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Table 1 Some examples of the formatting of enzyme and chemical names.

From: ExplorEnz: a MySQL database of the IUBMB enzyme nomenclature

Enzyme Entry Field Unformatted and Formatted Data
EC 1.3.1.71 Accepted name Delta24(241)-sterol reductase
Δ24(241)-sterol reductase
EC 2.1.1.18 Systematic name S-adenosyl-l-methionine:1,4-alpha-d-glucan 6-O-methyltransferase
S-adenosyl-l-methionine:1,4-α-d-glucan 6-O-methyltransferase
EC 2.4.2.31 Reaction NAD(P)+ + l-arginine = nicotinamide + Nomega-(ADP-d-ribosyl)-L-arginine
NAD(P)+ + l-arginine = nicotinamide + Nω-(ADP-d-ribosyl)-l-arginine
EC 5.1.3.20 Systematic name ADP-l-glycero-d-manno-heptose 6-epimerase
ADP-l-glycero-d-manno-heptose 6-epimerase
EC 5.3.3.13 Other name(s) eicosapentaenoate cis-Delta5,17-eicosapentaenoate cis-Delta5-trans-Delta7,9-cis-Delta14,17 isomerase
eicosapentaenoate cis5,17-eicosapentaenoate cis5-trans7,9-cis14,17 isomerase