Product | NEB # | Transform Efficiency (cfu/µg)(1) |
Strain | T1 Phage Resistant | Library Construc- tion(2) |
Cloning/ Sub Cloning |
Blue/ White Screening |
laclq | lysY | endA¯(3) | Protease Deficient(4) |
F' | recA¯ | T7 RNA Polymerase | Cytoplasmic disulfide bond formation(5) |
Drug Resistance(6) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Cloning Strains | ||||||||||||||||
dam-/dcm- Competent E. coli | C2925I C2925H |
1-3x106 | K12 | ✓ | ✓ | ✓ | ✓ | cam, str, nit | ||||||||
NEB® Turbo Competent E. coli (High Efficiency) | C2984I C2984H |
1-3x109 | K12 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | nit | |||||
NEB® 5-alpha Competent E. coli (High Efficiency) | C2987U C2987R C2987P C2987I C2987H |
1-3x109 | K12 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | none | ||||||
NEB® 5-alpha F' Iq Competent E. coli (High Efficiency) | C2992I C2992H |
1-3x109 | K12 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | tet | ||||
NEB® 10-beta Competent E. coli (High Efficiency) | C3019P C3019I C3019H |
1-3x109 | K12 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | str | ||||||
NEB® Stable Competent E. coli (High Efficiency) | C3040I C3040H |
1-3 x 109 | K12 | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | tet, str | ||||
Protein Expression Strains | ||||||||||||||||
NEBExpress® Competent E. coli (High Efficiency) | C2523I C2523H |
0.6-1x109 | B | ✓ | ✓ | ✓ | ✓ | nit | ||||||||
BL21(DE3) Competent E. coli | C2527I C2527H |
1-5x107 | B | ✓ | ✓ | ✓ | ||||||||||
Lemo21(DE3) Competent E. coli | C2528J | 1-3x107 | B | ✓ | ✓ | ✓ | ✓ | cam | ||||||||
NiCo21(DE3) Competent E. coli | C2529H | 1-5x107 | B | ✓ | ✓ | ✓ | ||||||||||
BL21 Competent E. coli | C2530H | 1-5x107 | B | ✓ | ✓ | |||||||||||
T7 Express Competent E. coli (High Efficiency) | C2566I C2566H |
0.6-1x109 | B | ✓ | ✓ | ✓ | ✓ | ✓ | nit | |||||||
T7 Express lysY Competent E. coli (High Efficiency) | C3010I | 0.6-1x109 | B | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | cam, nit | ||||||
T7 Express lysY/Iq Competent E. coli (High Efficiency) | C3013I | 0.6-1x109 | B | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | cam, nit | |||||
SHuffle® T7 Competent E. coli | C3026J | 1 x 106 | K12 | ✓ | ✓ | ✓ | ✓ | ✓ | str, spec, nit | |||||||
SHuffle® Express Competent E. coli | C3028J | 1 x 107 | B | ✓ | ✓ | ✓ | ✓ | ✓ | spec(7), nit | |||||||
SHuffle® T7 Express Competent E. coli | C3029J | 1 x 107 | B | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | spec(7), nit | ||||||
SHuffle® T7 Express lysY Competent E. coli | C3030J | 1 x 107 | B | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | Cam, spec(7), nit | |||||
NEBExpress® Iq Competent E. coli (High Efficiency) | C3037I | 0.6-1x109 | B | ✓ | ✓ | ✓ | ✓ | ✓ | cam, nit |
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