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IDA succinimidyl ester
Immobilized metal affinity chromatography (IMAC) is a popular method for protein purification, particularly for recombinant proteins fused to a polyhistidine-tag. Transition metal ions immobilized to a matrix through a chelating ligand interact with the polyhistidine-tag, effectively sequestering the fused protein from a sample. Nitrilotriacetic acid (NTA) and iminodiacetic acid (IDA) are two such ligands commonly used in commercially available resins. AAT Bioquest offer a variety of NTA building blocks for developing either NTA-based purification and detection. IDA is complimentary to NTA. The tridentate IDA ligand requires a lower imidazole concentration to elute protein than the tetradentate NTA. IDA is a smaller molecule which can be coupled to the matrix at a higher density resulting in a higher metal loading capacity. IDA succinimidyl ester is an amino-reactive building block that can be used to develop a variety of IDA probes for detecting polyHis-containing proteins, and tools for purifying polyHis tagged proteins.
Chemical structure for IDA succinimidyl ester.
Chemical structure for IDA succinimidyl ester.
CatalogSize
Price
Quantity
126325 mg
Price
 
Physical properties

Molecular weight429.43
SolventDMSO
Storage, safety and handling

H-phraseH303, H313, H333
Hazard symbolXN
Intended useResearch Use Only (RUO)
R-phraseR20, R21, R22
StorageFreeze (< -15 °C); Minimize light exposure
UNSPSC12171501
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Page updated on October 2, 2025