3O4F

Crystal Structure of Spermidine Synthase from E. coli

Replaces:  3ADNReplaces:  3HH9

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...	Spermidine synthase	polymer	294	33185.2	8	UniProt (P09158) Pfam (PF17284) Pfam (PF01564) In PDB	Escherichia coli	SpeE, Putrescine aminopropyltransferase, PAPT, SPDSY
2	E, F, G, A, H...	SULFATE ION	non-polymer		96.1	31	Chemie (SO4)
3		water	water		18.0	13	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H: 1 - 288 (UniProt: P09158)

PDB	External Database	Details
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	265481.7
Non-Polymers*	Number of molecules	31
	Total formula weight	2978.0
All*	Total formula weight	268459.7

*Water molecules are not included.