3PIG

beta-fructofuranosidase from Bifidobacterium longum

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)	Beta-fructofuranosidase	polymer	526	59165.8	2	UniProt (A2TLS9) Pfam (PF00251) Pfam (PF08244)	Bifidobacterium longum
2	C, D, E, F, G... (A, B)	CHLORIDE ION	non-polymer		35.5	6	Chemie (CL)
3	I, J (A, B)	water	water		18.0	1167	Chemie (HOH)

Sequence modifications

A, B: 1 - 518 (UniProt: A2TLS9)

PDB	External Database	Details
Ser 240	Phe 240	engineered mutation
Leu 519	-	expression tag
Glu 520	-	expression tag
His 521	-	expression tag
His 522	-	expression tag
His 523	-	expression tag
His 524	-	expression tag
His 525	-	expression tag
His 526	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	118331.6
Non-Polymers*	Number of molecules	6
	Total formula weight	212.7
All*	Total formula weight	118544.3

*Water molecules are not included.