Any feedback?
Please rate this page
(enzyme.php)
(0/150)

BRENDA support

BRENDA Home
show all | hide all No of entries

Information on EC 2.4.1.228 - lactosylceramide 4-alpha-galactosyltransferase and Organism(s) Homo sapiens and UniProt Accession Q9NPC4

for references in articles please use BRENDA:EC2.4.1.228
Please wait a moment until all data is loaded. This message will disappear when all data is loaded.
EC Tree
     2 Transferases
         2.4 Glycosyltransferases
             2.4.1 Hexosyltransferases
                2.4.1.228 lactosylceramide 4-alpha-galactosyltransferase
IUBMB Comments
For explanation of superscript II in systematic name, see {iupac/2carb/37#372::2-carb.37}.
Specify your search results
Select one or more organisms in this record: ?
This record set is specific for:
Homo sapiens
UNIPROT: Q9NPC4
Show additional data
Do not include text mining results
Include (text mining) results
Include results (AMENDA + additional results, but less precise)
Word Map
The taxonomic range for the selected organisms is: Homo sapiens
The enzyme appears in selected viruses and cellular organisms
Synonyms
glucosylceramide synthase, a4galt, gb3/cd77 synthase, gb3 synthase, alpha1,4-galactosyltransferase, alpha1,4gal-t, gb3 galactosyltransferase, globotriaosylceramide synthase, gb3cer synthase, pk synthase, more
SYNONYM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
alpha1,4-galactosyltransferase
-
Gb3/CD77 synthase
-
Gb3Cer synthase
-
Pk synthase
-
A4GalT
-
-
alpha 1-4 galactosyltransferase
-
-
-
-
alpha1,4-galactosyltransferase
-
-
alpha1,4Gal-T
-
-
blood group P1 synthase
-
-
Gal-beta1-4Glcbeta1-Cer alpha1,4-galactosyltransferase
-
-
-
-
galactosyltransferase, uridine diphosphogalactose-lactosylceramide
-
-
-
-
galactosyltransferase, uridine diphosphogalactose-lactosylceramide alpha1-4-
-
-
-
-
Gb3 galactosyltransferase
-
-
-
-
GB3 synthase
Gb3/CD77 synthase
-
-
globotetraosyl ceramide synthase
-
-
globotriaosylceramide synthase
globotriaosylceramide/CD77 synthase
-
-
-
-
glucosylceramide synthase
-
-
histo-blood group Pk antigen synthase
-
-
-
-
histo-blood group Pk UDP-galactose
-
-
-
-
lactosylceramide 4-alpha-galactosyltransferase
-
-
lactosylceramide alpha1,4-galactosyltransferase
-
-
lactosylceramide alpha1,4galactosyltransferase
-
-
-
-
UDP-galactose-lactosylceramide galactosyltransferase
-
-
-
-
UDP-galactose:beta-D-galactosyl-beta-1-R 4-alpha-D-galactosyltransferase
-
-
-
-
UDP-galactose:lactosylceramide alpha-galactosyltransferase
-
-
-
-
UDP-galactose:lactosylceramide alpha1-4-galactosyltransferase
-
-
-
-
REACTION TYPE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
galactosyl group transfer
-
galactosyl group transfer
SYSTEMATIC NAME
IUBMB Comments
UDP-galactose:beta-D-galactosyl-(1->4)-D-glucosyl-(1<->1)-ceramide 4II-alpha-D-galactosyltransferase
For explanation of superscript II in systematic name, see {iupac/2carb/37#372::2-carb.37}.
CAS REGISTRY NUMBER
COMMENTARY hide
52725-57-2
-
SUBSTRATE
PRODUCT                       
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
Reversibility
r=reversible
ir=irreversible
?=not specified
UDP-Gal + Galbeta1,4Glc-PAA
UDP + ?
show the reaction diagram
i.e. Lac-PAA, precursor to Pk
-
-
?
UDP-Gal + Galbeta1,4GlcNAcbeta1,3Galbeta1,4Glc-PAA
UDP + ?
show the reaction diagram
i.e. nLc4-PAA, precursor to P1
-
-
?
UDP-Gal + GalNAcbeta1,3Galalpha1,4Galbeta1,4Glc-PAA
UDP + ?
show the reaction diagram
i.e. Gbeta4-PAA, precursor to NOR1
-
-
?
UDP-galactose + beta-D-galactosyl-(1-4)-D-glucosyl-(1-1)-ceramide
UDP + alpha-D-galactosyl-(1-4)-beta-D-galactosyl-(1-4)-D-glucosyl-(1-1)-ceramide
show the reaction diagram
-
-
-
?
