3.4.21.116 - 651688, 653254, 653264, 670313 3.4.21.116 expressed as His-tag fusion protein in Escherichia coli BL21(DE3) 670316 3.4.21.116 expressed as His-tag fusion protein in Escherichia coli BL21(DE3) pLys 681887 3.4.21.116 expressed in Escherichia coli 653274 3.4.21.116 expressed in Escherichia coli BL21(DE3) 651695 3.4.21.116 expression of wild-type and enzyme mutants in mutants strain BSL51 and R13 653625 3.4.21.116 functional expression of wild-type, and expression of amino acid exchange mutants in the mutant strain BSL51, lacking spoIVFA and spoIVFB genes, and in the mutant OR745, lacking gene spoIVFB 651656 3.4.21.116 fusion protein with beta-galactosidase 651614