Structure of PDB 1kl5 Chain A Binding Site BS01
Receptor Information
>1kl5 Chain A (length=121) Species:
1895
(Streptomyces avidinii) [
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GITGTWYNQLGSTFIVTAGADGALTGTYIGARGNAESRYVLTGRYDSAPA
TDGSGTALGWTVAWKNNYRNAHSATTWSGQYVGGAEARINTQWLLTSGTT
EANAWKSTLVGHDTFTKVKPS
Ligand information
>1kl5 Chain E (length=5) [
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SHPQF
Receptor-Ligand Complex Structure
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PDB
1kl5
Improved affinity of engineered streptavidin for the Strep-tag II peptide is due to a fixed open conformation of the lid-like loop at the binding site.
Resolution
1.8 Å
Binding residue
(original residue number in PDB)
Y54 W79 S88 T90 W108
Binding residue
(residue number reindexed from 1)
Y39 W64 S73 T75 W93
Enzymatic activity
Enzyme Commision number
?
Gene Ontology
Molecular Function
GO:0009374
biotin binding
View graph for
Molecular Function
External links
PDB
RCSB:1kl5
,
PDBe:1kl5
,
PDBj:1kl5
PDBsum
1kl5
PubMed
11910031
UniProt
P22629
|SAV_STRAV Streptavidin
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