6SAU

Structural and functional characterisation of three novel fungal amylases with enhanced stability and pH tolerance.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	alpha amylase	polymer	460	50942.7	2		Cordyceps farinosa
2	C, E	4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-4,6-dideoxy-4-{[(1S,4R,5S,6S)-4,5,6-trihydroxy-3-(hydroxymethyl)cyclohex-2-en-1-yl]amino}-alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose-(1-4)-beta-D-glucopyranose	branched		1111.1	2	In PDB GlyTouCan (G83366PN)
3	D, F	alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	branched		342.3	2	In PDB BIRD (PRD_900001) GlyTouCan (G07411ON)		alpha-maltose
4	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
5	B	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
6		water	water		18.0	875	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	101885.4
Branched	Number of molecules	4
	Total formula weight	2906.7
Non-Polymers*	Number of molecules	3
	Total formula weight	103.1
All*	Total formula weight	104895.3

*Water molecules are not included.