXE)
5	G, H, I, P, Q (A, B)	MALONATE ION	non-polymer		102.0	5	Chemie (MLI)
6	J, U (A, B)	TRIETHYLENE GLYCOL	non-polymer		150.2	2	Chemie (PGE)
7	K, L, M, V, W (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	5	Chemie (EDO)
8	N, X (A, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
9	R, S, T (B)	TETRAETHYLENE GLYCOL	non-polymer		194.2	3	Chemie (PG4)
10	Y, Z (A, B)	water	water		18.0	1210	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

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	82775.9
Branched	Number of molecules	2
	Total formula weight	848.8
Non-Polymers*	Number of molecules	20
	Total formula weight	2340.2
All*	Total formula weight	85964.9

*Water molecules are not included.