3DF9

Crystal structure of E. coli MTA/SAH nucleosidase in complex with BnT-DADMeImmA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	MTA/SAH nucleosidase	polymer	242	25488.1	2	UniProt (P0AF14) Pfam (PF01048) In PDB	Escherichia coli	P46, 5'-methylthioadenosine nucleosidase, S-adenosylhomocysteine nucleosidase
2	A, B	(3R,4S)-1-[(4-amino-5H-pyrrolo[3,2-d]pyrimidin-7-yl)methyl]-4-[(benzylsulfanyl)methyl]pyrrolidin-3-ol	non-polymer		369.5	2	Chemie (DF9)
3		water	water		18.0	299	Chemie (HOH)

Sequence modifications

A, B: 1 - 232 (UniProt: P0AF14)

PDB	External Database	Details
Phe -9	-	expression tag
Gln -8	-	expression tag
Gly -7	-	expression tag
Ala -6	-	expression tag
Met -5	-	expression tag
Asp -4	-	expression tag
Pro -3	-	expression tag
Glu -2	-	expression tag
Phe -1	-	expression tag
Ser 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	50976.2
Non-Polymers*	Number of molecules	2
	Total formula weight	739.0
All*	Total formula weight	51715.2

*Water molecules are not included.