| Entry |  | 
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| Name | alpha-N-acetylneuraminate alpha-2,8-sialyltransferase;cytidine monophosphoacetylneuraminate-ganglioside GM3;
 alpha-2,8-sialyltransferase;
 ganglioside GD3 synthase;
 ganglioside GD3 synthetase sialyltransferase;
 CMP-NeuAc:LM1(alpha2-8) sialyltranferase;
 GD3 synthase;
 SAT-2
 
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| Class | Transferases;Glycosyltransferases;
 Sialyltransferases
 
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| Sysname | CMP-N-acetylneuraminate:alpha-N-acetylneuraminyl-(2->3)-beta-D-galactoside alpha-(2->8)-N-acetylneuraminyltransferase
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| Reaction(IUBMB) | CMP-N-acetylneuraminate + alpha-N-acetylneuraminyl-(2->3)-beta-D-galactosyl-R = CMP + alpha-N-acetylneuraminyl-(2->8)-alpha-N-acetylneuraminyl-(2->3)-beta-D-galactosyl-R [RN:R04564 ]
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| Reaction(KEGG) |  | 
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| Substrate | CMP-N-acetylneuraminate [CPD:C00128 ]; 
alpha-N-acetylneuraminyl-(2->3)-beta-D-galactosyl-R
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| Product | CMP [CPD:C00055 ]; 
alpha-N-acetylneuraminyl-(2->8)-alpha-N-acetylneuraminyl-(2->3)-beta-D-galactosyl-R
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| Comment | Gangliosides act as acceptors.
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| History | EC 2.4.3.8 created 1984 as EC 2.4.99.8, modified 1986, transferred 2022 to EC 2.4.3.8
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| Pathway | | ec00601 | Glycosphingolipid biosynthesis - lacto and neolacto series | 
 | ec00603 | Glycosphingolipid biosynthesis - globo and isoglobo series | 
 | ec00604 | Glycosphingolipid biosynthesis - ganglio series | 
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| Orthology | | K03371 | alpha-N-acetylneuraminate alpha-2,8-sialyltransferase (sialyltransferase 8A) | 
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| Genes | | ECB: | 100064415(ST8SIA1) 111772030 111772221 111772374 | 
| PBRV: | 138175778 138176100 | 
| XLA: | 108712513(st8sia1.S) 398735(st8sia1.L) | 
| CCAR: | 109045336 109066147 | 
| CAUA: | 113048254 113061141 | 
| CGIB: | 127956856 127972491 | 
| MASI: | 127435346 127436847 | 
| IPU: | 108279455(st8sia1) 108279490 | 
| IFU: | 128623476(st8sia1) 128623558 | 
| CHAR: | 105889648(st8sia1) 105892368 105892371 105892372 105909703 116219229 | 
| SPIL: | 134062160(st8sia1) 134094591 | 
| ASAD: | 121696869(st8sia1) 121723613 | 
| PLAI: | 106961373 106961377 | 
| SASA: | 106595526 106609639(st8sia1) | 
| STRU: | 115180086 115199122 | 
| CCLU: | 121543396 121549897 | 
| AANG: | 118219081(st8sia1) 118231201 | 
| AROT: | 135245979(st8sia1) 135258852 | 
| CCOG: | 133119210(st8sia1) 133135338 | 
| PSPA: | 121318379 121319722 | 
| ARUT: | 117414707 117419486 | 
| LPIC: | 129272954 129272955 | 
| AJJ: | 139969064 139969066 139969067 | 
| AFIL: | 140147871 140147892 140147904 140166640 | 
» show all| PFLL: | 139116172 139118677 | 
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| Reference |  | 
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| Authors | Eppler CM, Morre DJ, Keenan TW. | 
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| Title | Ganglioside biosynthesis in rat liver: alteration of sialyltransferase activities by nucleotides. | 
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| Journal |  | 
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| Reference |  | 
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| Authors | Higashi H, Basu M, Basu S. | 
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| Title | Biosynthesis in vitro of disialosylneolactotetraosylceramide by a solubilized sialyltransferase from embryonic chicken brain. | 
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| Journal | J Biol Chem 260:824-8 (1985) | 
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| Reference |  | 
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| Authors | McCoy RD, Vimr ER, Troy FA. | 
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| Title | CMP-NeuNAc:poly-alpha-2,8-sialosyl sialyltransferase and the biosynthesis of polysialosyl units in neural cell adhesion molecules. | 
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| Journal | J Biol Chem 260:12695-9 (1985) | 
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| Reference |  | 
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| Authors | Yohe HC, Yu RK. | 
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| Title | In vitro biosynthesis of an isomer of brain trisialoganglioside, GT1a. | 
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| Journal | J Biol Chem 255:608-13 (1980) | 
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| Other DBs | | ExplorEnz - The Enzyme Database: | 2.4.3.8 | 
 | ExPASy - ENZYME nomenclature database: | 2.4.3.8 | 
 | BRENDA, the Enzyme Database: | 2.4.3.8 | 
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| LinkDB |  | 
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