CGSC Strain#: 7203
Strain Designation: TKS20      Source of Strain: T.K. Sundaram
Other Designations: W3899nam20
Sex: F- Chromosomal Markers: glnV44(AS), pncA20, nadB7
Strain Comments:

• glnV44(AS) was formerly called supE44
• glnV44(AS) was formerly called su⁺_II
• pncA20 was formerly called nam20
• AS = amber(UAG) suppressor

References:

• Sundaram, TK 1967. Biosynthesis of nicotinamide-adenine dinucleotide in Escherichia coli. Biochim. Biophys. Acta 136(3):586-8.