Patent classifications
C
CHEMISTRY; METALLURGY
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C12
BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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C12N
MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
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9/00
Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
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C12N9/0012
acting on nitrogen containing compounds as donors (1.4, 1.5, 1.6, 1.7)
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C12N9/0026
acting on CH-NH groups of donors (1.5)
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C12N9/0028
with NAD or NADP as acceptor (1.5.1)
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C12N9/003
Dihydrofolate reductase [DHFR] (1.5.1.3)
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