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Table 2 Efficiency of transformation.

From: A genetic toolbox to empower Paracoccus pantotrophus DSM 2944 as a metabolically versatile SynBio chassis

 

Antibiotic marker

Conc. (mg/L)

Genebank seq

Transformation efficiency (cfu/µg)

Conjugation

Electroporation

Heat shock

Without helper strain

With helper strain

pSEVA121

Ampicillin

100

JX560322

No colonies

No colonies

No colonies

No colonies

pSEVA221

Kanamycin

50

JX560327

2 × 104

No colonies

No colonies

2 × 106

pSEVA321

Chloramphenicol

10

JX560332

No colonies

No colonies

No colonies

1 × 101

pSEVA421

Spectinomycin

100

JX560337

2 × 102

No colonies

2 × 106

2 × 108

pSEVA521

Tetracycline

20

JX560342

No colonies

No colonies

No colonies

No colonies

  1. This table highlights the heat-shock and electroporation-based transformation and conjugation results of P. pantotrophus with five different SEVA plasmids. Italics underlined highlights positive and italics represnts negative transformation and conjugation results, as described by the number of colony-forming units (cfu) per microgram (µg) of added plasmid