Building Blocks

NEB offers building blocks that can be used for linkage of the core benzylguanine (BG) and benzylcytosine (BC) and CoA moieties to activated esters, primary amines and thiol groups.

Product NEB # Structure Application Size
BG-NH2 S9148  S9148 SNAP-tag substrate. Suitable for linkage to NHS esters and other activated carboxylic esters. 2 mg
CBG-NH2 S9149  S9149 SNAP-tag substrate. Suitable for linkage to NHS esters and other activated carboxylic esters. 2 mg
BG-PEG-NH2 S9150  S9150 SNAP-tag substrate. PEG-linker gives superior flexibility. Particularly suited for immobilization on solid surfaces. 2 mg
BG-GLA S9155  S9155 SNAP-tag substrate. General purpose building block. Requires activation to couple to another functional group. 2 mg
BG-GLA-NHS S9151  S9151 SNAP-tag substrate. Activated as NHS ester. Reacts with primary amines. 2 mg
BG-Maleimide S9153  S9153 SNAP-tag substrate. Activated as maleimide. Reacts with thiols. 2 mg
BC-NH2 S9236 S9236 CLIP-tag substrate. Suitable for linkage to NHS esters and other activated carboxylic esters. 2 mg
BC-PEG-NH2 S9222  S9222 CLIP-tag substrate. PEG-Linker gives superior flexibility. Particularly suited for immobilization on solid surfaces. 2 mg
BC-GLA-NHS S9237 S9237 CLIP-tag substrate. Activated as NHS ester. Reacts with primary amines. 2 mg
CoA-SH S9352  S9352 ACP- and MCP-tag substrate. Suitable for linkage to maleimides and iodoacetamides. 2 mg