Table I.
Strains and genotypes
| Strain | Genotype | Defective Enzymea |
|---|---|---|
| 137C | mt − nit1 nit2 | — |
| BAFR1 | mt + nit1 nit2 sta2–29∷ARG7 | GBSSI |
| IJ2 | mt − nit1 nit2 sta2–29∷ARG7 sta3–1 | GBSSI SSII |
| S | mt + nit1 nit2 sta7–7∷ARG7 | DBE |
| IJS15 | mt + nit1 nit2 sta7–7∷ARG7 | DBE |
| IJS24 | mt − nit1 nit2 sta7–7∷ARG7 | DBE |
| IJS2 | mt − nit1 nit2 sta3–1 sta7–7∷ARG7 | DBE SSII |
| IJS13 | mt + nit1 nit2 sta3–1 sta7–7∷ARG7 | DBE SSII |
| IJS21 | mt + nit1 nit2 sta3–1 sta7–7∷ARG7 | DBE SSII |
| IJS8 | mt + nit1 nit2 sta2–29∷ARG7 sta7–7∷ARG7 | DBE GBSSI |
| IJS39 | mt + nit1 nit2 sta2–29∷ARG7 sta7–7∷ARG7 | DBE GBSSI |
| IJS50 | mt + nit1 nit2 sta2–29∷ARG7 sta7–7∷ARG7 | DBE GBSSI |
| IJS3 | mt − nit1 nit2 sta2–29∷ARG7 sta3–1 sta7–7∷ARG7 | DBE GBSSI SSII |
| IJS27 | mt + nit1 nit2 sta2–29∷ARG7 sta3–1 sta7–7∷ARG7 | DBE GBSSI SSII |
a
Names of the enzyme activities missing in the corresponding strains.