pEXT21

aada 壯觀霉素抗性

LacIq

Strain DH5α/pEXT21

• #: 12326

• Strain Designation

  Designation	Source	Preference
  DH5α/pEXT21	Linn T.	1
  DH5alpha/pEXT21		2
  pEXT21		3

  
  

  
  

• Sex(Hfr,F+,F-,or F'): F-

• 12 Mutations:

  Mutation	Location	Certainty	Display
  DE(argF-lac)169	6.21	1	Δ(argF-lac)169
  phi80dlacZ58(M15)	8.00	1	φ80dlacZ58(M15)
  phoA8(del)	8.64	1	ΔphoA8
  glnX44(AS)	14.99	1	glnX44(AS)
  LAM-	17.40	1	λ-
  deoR481	19.00	1	deoR481
  rfbC1	45.43	0	rfbC1
  gyrA96(NalR)	50.33	1	gyrA96(NalR)
  recA1	60.80	1	recA1
  endA1	66.57	1	endA1
  thiE1	90.34	1	thiE1
  hsdR17	98.74	1	hsdR17

  
  

  
  

• Comments:

• Episome/Plasmid: pEXT21

  Plasmid Markers/Mutations:
  aadA(strR,SpcR)
  lacIp-4000(lacIQ)

  
  

• References:

  • Dykxhoorn, DM, R St Pierre, T Linn 1996. A set of compatible tac promoter expression vectors. Gene 177(1-2):133-6.