The Cell Wall Teichuronic Acid Synthetase (TUAS) Is an Enzyme Complex Located in the Cytoplasmic Membrane of Micrococcus luteus

Table 1

TUAS activity found in fractions after partitioning with 25% ammonium sulfate.

			TUAS
Fraction	Activity		protein		Specific activity
	(units)	(%)	(mg)	(%)	(units/mg protein)
Original extract	126	100	18.0	100	7.0
Top lipid layer	89	71	3.8	21	23.0
Supernatant fraction	20	16	9.6	53	2.1
Precipitate (pellet)	6	5	4.7	26	1.3