Nomenclature Committee of the International Union of Biochemistry and Molecular Biology (NC-IUBMB)

Enzyme Nomenclature. Recommendations

EC 7. Translocases

EC 7.1 Catalysing the translocation of hydrons

EC 7.1.1 Hydron translocation or charge separation linked to oxidoreductase reactions

EC 7.1.1.1 proton-translocating NAD(P)+ transhydrogenase
EC 7.1.1.2 NADH:ubiquinone reductase (H+-translocating)
EC 7.1.1.3 ubiquinol oxidase (H+-transporting)
EC 7.1.1.4 caldariellaquinol oxidase (H+-transporting)
EC 7.1.1.5 menaquinol oxidase (H+-transporting)
EC 7.1.1.6 plastoquinol—plastocyanin reductase
EC 7.1.1.7 ubiquinol oxidase (electrogenic, proton-motive force generating)
EC 7.1.1.8 quinol—cytochrome-c reductase

EC 7.1.2 Hydron translocation linked to the hydrolysis of a nucleoside triphosphate

EC 7.1.2.1 H+-exporting ATPase
EC 7.1.2.2 H+-transporting two-sector ATPase

EC 7.1.3 Hydron translocation linked to the hydrolysis of diphosphate

EC 7.1.3.1 H+-exporting diphosphatase

EC 7.2 Catalysing the translocation of inorganic cations

EC 7.2.1 Linked to oxidoreductase reactions

EC 7.2.1.1 NADH:ubiquinone reductase (Na+-transporting)
EC 7.2.1.2 ferredoxin—NAD+ oxidoreductase (Na+-transporting)
EC 7.2.1.3 ascorbate ferrireductase (transmembrane)

EC 7.2.2 Linked to the hydrolysis of a nucleoside triphosphate

EC 7.2.2.1 Na+-transporting two-sector ATPase
EC 7.2.2.2 ABC-type Cd2+ transporter
EC 7.2.2.3 P-type Na+ transporter
EC 7.2.2.4 ABC-type Na+ transporter
EC 7.2.2.5 ABC-type Mn2+ transporter
EC 7.2.2.6 P-type K+ transporter
EC 7.2.2.7 ABC-type Fe3+ transporter
EC 7.2.2.8 P-type Cu+ transporter
EC 7.2.2.9 P-type Cu2+ transporter
EC 7.2.2.10 P-type Ca2+ transporter
EC 7.2.2.11 ABC-type Ni2+ transporter
EC 7.2.2.12 P-type Zn2+ transporter
EC 7.2.2.13 Na+/K+-exchanging ATPase
EC 7.2.2.14 P-type Mg2+ transporter
EC 7.2.2.15 P-type Ag+ transporter
EC 7.2.2.16 ABC-type ferric hydroxamate transporter
EC 7.2.2.17 ABC-type ferric enterobactin transporter
EC 7.2.2.18 ABC-type ferric citrate transporter

EC 7.2.4 Linked to decarboxylation

EC 7.2.4.1 carboxybiotin decarboxylase
EC 7.2.4.2 oxaloacetate decarboxylase (Na+ extruding)
EC 7.2.4.3 (S)-methylmalonyl-CoA decarboxylase (sodium-transporting)

EC 7.3 Catalysing the translocation of inorganic anions and their chelates

EC 7.3.2 Linked to the hydrolysis of a nucleoside triphosphate

EC 7.3.2.1 ABC-type phosphate transporter
EC 7.3.2.2 ABC-type phosphonate transporter
EC 7.3.2.3 ABC-type sulfate transporter
EC 7.3.2.4 ABC-type nitrate transporter
EC 7.3.2.5 ABC-type molybdate transporter
EC 7.3.2.6 ABC-type tungstate transporter

EC 7.4 Catalysing the translocation of amino acids and peptides

EC 7.4.2 Linked to the hydrolysis of a nucleoside triphosphate

EC 7.4.2.1 ABC-type polar-amino-acid transporter
EC 7.4.2.2 ABC-type nonpolar-amino-acid transporter
EC 7.4.2.3 mitochondrial protein-transporting ATPase
EC 7.4.2.4 chloroplast protein-transporting ATPase
EC 7.4.2.5 ABC-type protein transporter
EC 7.4.2.6 ABC-type oligopeptide transporter
EC 7.4.2.7 ABC-type α-factor-pheromone transporter
EC 7.4.2.8 protein-secreting ATPase
EC 7.4.2.9 ABC-type dipeptide transporter

EC 7.5 Catalysing the translocation of carbohydrates and their derivatives

EC 7.5.2 Linked to the hydrolysis of a nucleoside triphosphate

EC 7.5.2.1 ABC-type maltose transporter
EC 7.5.2.2 ABC-type oligosaccharide transporter
EC 7.5.2.3 ABC-type β-glucan transporter
EC 7.5.2.4 ABC-type teichoic-acid transporter
EC 7.5.2.5 ABC-type lipopolysaccharide transporter
EC 7.5.2.6 ABC-type lipid A-core oligosaccharide transporter

EC 7.6 Catalysing the translocation of other compounds

EC 7.6.2 Linked to the hydrolysis of a nucleoside triphosphate

EC 7.6.2.1 P-type phospholipid transporter
EC 7.6.2.2 ABC-type xenobiotic transporter
EC 7.6.2.3 ABC-type glutathione-S-conjugate transporter
EC 7.6.2.4 ABC-type fatty-acyl-CoA transporter
EC 7.6.2.5 ABC-type heme transporter
EC 7.6.2.6 ABC-type guanine transporter
EC 7.6.2.7 ABC-type taurine transporter
EC 7.6.2.8 ABC-type vitamin B12 transporter
EC 7.6.2.9 ABC-type quaternary amine transporter
EC 7.6.2.10 ABC-type glycerol 3-phosphate transporter
EC 7.6.2.11 ABC-type polyamine transporter


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