6YE0

E.coli's Putrescine receptor PotF complexed with Putrescine

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	B, A	Putrescine-binding periplasmic protein	polymer	352	39370.5	2	UniProt (P31133) Pfam (PF13416) In PDB	Escherichia coli (strain K12)
2	B, A	1,4-DIAMINOBUTANE	non-polymer		88.2	2	Chemie (PUT)
3	B, A	(2R)-1-methoxypropan-2-amine	non-polymer		89.1	3	Chemie (JFN)
4	B	(2~{R})-1-[(2~{R})-1-(2-methoxyethoxy)propan-2-yl]oxypropan-2-amine	non-polymer		191.3	1	Chemie (ONW)
5	A	(2~{S})-1-(2-methoxyethoxy)propan-2-amine	non-polymer		133.2	2	Chemie (ONT)
6		water	water		18.0	570	Chemie (HOH)

Sequence modifications

B, A: 27 - 370 (UniProt: P31133)

PDB	External Database	Details
Leu 371	-	expression tag
Glu 372	-	expression tag
His 373	-	expression tag
His 374	-	expression tag
His 375	-	expression tag
His 376	-	expression tag
His 377	-	expression tag
His 378	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	78741.1
Non-Polymers*	Number of molecules	8
	Total formula weight	901.4
All*	Total formula weight	79642.4

*Water molecules are not included.