7KZ9

Crystal structure of Pseudomonas sp. PDC86 substrate-binding protein Aapf in complex with a signaling molecule HEHEAA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Peptide/nickel transport system substrate-binding protein AapF	polymer	491	55089.9	2	UniProt (A0A1H3V8R8) In PDB	Pseudomonas sp. PDC86
2	A, B	N,N~2~-bis(2-hydroxyethyl)glycinamide	non-polymer		162.2	2	Chemie (XN7)
3	A, B	GLYCEROL	non-polymer		92.1	8	Chemie (GOL)
4	A, B	SULFATE ION	non-polymer		96.1	3	Chemie (SO4)
5		water	water		18.0	486	Chemie (HOH)

Sequence modifications

A, B: 27 - 504 (UniProt: A0A1H3V8R8)

PDB	External Database	Details
Met 14	-	initiating methionine
Gly 15	-	expression tag
Ser 16	-	expression tag
Ser 17	-	expression tag
His 18	-	expression tag
His 19	-	expression tag
His 20	-	expression tag
His 21	-	expression tag
His 22	-	expression tag
His 23	-	expression tag
Ser 24	-	expression tag
Ser 25	-	expression tag
Gly 26	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	110179.8
Non-Polymers*	Number of molecules	13
	Total formula weight	1349.3
All*	Total formula weight	111529.2

*Water molecules are not included.