Structure of PDB 1quk Chain A

Receptor sequence
>1qukA (length=321) Species: 562 (Escherichia coli) [Search protein sequence]
EASLTGAGATFPAPVYAKWADTYQKETGNKVNYQGIGSSGGVKQIIANTV
DFGASDAPLSDEKLAQEGLFQFPTVIGGVVLAVNIPGLKSGELVLDGKTL
GDIYLGKIKKWDDEAIAKLNPGLKLPSQNIAVVRRANGSGTSFVFTSYLA
KVNEEWKNNVGTGSTVKWPIGLGGKGNDGIAAFVQRLPGAIGYVEYAYAK
QNNLAYTKLISADGKPVSPTEENFANAAKGADWSKTFAQDLTNQKGEDAW
PITSTTFILIHKDQKKPEQGTEVLKFFDWAYKTGAKQANDLDYASLPDSV
VEQVRAAWKTNIKDSSGKPLY
3D structure
PDB1quk Modulation of a salt link does not affect binding of phosphate to its specific active transport receptor.
ChainA
Resolution1.7 Å
3D
structure
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Enzymatic activity
Enzyme Commision number ?
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 PO4 A A9 T10 F11 S38 D56 R135 S139 G140 T141 A9 T10 F11 S38 D56 R135 S139 G140 T141
Gene Ontology
Molecular Function
GO:0042301 phosphate ion binding
Biological Process
GO:0006817 phosphate ion transport
GO:0006974 DNA damage response
GO:0009314 response to radiation
GO:0035435 phosphate ion transmembrane transport
Cellular Component
GO:0016020 membrane
GO:0030288 outer membrane-bounded periplasmic space
GO:0042597 periplasmic space
GO:0043190 ATP-binding cassette (ABC) transporter complex
GO:0055052 ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing

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External links
PDB RCSB:1quk, PDBe:1quk, PDBj:1quk
PDBsum1quk
PubMed8652549
UniProtP0AG82|PSTS_ECOLI Phosphate-binding protein PstS (Gene Name=pstS)

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