6M6T

Amylomaltase from Streptococcus agalactiae in complex with acarbose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E... (A, B, C, D, E...)	4-alpha-glucanotransferase	polymer	507	58984.0	8	UniProt (A0A0E1EIJ0) Pfam (PF02446)	Streptococcus agalactiae	Amylomaltase,Disproportionating enzyme
2	I, K, M, O, Q... (I, K, M, O, Q...)	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)-1,5-anhydro-D-glucitol	branched		467.5	7	In PDB GlyTouCan (G87323JT)
3	J, L, P, T, V... (J, L, P, T, V...)	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	branched		483.5	6	In PDB BIRD (PRD_900110) GlyTouCan (G61060BJ)		acarbose-derived trisaccharide
4	N, R, U (N, R, U)	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)-alpha-D-glucopyranose	branched		645.6	3	In PDB BIRD (PRD_900007) GlyTouCan (G66431MI)		alpha-acarbose
5	AA, BA, CA, DA, EA... (C, D, E, F, G...)	water	water		18.0	252	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H: 2 - 498 (UniProt: A0A0E1EIJ0)

PDB	External Database	Details
Met 0	-	initiating methionine
Ala 1	-	expression tag
Leu 499	-	expression tag
Glu 500	-	expression tag
His 501	-	expression tag
His 502	-	expression tag
His 503	-	expression tag
His 504	-	expression tag
His 505	-	expression tag
His 506	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	471871.7
Branched	Number of molecules	16
	Total formula weight	8109.9
All*	Total formula weight	479981.5

*Water molecules are not included.