4F3K

Crystal structure of 5'-methylthioadenosine/S-adenosylhomocysteine nucleosidase from Salmonella enterica with homocysteine-DADMe-Immucillin-A

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	5'-methylthioadenosine/S-adenosylhomocysteine nucleosidase	polymer	248	26324.1	2	UniProt (E8NLP5) In PDB	Salmonella enterica subsp. enterica serovar Choleraesuis	MTA/SAH nucleosidase, MTAN, 5'-methylthioadenosine nucleosidase, S-adenosylhomocysteine nucleosidase
2	A, B	{(3R,4S)-1-[(4-amino-5H-pyrrolo[3,2-d]pyrimidin-7-yl)methyl]-4-hydroxypyrrolidin-3-yl}-L-methionine	non-polymer		380.5	2	Chemie (HCE)
3	A, B	1,2-ETHANEDIOL	non-polymer		62.1	2	Chemie (EDO)
4		water	water		18.0	247	Chemie (HOH)

Sequence modifications

A, B: 1 - 232 (UniProt: E8NLP5)

PDB	External Database	Details
Met -15	-	initiating methionine
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
Gly -8	-	expression tag
Gly -7	-	expression tag
Leu -6	-	expression tag
Val -5	-	expression tag
Pro -4	-	expression tag
Arg -3	-	expression tag
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	52648.1
Non-Polymers*	Number of molecules	4
	Total formula weight	885.1
All*	Total formula weight	53533.2

*Water molecules are not included.