CGSC Strain#: 5055
Strain Designation: G11-5-18     
Source of Strain: Bjork & Isaksson
Sex: Hfr
Point of Origin#: 2A
Map Position: 12.20
Direction of Marker Transfer: Counterclockwise
Chromosomal Markers: relA1,
spoT1,
trmA5,
ilv-295Strain Comments: - spoT1-- In addition to the 6bp insertion, there is a C to T transition resulting in an H257Y substitution.
References: - Bjork, G.R., L.A. Isaksson 1970. Isolation of mutants of Escherichia coli lacking 5-methyluracil in transfer ribonucleic acid or 1-methylguanine in ribosomal RNA. J.Mol.Biol. 51:83-100
- Bjork, G.R., F.C. Neidhardt 1975. Physiological and biochemical studies on the function of 5-methyluridine in the transfer ribonucleic acid of Escherichia coli. J.Bacteriol. 124:99-111