Supplemental Table 1. Bacterial strains used in this study Strain name DH10B Description E. coli strains F- mcrA Δ(mrr-hsdRMS-mcrBC) Φ80dlacZΔM15 ΔlacX74 endA1 recA1 deoR Δ(ara,leu)7697 araD139 galU galK nupG rpsL λ- Antibiotic resistancea Reference None Durfee et al., 2008 E1774 T-DNA binary vector Psuperpromoter-MCS/hptII Kan Lee et al., 2007 E2836 T-DNA binary vector P35SVirE2-YFP Kan Bhattacharjee et al. 2008 E3170 pSAT6-P35S-mRFP-NLS Amp Citovsky et al., 2006 E3187 E3458 E3480 pRTL2-P35S-mCherry pSAT4-VirE2-cCFP Amp Amp Amp This study This study This study E3567 pUC119-P35S-VirE2-cCFP+ P35S-VirE2nCerulean Amp This study E4123 pSAT1-Pnos-VirE2-Venus Amp This study E4126 Psuperpromoter-VIP1S79A in E1774 Kan This study E4127 Psuperpromoter-VIP1S79D in E1774 Kan This study E4130 E4145 Psuperpromoter-VIP1 in E1774 T-DNA binary vector pPZP-RCS2/hptII T-DNA binary vector pPZP-hptII/PnosVirE2Venus T-DNA binary vector pPZPnptII/P35SVirE2/mRFP-VirD2NLS Kan This study Spe This study Spe This study Spe This study E4229 pSAT5-P35SVirE2 Amp This study E4231 pSAT1-PocsVIP1-Venus Amp This study E4232 pSAT1-PocsVIP1S79A-Venus Amp This study Amp This study Spe This study Spe This study Spe This study E4147 E4220 E4233 E4234 E4248 E4249 pSAT1-P35S-nVenus-VIP1 S79D pSAT1-PocsVIP1 -Venus T-DNA binary vector pPZP-nptII/ mRFP-VirD2NLS T-DNA binary vector pPZPhptII/P35SVirE2/mCherry-VirD2NLS T-DNA binary vector pPZP-hptII/ PocsVIP1-Venus/P35S-VirE2/mRFPVirD2NLS E4250 E4251 E4257 E4258 E4259 E4260 E4261 E4262 E4263 A136 A208 GV3101 R1000 At849 At1811 T-DNA binary vector pPZP-hptII/ PocsVIP1S79A-Venus/P35S-VirE2/ mRFPVirD2NLS T-DNA binary vector pPZP-hptII/ PocsVIP1S79D-Venus/P35S-VirE2/ mRFPVirD2NLS T-DNA binary vector pPZP-hptII/ PocsVIP1-Venus/mRFP-VirD2NLS T-DNA binary vector pPZP-hptII/ PocsVIP1S79A-Venus/mRFP-VirD2NLS T-DNA binary vector pPZP-hptII/ PocsVIP1S79D-Venus/mRFP-VirD2NLS T-DNA binary vector pPZP-hptII PnosVirE2Venus/mRFP-VirD2NLS T-DNA binary vector pPZP-hptII PnosVirE2Venus/P35SVIP1S79A/mRFP-VirD2NLS T-DNA binary vector pPZP-hptII PnosVirE2Venus/P35SVIP1/mRFP-VirD2NLS T-DNA binary vector pPZP-hptII PnosVirE2Venus/P35SVIP1S79D/mRFP-VirD2NLS Agrobacterium strains Non-tumorigenic; C58 cured of its Ti-plasmid Tumorigenic; pTiT37 in A136 Non-tumorigenic, disarmed Tumorigenic; pRiA4b in A136 Non-tumorigenic; GV3101 containing pBISN1 Tumorigenic; GALLS expressed in the virE2 mutant strain A. tumefaciens A348::mx358 At1922 pE2836 in GV3101 At1982 Tumorigenic; VirE1/E2 expressed in the virE2 mutant strain A. tumefaciens A348::mx358 At1983 pE4130 in E1774 At1984 pE4126 in E1774 At1985 pE4127 in E1774 At2055 pE4249 in GV3101 At2056 pE4250 in GV3101 Spe This study Spe This study Spe This study Spe This study Spe This study Spe This study Spe This study Spe This study Spe This study Rif Rif Rif, gent Rif Rif, kan Rif, carb, kan, tet Rif, gent, kan Rif, carb, kan, tet Rif, gent, kan Rif, gent, kan Rif, gent, kan Rif, gent, spe Rif, gent, Watson et al., 1975 Sciaky et al., 1978 Koncz and Schell, 1986 White et al., 1985 Narasimhulu et al., 1996 Hodges et al., 2004 This study Hodges et al., 2004 This study This study This study This study This study At2057 pE4251 in GV3101 At2058 pE4257 in GV3101 At2059 pE4258 in GV3101 At2060 pE4259 in GV3101 At2065 E4260 in GV3101 spe Rif, gent, spe Rif, gent, spe Rif, gent, spe Rif, gent, spe Rif, gent, spe This study This study This study This study This study Rif, gent, This study spe Rif, gent, At2067 pE4262 in GV3101 This study spe Rif, gent, At2068 pE4263 in GV3101 This study spe a amp, ampicillin; car, carbenicillin; gent, gentamicin; kan, kanamycin; rif, rifampicin; spe, spectinomycin; tet, tetracycline At2066 pE4261 in GV3101