m-Maleimidobenzoyl-N-hydroxysulfosuccinimide ester, HeterobifunctionalUseful for coupling proteins, enzymes to antibodies, toxins to antibodies, and haptens to carrier proteins.Category: Amine- and Sulfhydryl- ReactiveReactive Groups: sulfo-NHS-ester and maleimideReactive Toward: amino and sulfhydryl groupsWater Soluble: YesMembrane Permeable: NoCleavability: Non-cleavableM.W. = 416.30