4TTU

N-terminally truncated dextransucrase DSR-E from Leuconostoc mesenteroides NRRL B-1299 in complex with isomaltotriose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Dextransucrase	polymer	1108	123848.6	1	UniProt (Q8G9Q2) Pfam (PF19127) Pfam (PF02324) In PDB	Leuconostoc mesenteroides
2	B	alpha-D-glucopyranose-(1-6)-alpha-D-glucopyranose	branched		342.3	1	In PDB GlyTouCan (G69864PN)
3	A	CALCIUM ION	non-polymer		40.1	1	Chemie (CA)
4	A	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
5	A	alpha-D-glucopyranose	non-polymer		180.2	1	Chemie (GLC)
6	A	DI(HYDROXYETHYL)ETHER	non-polymer		106.1	1	Chemie (PEG)
7		water	water		18.0	715	Chemie (HOH)

Sequence modifications

A: 1759 - 2835 (UniProt: Q8G9Q2)

PDB	External Database	Details
Ala 1758	-	expression tag
Lys 2836	-	expression tag
Gly 2837	-	expression tag
Glu 2838	-	expression tag
Leu 2839	-	expression tag
Lys 2840	-	expression tag
Leu 2841	-	expression tag
Glu 2842	-	expression tag
Gly 2843	-	expression tag
Lys 2844	-	expression tag
Pro 2845	-	expression tag
Ile 2846	-	expression tag
Pro 2847	-	expression tag
Asn 2848	-	expression tag
Pro 2849	-	expression tag
Leu 2850	-	expression tag
Leu 2851	-	expression tag
Gly 2852	-	expression tag
Leu 2853	-	expression tag
Asp 2854	-	expression tag
Ser 2855	-	expression tag
Thr 2856	-	expression tag
Arg 2857	-	expression tag
Thr 2858	-	expression tag
Gly 2859	-	expression tag
His 2860	-	expression tag
His 2861	-	expression tag
His 2862	-	expression tag
His 2863	-	expression tag
His 2864	-	expression tag
His 2865	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	123848.6
Branched	Number of molecules	1
	Total formula weight	342.3
Non-Polymers*	Number of molecules	4
	Total formula weight	349.3
All*	Total formula weight	124540.2

*Water molecules are not included.