Tryptophan Repressor TrpR from E.coli wildtype with Indole-3-acetic acid as ligand

A biosensor for the direct visualization of auxin

MAQQSPYSAAMAEQRHQEWLRFVDLLKNAYQNDLHLPLLNLMLTPDEREALGTRVRIVEELLRGEMSQRELKNELGAGIA
TITRGSNSLKAAPVELRQWLEEVLLKSDLEHHHHHH

0.1 M Bis-Tris pH 5.5
2 M Ammonium sulfate

Tryptophan Repressor TrpR from E.coli variant S88Y with Indole-3-acetic acid as ligand

Tryptophan Repressor TrpR from E.coli variant T44L S88Y with Indole-3-acetic acid as ligand

Tryptophan Repressor TrpR from E.coli variant T44L T81M S88Y with Indole-3-acetic acid as ligand

Tryptophan Repressor TrpR from E.coli variant T44L T81M N87G S88Y with Indole-3-acetic acid as ligand

Tryptophan Repressor TrpR from E.coli variant M42F T44L T81M N87G S88Y with Indole-3-acetic acid as ligand

Tryptophan Repressor TrpR from E.coli variant M42F T44L T81I S88Y with Indole-3-acetic acid as ligand

Tryptophan Repressor TrpR from E.coli variant M42F T44L T81I S88Y with Indole-3-acetonitrile

assembly is dimer in solution bound with two symmetrical ligands at the dimer interfaces

MAQQSPYSAAMAEQRHQEWLRFVDLLKNAYQNDLHLPLLNLMLTPDEREALGTRVRIVEELLRGEMSQRELKNELGAGIA
TITRGSNSLKAAPVELRQWLEEVLLKSD

binding site for Di-peptide IAC A 202 and VAL B 94

binding site for Di-peptide IAC C 202 and GLY C 78