UDP-galactose + beta-D-galactosyl-(1,4)-D-glucosylceramide
UDP + alpha-D-galactosyl-(1,4)-beta-D-galactosyl-(1,4)-D-glucosylceramide
show the reaction diagram
-
-
-
-
?
UDP-galactose + beta-D-galactosyl-(1,4)-N-acetyl-beta-D-glucosaminyl-alpha-D-galactosyl-(1,4)-beta-D-glucosylceramide
UDP + alpha-D-galactosyl-(1,4)-beta-D-galactosyl-(1,4)-N-acetyl-beta-D-glucosaminyl-alpha-D-galactosyl-(1,4)-beta-D-glucosylceramide
show the reaction diagram
-
P1 antigen synthesis
-
-
?
UDP-galactose + beta-D-galactosyl-(1-4)-D-glucosyl-(1-1)-ceramide
UDP + alpha-D-galactosyl-(1-4)-beta-D-galactosyl-(1-4)-D-glucosyl-(1-1)-ceramide
show the reaction diagram
-
-
-
-
?
UDP-galactose + beta-D-galactosyl-(1-4)-D-glucosylceramide
UDP + alpha-D-galactosyl-(1-4)-beta-D-galactosyl-(1-4)-D-glucosylceramide
show the reaction diagram
UDP-galactose + galactosylceramide
?
show the reaction diagram
-
-
-
-
?
UDP-galactose + lactose
?
show the reaction diagram
-
-
-
-
?
UDP-galactose + lactosylceramide
UDP + globotriaosylceramide
show the reaction diagram
additional information
?
-
NATURAL SUBSTRATE
NATURAL PRODUCT
REACTION DIAGRAM
ORGANISM
UNIPROT
COMMENTARY
(Substrate) hide
LITERATURE
(Substrate)
COMMENTARY
(Product) hide
LITERATURE
(Product)
REVERSIBILITY
r=reversible
ir=irreversible
?=not specified
UDP-galactose + beta-D-galactosyl-(1-4)-D-glucosyl-(1-1)-ceramide
UDP + alpha-D-galactosyl-(1-4)-beta-D-galactosyl-(1-4)-D-glucosyl-(1-1)-ceramide
show the reaction diagram
-
-
-
?
UDP-galactose + beta-D-galactosyl-(1,4)-D-glucosylceramide
UDP + alpha-D-galactosyl-(1,4)-beta-D-galactosyl-(1,4)-D-glucosylceramide
show the reaction diagram
-
-
-
-
?
UDP-galactose + beta-D-galactosyl-(1,4)-N-acetyl-beta-D-glucosaminyl-alpha-D-galactosyl-(1,4)-beta-D-glucosylceramide
UDP + alpha-D-galactosyl-(1,4)-beta-D-galactosyl-(1,4)-N-acetyl-beta-D-glucosaminyl-alpha-D-galactosyl-(1,4)-beta-D-glucosylceramide
show the reaction diagram
-
P1 antigen synthesis
-
-
?
UDP-galactose + beta-D-galactosyl-(1-4)-D-glucosyl-(1-1)-ceramide
UDP + alpha-D-galactosyl-(1-4)-beta-D-galactosyl-(1-4)-D-glucosyl-(1-1)-ceramide
show the reaction diagram
-
-
-
-
?
UDP-galactose + beta-D-galactosyl-(1-4)-D-glucosylceramide
UDP + alpha-D-galactosyl-(1-4)-beta-D-galactosyl-(1-4)-D-glucosylceramide
show the reaction diagram
UDP-galactose + lactosylceramide
UDP + globotriaosylceramide
show the reaction diagram
-
-
-
-
?
additional information
?
-
-
globotriaosylceramide, Gb3, is synthesized from lactosylceramide by alpha1,4-galactosyltransferase Gb3/CD77 synthase
-
-
?
