Crosslinking Reagents
MilliporeSigma™ Calbiochem™ SATA
Reacts with primary amines to add protected sulfhydryl groups.
Thermo Scientific™ EGS (ethylene glycol bis(succinimidyl succinate))
Crosslink amines to amines with this membrane permeable crosslinker composed of NHS-ester groups and a 16.1A hydroxylamine-cleavable spacer arm.
Thermo Scientific™ Sulfo-EGS (ethylene glycol bis(sulfosuccinimidyl succinate))
Crosslink amines to amines with a crosslinker composed of sulfo-NHS-ester groups and hydroxylamine-cleavable spacer arm; water-soluble for cell-surface protein crosslinking.
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™ EMCS (N-ε-malemidocaproyl-oxysuccinimide ester)
Crosslink amines to sulfhydryls with this mid-length crosslinker composed of NHS-ester and maleimide groups at ends of an aliphatic, 8-atom (9.4A) spacer arm.
Thermo Scientific™ SIAB (succinimidyl (4-iodoacetyl)aminobenzoate)
Crosslink amines to sulfhydryls with this mid-length crosslinker composed of NHS-ester and iodoacetyl (haloacetyl) groups at ends of a 9-atom (10.6A) aminobenzoate spacer arm.
Thermo Scientific™ SBAP (succinimidyl 3-(bromoacetamido)propionate)
Crosslink amines to sulfhydryls with this short crosslinker composed of NHS-ester and bromoacetyl (haloacetyl) groups at ends of a 7-atom (6.2A) spacer arm.
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™ SDAD (NHS-SS-Diazirine) (succinimidyl 2-((4,4'-azipentanamido)ethyl)-1,3'-dithiopropionate)
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™ Sulfo-SDA (Sulfo-NHS-Diazirine) (sulfosuccinimidyl 4,4'-azipentanoate)
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™ TMEA (tris(2-maleimidoethyl)amine)
A 3-way, sulfhydryl-to-sulfhydryl crosslinker; tris (2-maleimidoethyl) amine; composed of three maleimide groups on short spacer arms; conjugate protein or peptide cysteines.
Thermo Scientific™ Sulfo-EMCS (N-ε-maleimidocaproyl-oxysulfosuccinimide ester)
Crosslink amines to sulfhydryls with this mid-length crosslinker composed of sulfo-NHS-ester and maleimide groups at ends of a water-soluble, 8-atom (9.4A) spacer arm.
Thermo Scientific™ L-Photo-Methionine
Diazirine analogs of leucine and methionine to express proteins in cell culture that will crosslink their protein interactors upon UV-light activation in vivo.
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™ SMPH (Succinimidyl 6-((beta-maleimidopropionamido)hexanoate))
Crosslink amines to sulfhydryls with this long crosslinker composed of NHS-ester and maleimide groups at ends of an aliphatic, 12-atom (14.2A) spacer arm.