6ekp

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

Structural highlights

6ekp is a 2 chain structure with sequence from Ecoli. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:	,
Related:	6ejw, 6ejz, 6eni, 6enn, 6elb, 6elf, 6elg
Gene:	trpR, rtrY, b4393, JW4356 (ECOLI)
Resources:	FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

[TRPR_ECOLI] This protein is an aporepressor. When complexed with L-tryptophan it binds the operator region of the trp operon (5'-ACTAGT-'3') and prevents the initiation of transcription. The complex also regulates trp repressor biosynthesis by binding to its regulatory region.

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OCA