METALS and IONS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Mn2+
required
INHIBITOR
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
2-deoxy-D-glucose
-
inhibits the Gb3S promoter activity in dose dependent manner
DL-threo-1-phenyl-2-palmitoylamino-3-morpholino-1-propanol
-
i.e. PPMP, a glycosphingolipid synthesis inhibitor
mithramycin A
-
inhibits the Gb3S promoter activity in dose dependent manner
phenyl-2-palmitylamino-3-pyrrolidino-1-propanol
-
-
streptozotocin
-
inhibits the Gb3S promoter activity in dose dependent manner
ACTIVATING COMPOUND
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
LPS
-
-
-
TNF-alpha
-
-
-
transcriptional factor Sp1
-
-
-
additional information
-
tumour stress activation of glucosylceramide synthase
-
KM VALUE [mM]
SUBSTRATE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
IMAGE
0.0013 - 0.0545
lactosylceramide
0.132 - 0.52
UDP-galactose
SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.0000001
-
lactosylceramide as acceptor
additional information
pH OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
6.3
about, assay at
7
-
THP-1 cells
TEMPERATURE OPTIMUM
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
37
assay at
37
-
enzyme assay
ORGANISM
COMMENTARY hide
LITERATURE
UNIPROT
SEQUENCE DB
SOURCE
SOURCE TISSUE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
SOURCE
globo series-related genes, and in particular, A4GALT, are elevated in epithelial cancer cells and associated with improved patient's outcome
Manually annotated by BRENDA team
rare polyagglutinable NOR erythrocytes
Manually annotated by BRENDA team
-
lower enzyme level in P2-type erythrocytes, high enzyme level in P1-type erythrocytes, no enzyme activity in p-erythrocytes
Manually annotated by BRENDA team
-
blood of a small p subject and a P1 control subject
Manually annotated by BRENDA team
-
choriocarcinoma cells
Manually annotated by BRENDA team
additional information
-
THP-1, RPMI 8226, Daudi, and Raji cell lines with detectable enzyme activity, no detectable enzyme activity: K562, KG-1, HL-60, Reh, MOLT-4, CCRF-CEM cell lines
Manually annotated by BRENDA team
LOCALIZATION
ORGANISM
UNIPROT
COMMENTARY hide
GeneOntology No.
LITERATURE
SOURCE
GENERAL INFORMATION
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
malfunction
metabolism
physiological function
malfunction
physiological function
additional information
UNIPROT
ENTRY NAME
ORGANISM
NO. OF AA
NO. OF TRANSM. HELICES
MOLECULAR WEIGHT[Da]
SOURCE
SEQUENCE
LOCALIZATION PREDICTION?
A4GAT_HUMAN
353
1
40499
Swiss-Prot
Mitochondrion (Reliability: 4)
MOLECULAR WEIGHT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
37500
x * 37500, recombinant c-Myc- and His6-tagged fragment A4GALT(130-1059), SDS-PAGE
SUBUNIT
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
?
x * 37500, recombinant c-Myc- and His6-tagged fragment A4GALT(130-1059), SDS-PAGE
PROTEIN VARIANTS
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
Q211E
STORAGE STABILITY
ORGANISM
UNIPROT
LITERATURE
-20°C
-
-70°C, however enzyme activity in RPMI 8226 cells destroyed by storage at -70°C
-
4°C, stable for several weeks in the presence of 20% glycerol
-
PURIFICATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
recombinant c-Myc- and His6-tagged fragment A4GALT(130-1059) from Spodoptera frugiperda Sf9 cells by nickel affinity chromatography
CLONED (Commentary)
ORGANISM
UNIPROT
LITERATURE
expressed in insect Namalwa cells
gene A4GALT, a fragment of the A4GALT gene spanning nucleotides 130-1059 of the open reading frame with C or G at position 631 respectively, is cloned in-frame with c-myc and hexahistidine tags and recombinantly expressed in Spodoptera frugiperda Sf9 cells
DNA sequence determination and analysis, functional expression in L-VTR1 cells, the recombinant cells produce high levels of P1 antigen in the cytoplasm with a small amount on the cell surface, expression as fusion protein with protein A secreted to the cell culture medium
-
expressed in mouse fibroblast L cells
-
expression analysis
-
expression of Gb3 synthase in transgenic TgG3S mice, and overexpression in COS-7 cells
-
the human Gb3S promoter is cloned and characterized
-
EXPRESSION
ORGANISM
UNIPROT
LITERATURE
globo series-related genes, and in particular, A4GALT, are elevated in epithelial cancer cells and associated with improved patient's outcome
10 mM 2-deoxy-D-glucose markedly reduces endogenous globotriaosylceramide synthase mRNA levels, can control globotriaosylceramide biosynthesis through the inhibition of globotriaosylceramide synthase transcription
-
APPLICATION
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
medicine
infections caused by Shiga toxin-producing Escherichia coli result in diarrhea, bloody diarrhea, and the hemolytic uremic syndrom, thus, it is important to better understand the pathways of intracellular transport of the toxin and to develop preventive and therapeutic measures for Shiga toxin-mediated diseases
medicine
-
verotoxin induces endothelial cell death via the verotoxin receptor globotriaosylceramide, Gb3/CD77, leading to hemolytic uremic syndrome
REF.
AUTHORS
TITLE
JOURNAL
VOL.
