CGSC Strain#: 2285
Strain Designation: AB2285     
Source of Strain: G. Eggertsson
Sex: Hfr
Point of Origin#: 12
Map Position: 68.80
Direction of Marker Transfer: Clockwise
Chromosomal Markers: glnX44(AS)
,
purF1,
xyl-7,
ilvD88,
ΔargH1,
sup-12Strain Comments: - glnX44(AS)-- Mutation is a C to T transition at nucleotide 34 (3rd position of the anticodon)
- purF1-- is a very stable mutation and may be an intragenic deletion.
- glnX44(AS) was formerly called su+II
- glnX44(AS) was formerly called supE44
- glnX44(AS) was formerly called glnV44
- xyl-7 was formerly called xylA7
- AS = amber(UAG) suppressor
References: - Eggertsson, G., E.A. Adelberg 1965. Map positions and specificities of suppressor mutations in Escherichia coli K-12. Genetics 52:319-340
- Howard-Flanders, P., R.P. Boyce, L. Theriot 1966. Three loci in Escherichia coli K-12 that control the excision of pyrimidine dimers and certain other mutagen products from DNA. Genetics 53:1119-1136