Table 1. Number of transformants recovered when complementation vector in M. tuberculosis ΔRv1460 attB::pMV1460 was swopped with vector indicated.

Vector	Transformantsa
	E1	E2	E3
pCV1460	5.7 × 105	1.1 × 105	3.2 × 105
pCV-125	1.7 × 102	7.2 × 102	3.6 × 102
pCV1460_C203S	4.5 × 102	2.4 × 102	9.6 × 101
pCV1460_C216S	3.2 × 102	1.6 × 102	1.2 × 102
pCV1460_C244S	5.5 × 102	5.9 × 102	1.4 × 102
pCV1460_C203S/C216S/C244S	1.8 × 102	1.9 × 102	1.4 × 102
pCV1460_C242S	7.8 × 105	2.3 × 105	1.2 × 105

^aData for three independent experiments (E1-E3)