PAGES
YEAR
ORGANISM (UNIPROT)
PUBMED ID
SOURCE
Bailly, P.; Piller, F.; Cartron, J.P.; Leroy, Y.; Fournet, B.
Identification of UDP-galactose:lactose (lactosylceramide) alpha-4 and beta-3 galactosyltransferases in human kidney
Biochem. Biophys. Res. Commun.
141
84-91
1986
Homo sapiens
Manually annotated by BRENDA team
Iizuka, S.; Chen, S.H.; Yoshida, A.
Studies on the human blood group P system: an existence of UDP-Gal: lactosylceramide alpha 1 -> 4 galactosyltransferase in the small p type cells
Biochem. Biophys. Res. Commun.
137
1187-1195
1986
Homo sapiens
Manually annotated by BRENDA team
Chen, C.; Fenderson, B.A.; Andrews, P.W.; Hakomori, S.
Glycolipid glycosyltransferases in human embryonal carcinoma cells during retinoic acid induced differentiation
Biochemistry
28
2229-2238
1989
Homo sapiens
Manually annotated by BRENDA team
Stults, C.L.M.; Larsen, R.D.; Macher, B.A.
alpha-1,4Galactosyltransferase activity and Gbeta3Cer expression in human leukemia/lymphoma cell lines
Glycoconj. J.
12
680-689
1995
Homo sapiens
Manually annotated by BRENDA team
Kojima, Y.; Fukumoto, S.; Furukawa, K.; Okajima, T.; Wiels, J.; Yokoyama, K.; Suzuki, Y.; Urano, T.; Ohta, M.; Furukawa, K.
Molecular cloning of globotriaosylceramide/CD77 synthase, a glycosyltransferase that initiates the synthesis of Globo series glycosphingolipids
J. Biol. Chem.
275
15152-15156
2000
Homo sapiens
Manually annotated by BRENDA team
Steffensen, R.; Carlier, K.; Wiels, J.; Levery, S.B.; Stroud, M.; Cedergren, B.; Sojka, B.N.; Bennett, E.P.; Jersild, C.; Clausen, H.
Cloning and expression of the histo-blood group Pk UDP-galactose: Galbeta1-4Glcbeta1-Cer alpha1,4-galactosyltransferase. Molecular genetic basis of the p phenotype
J. Biol. Chem.
275
16723-16729
2000
Homo sapiens (Q9NPC4), Homo sapiens
Manually annotated by BRENDA team
Iwamura, K.; Furukawa, K.; Uchikawa, M.; Sojka, B.N.; Kojima, Y.; Wiels, J.; Shiku, H.; Urano, T.; Furukawa, K.
The blood group P1 synthase gene is identical to the Gb3/CD77 synthase gene: a clue to the solution of the P1/P2/p puzzle
J. Biol. Chem.
278
44429-44438
2003
Homo sapiens
Manually annotated by BRENDA team
Okuda, T.; Nakayama, K.I.
Identification and characterization of the human Gb3/CD77 synthase gene promoter
Glycobiology
18
1028-1035
2008
Homo sapiens
Manually annotated by BRENDA team
Schweppe, C.H.; Bielaszewska, M.; Pohlentz, G.; Friedrich, A.W.; Buentemeyer, H.; Alexander Schmidt, M.; Kim, K.S.; Peter-Katalini?, J.; Karch, H.; Muething, J.
Glycosphingolipids in vascular endothelial cells: relationship of heterogeneity in Gb3Cer/CD77 receptor expression with differential Shiga toxin 1 cytotoxicity
Glycoconj. J.
25
291-304
2008
Homo sapiens (Q9NPC4), Homo sapiens
Manually annotated by BRENDA team
Shin, I.S.; Ishii, S.; Shin, J.S.; Sung, K.I.; Park, B.S.; Jang, H.Y.; Kim, B.W.
Globotriaosylceramide (Gb3) content in HeLa cells is correlated to Shiga toxin-induced cytotoxicity and Gb3 synthase expression
BMB Rep.
42
310-314
2009
Homo sapiens
Manually annotated by BRENDA team
Okuda, T.; Furukawa, K.; Nakayama, K.
A novel, promoter-based, target-specific assay identifies 2-deoxy-D-glucose as an inhibitor of globotriaosylceramide biosynthesis
FEBS J.
276
5191-5202
2009
Homo sapiens
Manually annotated by BRENDA team
Ramkumar, S.; Sakac, D.; Binnington, B.; Branch, D.R.; Lingwood, C.A.
