Structure of PDB 1lst Chain A

Receptor sequence
>1lstA (length=238) [Search protein sequence]
ALPQTVRIGTDTTYAPFSSKDAKGEFIGFDIDLGNEMCKRMQVKCTWVAS
DFDALIPSLKAKKIDAIISSLSITDKRQQEIAFSDKLYAADSRLIAAKGS
PIQPTLESLKGKHVGVLQGSTQEAYANDNWRTKGVDVVAYANQDLIYSDL
TAGRLDAALQDEVAASEGFLKQPAGKEYAFAGPSVKDKKYFGDGTGVGLR
KDDTELKAAFDKALTELRQDGTYDKMAKKYFDFNVYGD
3D structure
PDB1lst Three-dimensional structures of the periplasmic lysine/arginine/ornithine-binding protein with and without a ligand.
ChainA
Resolution1.8 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 LYS A Y14 F52 S70 S72 R77 L117 S120 T121 Q122 D161 Y14 F52 S70 S72 R77 L117 S120 T121 Q122 D161 PDBbind-CN: -logKd/Ki=7.85,Kd=14nM
Gene Ontology
Biological Process
GO:0006865 amino acid transport
GO:0071705 nitrogen compound transport
Cellular Component
GO:0030288 outer membrane-bounded periplasmic space
GO:0042597 periplasmic space

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:1lst, PDBe:1lst, PDBj:1lst
PDBsum1lst
PubMed8496186
UniProtP02911|ARGT_SALTY Lysine/arginine/ornithine-binding periplasmic protein (Gene Name=argT)

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