Crosslinking Reagents
Thermo Scientific™ LC-SDA (NHS-LC-Diazirine) (succinimidyl 6-(4,4'-azipentanamido)hexanoate)
Very short to mid-length (3.9 to 13.5A), amine-to-anything crosslinkers; NHS-ester and diazirine reactive groups; photoactivate with UV light (Amax 330 to 370nm).
Thermo Scientific™ NHS (N-hydroxysuccinimide)
Prepare amine-reactive NHS-ester crosslinkers or enhance carbodiimide (EDC) conjugation for peptides or proteins using N-hydroxysuccinimide, CAS 6066-82-6.
Thermo Scientific™ SM(PEG)6 (PEGylated, long-chain SMCC crosslinker)
Crosslink amines to sulfhydryls with these crosslinkers containing NHS-ester and maleimide groups at ends of water-soluble polyethylene glycol spacer arms (17.6 to 95.2A).
Thermo Scientific™ GMBS (N-γ-maleimidobutyryl-oxysuccinimide ester)
Crosslink amines to sulfhydryls with this short crosslinker composed of NHS-ester and maleimide groups at ends of an aliphatic, 6-atom (7.3A) spacer arm.
Thermo Scientific™ SM(PEG)24 (PEGylated, long-chain SMCC crosslinker)
Crosslink amines to sulfhydryls with these crosslinkers containing NHS-ester and maleimide groups at ends of water-soluble polyethylene glycol spacer arms (17.6 to 95.2A).
Thermo Scientific™ Sulfo-LC-SPDP (sulfosuccinimidyl 6-(3'-(2-pyridyldithio)propionamido)hexanoate)
Crosslink amines to sulfhydryls with this water-soluble sulfo-NHS-ester and pyridyldithiol groups on 10-atom spacer arms to form cleavable disulfide bonds with cysteines.
Thermo Scientific™ DST (disuccinimidyl tartrate)
Crosslink amines to amines with disuccinimidyl tartrate, composed of NHS-ester groups and a diol-containing spacer arm (6.4A) that is periodate-cleavable.
Thermo Scientific™ MPBH (4-(4-N-maleimidophenyl)butyric acid hydrazide)
Crosslink sulfhydryls to periodate-treated glycoprotein sugars with this long (17.9A) crosslinker containing maleimide and hydrazide groups.
Thermo Scientific™ Sulfo-KMUS (N-κ-maleimidoundecanoyl-oxysulfosuccinimide ester)
Crosslink amines to sulfhydryls with this long crosslinker composed of sulfo-NHS-ester and maleimide groups at ends of an aliphatic, 13-atom (16.3A) spacer arm.
Thermo Scientific™ SMPT (4-succinimidyloxycarbonyl-alpha-methyl-α(2-pyridyldithio)toluene)
Crosslink amines to sulfhydryls with this crosslinker containing NHS-ester and pyridyldithiol groups at the ends of an aromatic, 6-atom (11.2A) spacer arm.
MilliporeSigma™ Calbiochem™ SATA
Reacts with primary amines to add protected sulfhydryl groups.
Thermo Scientific™ TSAT (tris-(succinimidyl)aminotriacetate)
A 3-way, short-arm (4.2A) amine-to-amine crosslinker; tris (succinimidyl) aminotriacetate, composed of three NHS-ester groups on short spacer arms; membrane permeable.
Thermo Scientific™ MBS (m-maleimidobenzoyl-N-hydroxysuccinimide ester)
Crosslink amines to sulfhydryls with this short crosslinker composed of NHS-ester and maleimide groups at ends of an aromatic, 6-atom (7.3A) spacer arm.
Thermo Scientific™ Sulfo-SIAB (sulfosuccinimidyl (4-iodoacetyl)aminobenzoate)
Crosslink amines to sulfhydryls with this mid-length, water-soluble crosslinker composed of sulfo-NHS-ester and iodoacetyl (haloacetyl) groups at ends of a 9-atom spacer arm.
Thermo Scientific™ Sulfo-MBS (m-maleimidobenzoyl-N-hydroxysulfosuccinimide ester)
Crosslink amines to sulfhydryls with this short, water-soluble crosslinker composed of sulfo-NHS-ester and maleimide groups at ends of an aromatic, 6-atom (7.3A) spacer arm.