7V1V

Difructose dianhydride I synthase/hydrolase (alphaFFase1) from Bifidobacterium dentium, ligand-free form

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...)	Difructose dianhydride I synthase/hydrolase (alphaFFase1)	polymer	460	53045.0	6	UniProt (A0A6L9SN29) Pfam (PF11175)	Bifidobacterium dentium
2	G, H, K, L, M... (A, B, C, D, E)	CALCIUM ION	non-polymer		40.1	6	Chemie (CA)
3	I, P (B, F)	(4S)-2-METHYL-2,4-PENTANEDIOL	non-polymer		118.2	2	Chemie (MPD)
4	J, N (C, E)	D(-)-TARTARIC ACID	non-polymer		150.1	2	Chemie (TAR)
5	Q, R, S, T, U... (A, B, C, D, E...)	water	water		18.0	2423	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F: 1 - 452 (UniProt: A0A6L9SN29)

PDB	External Database	Details
Leu 453	-	expression tag
Glu 454	-	expression tag
His 455	-	expression tag
His 456	-	expression tag
His 457	-	expression tag
His 458	-	expression tag
His 459	-	expression tag
His 460	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	318270.2
Non-Polymers*	Number of molecules	10
	Total formula weight	777.0
All*	Total formula weight	319047.2

*Water molecules are not included.