3.4.22.B75 expression in Escherichia coli 3.4.22.B75 recombinant expression of GFP-tagged wild-type and mutant enzyme SENP7 3.4.22.B75 recombinant expression of N-terminally FLAG-tagged wild-type and mutant enzymes in HEK-293 cells 3.4.22.B75 recombinant exxpression of GFP-tagged SENP7 constructs in NIH-3T3 cell nuclei