CGSC Strain#: 3601
Strain Designation: ATCC#23783      Source of Strain: C. Black
Other Designations: CB4
Sex: F- Chromosomal Markers: araC14, lacY1, tsx-57, glnV44(AS), galK2(Oc), rpsL20(strR), xylA5, mtl-1, lldD1, thiE1, ilv-262, tfr-5
Strain Comments:

• Probably T₄⁸, 1974.
• galK2(Oc)-- is a GAA(glu) to TAA(ochre) mutation, residue 134. Oller et al.1993. Apparently non-suppressible, since all revertants found were at the ochre site.
• galK2(Oc) was formerly called gal₂
• glnV44(AS) was formerly called supE44
• glnV44(AS) was formerly called su⁺_II
• thiE1 was formerly called thi-1
• AS = amber(UAG) suppressor
• Oc = ochre(UAA) mutation
• strR = streptomycin resist.

References:

• Black, C. 1967. Yale, Micro 100, '67-'68.