1CZF

ENDO-POLYGALACTURONASE II FROM ASPERGILLUS NIGER

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)	POLYGALACTURONASE II	polymer	362	37715.7	2	UniProt (P26214) Pfam (PF00295)	Aspergillus niger	PG-II, PECTINASE, ENDOPOLYGALACTURONASE II
2	C, G (A, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
3	D, E, F, H, I... (A, B)	ZINC ION	non-polymer		65.4	6	Chemie (ZN)
4	K, L (A, B)	water	water		18.0	980	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	75431.4
Non-Polymers*	Number of molecules	8
	Total formula weight	834.9
All*	Total formula weight	76266.2

*Water molecules are not included.