2VZV

Substrate Complex of Amycolatopsis orientalis exo-chitosanase CsxA E541A with chitosan

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)	EXO-BETA-D-GLUCOSAMINIDASE	polymer	1032	110575.8	2	UniProt (Q56F26) Pfam (PF22666) Pfam (PF00703) Pfam (PF18368) Pfam (PF16990)	AMYCOLATOPSIS ORIENTALIS	CSXA
2	C, D (C, D)	2-amino-2-deoxy-beta-D-glucopyranose-(1-4)-2-amino-2-deoxy-beta-D-glucopyranose	branched		340.3	2	In PDB GlyTouCan (G61071JD)
3	E, F (A, B)	water	water		18.0	423	Chemie (HOH)

Sequence modifications

A, B: 1 - 1 (PDB: 2VZV)
A, B: 2 - 1032 (UniProt: Q56F26)

PDB	External Database	Details
Ala 541	Glu 541	engineered mutation
Asn 750	Trp 750	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	221151.5
Branched	Number of molecules	2
	Total formula weight	680.7
All*	Total formula weight	221832.2

*Water molecules are not included.