CGSC Strain#: 4987
Strain Designation: CA265      Source of Strain: S. Brenner
Sex: Hfr    Point of Origin#: 1   Map Position: 96.80   Direction of Marker Transfer: Clockwise
Chromosomal Markers: lacZ125(Am), e14-, tyrT66(AS), trpA49(Am), relA1
Strain Comments:

• lacZ125(Am)-- is the amber mutation from Zipser's strain NG125 and Brenner's CA274. It was formerly called lac_125am by Brenner. In `interval 6' of Newton et al. JMB 14:290 (1965).
• e14--- : Loss of the e14 element makes the strain McrA^-.
• trpA49(Am)-- is the amber mutation formerly called trp^-_8am by Brenner.
• tyrT66(AS) was formerly called su⁺_III
• tyrT66(AS) was formerly called supF66
• Am = amber(UAG) mutation
• AS = amber(UAG) suppressor

References:

• Brenner, S., J.R. Beckwith 1965. Ochre mutants, a new class of suppressible nonsense mutants. J.Mol.Biol. 13:629-637
• Zipser, D. 1967. J.Mol.Biol. 29:441-0