3A6O

Crystal structure of Thermoactinomyces vulgaris R-47 alpha-amylase 2/acarbose complex

Replaces:  1VFK

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)	Neopullulanase 2	polymer	585	67554.1	2	UniProt (Q08751)	Thermoactinomyces vulgaris	Alpha-amylase II, TVA II
2	C, E (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA) PubChem (271)
3	D, F (A, B)	ACARBOSE DERIVED PENTASACCHARIDE	non-polymer		807.7	2	Chemie (ARE) PubChem (21584134) PubChem (17753842) PubChem (21157549) PubChem (46936981) PubChem (4369394) PubChem (5288406)
4	G, H (A, B)	water	water		18.0	406	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	135108.2
Non-Polymers*	Number of molecules	4
	Total formula weight	1695.6
All*	Total formula weight	136803.9

*Water molecules are not included.