7PND

Crystal structure of profragilysin-3 (proBFT-3) from Bacteroides fragilis at 1.85 A resolution.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	BFT-3	polymer	402	45139.3	2	UniProt (O86049) Pfam (PF16376) Pfam (PF13583) In PDB	Bacteroides fragilis	Metalloprotease,Metalloprotease enterotoxin
2	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
4	A, B	DIMETHYL SULFOXIDE	non-polymer		78.1	7	Chemie (DMS)
5	A, B	PROLINE	non-polymer		115.1	7	Chemie (PRO)
6	A, B	FORMIC ACID	non-polymer		46.0	6	Chemie (FMT)
7		water	water		18.0	727	Chemie (HOH)

Sequence modifications

A, B: 18 - 397 (UniProt: O86049)

PDB	External Database	Details
Met -4	-	initiating methionine
Gly -3	-	expression tag
Ser -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
His 1	-	expression tag
His 2	-	expression tag
His 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
Ser 6	-	expression tag
Ser 7	-	expression tag
Gly 8	-	expression tag
Glu 9	-	expression tag
Asn 10	-	expression tag
Leu 11	-	expression tag
Tyr 12	-	expression tag
Phe 13	-	expression tag
Gln 14	-	expression tag
Gly 15	-	expression tag
Ala 16	-	expression tag
Met 17	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	90278.6
Non-Polymers*	Number of molecules	23
	Total formula weight	1784.1
All*	Total formula weight	92062.7

*Water molecules are not included.