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SML3574

Sigma-Aldrich

5-Ph-IAA

≥97% (HPLC)

Synonym(s):

2-(5-Phenyl-1H-indol-3-yl)acetic acid, 5-Phenyl-1H-indole-3-acetic acid, 5-Phenyl-indole-3-acetic acid

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About This Item

Empirical Formula (Hill Notation):
C16H13NO2
CAS Number:
Molecular Weight:
251.28
MDL number:
UNSPSC Code:
12352200
NACRES:
NA.21

Quality Level

Assay

≥97% (HPLC)

form

powder

color

white to beige

solubility

DMSO: 2 mg/mL, clear

storage temp.

2-8°C

SMILES string

O=C(CC1=CNC2=CC=C(C3=CC=CC=C3)C=C21)O

Biochem/physiol Actions

5-Ph-IAA is a bumped auxin-inducible degron (AID) ligand that induces Skp1-Cul1-F-box (SCF) E3 ligase complex-mediated ubiquitinaton of Arabidopsis IAA17-derived mini-AID (mAID) degron-fused target proteins in cells expressing a hole-modified Oryza sativa TIR1 (OsTIR1) mutant (F74G or F74A). Unlike the traditional AID system, 5-Ph-IAA-based AID2 method shows no detectable leaky degradation, requires a 670-times lower ligand concentration, and achieves quicker degradation in cultures (0.2-5 μM) and in vivo (1-10 mg/kg via daily i.p. to mice xenografted with HCT116 CMV-OsTIR1(F74G) cells expressing mAID-tagged BRD4 or TOP2A).

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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The auxin-inducible degron 2 (AID2) system enables controlled protein knockdown during embryogenesis and development in Caenorhabditis elegans
Genetics, 220(2), iyab218-iyab218 (2022)
SIN-Like Pathway Kinases Regulate the End of Mitosis in the Methylotrophic Yeast Ogataea polymorpha
Cells, 11(9), 1519-1519 (2022)
An engineered, orthogonal auxin analog/AtTIR1(F79G) pairing improves both specificity and efficacy of the auxin degradation system in Caenorhabditis elegans
Genetics, 220(2), iyab174-iyab174 (2022)
A super-sensitive auxin-inducible degron system with an engineered auxin-TIR1 pair
Nucleic Acids Research, 48(18), e108-e108 (2020)
Yuichiro Saito et al.
Current protocols, 1(8), e219-e219 (2021-08-10)
Targeted protein depletion using a conditional degron is a powerful method to probe the role of proteins in living cells because of the speed with which depletion can be induced and its reversibility. The auxin-inducible degron (AID) is one of

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