Construction of
Escherichia coli
plasmid vectors encoding site‐specific methylenetetrahydrofolate reductase mutants (769.12)
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1980 ◽
Vol 143
(2)
◽
pp. 971-980
◽
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1994 ◽
Vol 269
(8)
◽
pp. 5720-5724
1986 ◽
Vol 261
(25)
◽
pp. 11765-11769
1987 ◽
Vol 169
(8)
◽
pp. 3840-3843
◽
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