Structure of PDB 1a40 Chain A

Receptor sequence
>1a40A (length=321) Species: 562 (Escherichia coli) [Search protein sequence]
EASLTGAGATFPAPVYAKWADTYQKETGNKVNYQGIGSSGGVKQIIANTV
DFGASDAPLSDEKLAQEGLFQFPTVIGGVVLAVNIPGLKSGELVLDGKTL
GDIYLGKIKKWDDEAIAKLNPGLKLPSQNIAVVRRADGSGTSFVFTSYLA
KVNEEWKNNVGTGSTVKWPIGLGGKGNDGIAAFVQRLPGAIGYVEYWYAK
QNNLAYTKLISADGKPVSPTEENFANAAKGADWSKTFAQDLTNQKGEDAW
PITSTTFILIHKDQKKPEQGTEVLKFFDWAYKTGAKQANDLDYASLPDSV
VEQVRAAWKTNIKDSSGKPLY
3D structure
PDB1a40 Dominant role of local dipolar interactions in phosphate binding to a receptor cleft with an electronegative charge surface: equilibrium, kinetic, and crystallographic studies.
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 G37 S38 D56 R135 S139 G140 T141 A9 T10 F11 G37 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:1a40, PDBe:1a40, PDBj:1a40
PDBsum1a40
PubMed9865949
UniProtP0AG82|PSTS_ECOLI Phosphate-binding protein PstS (Gene Name=pstS)

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