Induction of HIV-1 resistance: cell susceptibility to infection is an inverse function of globotriaosyl ceramide levels
Glycobiology
19
76-82
2009
Homo sapiens
Manually annotated by BRENDA team
Shiozuka, C.; Taguchi, A.; Matsuda, J.; Noguchi, Y.; Kunieda, T.; Uchio-Yamada, K.; Yoshioka, H.; Hamanaka, R.; Yano, S.; Yokoyama, S.; Mannen, K.; Kulkarni, A.B.; Furukawa, K.; Ishii, S.
Increased globotriaosylceramide levels in a transgenic mouse expressing human alpha1,4-galactosyltransferase and a mouse model for treating Fabry disease
J. Biochem.
149
161-170
2011
Homo sapiens
Manually annotated by BRENDA team
Yamaji, T.; Nishikawa, K.; Hanada, K.
Transmembrane BAX inhibitor motif containing (TMBIM) family proteins perturbs a trans-Golgi network enzyme, Gb3 synthase, and reduces Gb3 biosynthesis
J. Biol. Chem.
285
35505-35518
2010
Homo sapiens
Manually annotated by BRENDA team
Suchanowska, A.; Kaczmarek, R.; Duk, M.; Lukasiewicz, J.; Smolarek, D.; Majorczyk, E.; Jaskiewicz, E.; Laskowska, A.; Wasniowska, K.; Grodecka, M.; Lisowska, E.; Czerwinski, M.
A single point mutation in the gene encoding Gb3/CD77 synthase causes a rare inherited polyagglutination syndrome
J. Biol. Chem.
287
38220-38230
2012
Homo sapiens (Q9NPC4), Homo sapiens
Manually annotated by BRENDA team
Kaczmarek, R.; Duk, M.; Szymczak, K.; Korchagina, E.; Tyborowska, J.; Mikolajczyk, K.; Bovin, N.; Szewczyk, B.; Jaskiewicz, E.; Czerwinski, M.
Human Gb3/CD77 synthase reveals specificity toward two or four different acceptors depending on amino acid at position 211, creating Pk, P1 and NOR blood group antigens
Biochem. Biophys. Res. Commun.
470
168-174
2016
Homo sapiens (Q9NPC4), Homo sapiens
Manually annotated by BRENDA team
Tyler, A.; Johansson, A.; Karlsson, T.; Gudey, S.K.; Braennstroem, T.; Grankvist, K.; Behnam-Motlagh, P.
Targeting glucosylceramide synthase induction of cell surface globotriaosylceramide (Gb3) in acquired cisplatin-resistance of lung cancer and malignant pleural mesothelioma cells
Exp. Cell Res.
336
23-32
2015
Homo sapiens
Manually annotated by BRENDA team
Jacob, F.; Alam, S.; Konantz, M.; Liang, C.Y.; Kohler, R.S.; Everest-Dass, A.V.; Huang, Y.L.; Rimmer, N.; Fedier, A.; Schoetzau, A.; Lopez, M.N.; Packer, N.H.; Lengerke, C.; Heinzelmann-Schwarz, V.
Transition of mesenchymal and epithelial cancer cells depends on alpha1-4 galactosyltransferase-mediated glycosphingolipids
Cancer Res.
78
2952-2965
2018
Homo sapiens (Q9NPC4)
Manually annotated by BRENDA team
Kaczmarek, R.; Mikolajewicz, K.; Szymczak, K.; Duk, M.; Majorczyk, E.; Krop-Watorek, A.; Buczkowska, A.; Czerwinski, M.
Evaluation of an amino acid residue critical for the specificity and activity of human Gb3/CD77 synthase
Glycoconj. J.
33
963-973
2016
Homo sapiens (Q9NPC4), Homo sapiens
Manually annotated by BRENDA team
Lv, X.; Chen, Y.; Luo, Y.; Li, L.; Wang, H.
The synonymous 903C>G mutation in the alpha 1,4-galactosyltransferase gene in a Chinese woman with habitual abortion A case report
Medicine (Baltimore)
98
e16361
2019
Homo sapiens (Q9NPC4), Homo sapiens
Manually annotated by BRENDA team
Kaczmarek, R.; Szymczak-Kulus, K.; Bereznicka, A.; Mikolajczyk, K.; Duk, M.; Majorczyk, E.; Krop-Watorek, A.; Klausa, E.; Skowronska, J.; Michalewska, B.; Brojer, E.; Czerwinski, M.
Single nucleotide polymorphisms in A4GALT spur extra products of the human Gb3/CD77 synthase and underlie the P1PK blood group system
PLoS ONE
13
e0196627
2018
Homo sapiens (Q9NPC4), Homo sapiens
Manually annotated by BRENDA team