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Literature summary for 2.4.1.50 extracted from

  • Carnicero, H.H.; Adamany, A.M.; Englard, S.
    Collagen glucosyl- and galactosyltransferases of cultured human fetal lung fibroblasts (1981), Arch. Biochem. Biophys., 210, 678-690.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.028
-
calf skin collagen value based on actual amount of galactosylhydroxylysyl-residues in calf skin collagen Homo sapiens
0.049
-
UDPgalactose calf skin collagen as acceptor Homo sapiens
0.28
-
ichthyocol value based on actual amount of galactosylhydroxylysyl-residues in ichthyocol Homo sapiens

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ activates, 60% as effective as Mn2+ Homo sapiens
Mg2+ activates, 20% as effective as Mn2+ Homo sapiens
Mn2+ requirement Homo sapiens
Mn2+ optimal concentration: 5-10 mM Homo sapiens
additional information not activated by Cu2+ Homo sapiens
additional information not activated by Zn2+ Homo sapiens
additional information not activated by Co2+ Homo sapiens
additional information not activated by Ni2+ Homo sapiens
additional information not activated by Cd2+ Homo sapiens
additional information not activated by Fe2+ Homo sapiens

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
additional information Homo sapiens intracellular post-translational modification in collagen biosynthesis ?
-
?

Organism

Organism UniProt Comment Textmining
Homo sapiens
-
-
-

Purification (Commentary)

Purification (Comment) Organism
partial, solubilized with Triton X-100 Homo sapiens

Source Tissue

Source Tissue Comment Organism Textmining
embryo
-
Homo sapiens
-
fetus
-
Homo sapiens
-
IMR-90 cell fetal lung diploid fibroblasts, cell lines WI-38 and IMR-90 Homo sapiens
-
WI-38 cell fetal lung diploid fibroblasts, WI-38 and IMR-90 cells Homo sapiens
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information no acceptor: thyroglobulin unit B Homo sapiens ?
-
?
additional information no acceptor: free hydroxylysine Homo sapiens ?
-
?
additional information intracellular post-translational modification in collagen biosynthesis Homo sapiens ?
-
?
UDP-alpha-D-galactose + calf skin collagen
-
Homo sapiens ?
-
?
UDPgalactose + ichthyocol fish collagen ichthyocol as best substrate, peptides derived from collagenase- and pronase-digestion of ichthyocol are less effective Homo sapiens ?
-
?
UDPgalactose + procollagen 5-hydroxy-L-lysine acid-soluble calf skin collagen Homo sapiens UDP + procollagen 5-(D-galactosyloxy)-L-lysine
-
?
UDPgalactose + procollagen 5-hydroxy-L-lysine fish collagen ichthyocol as best substrate, peptides derived from collagenase- and pronase-digestion of ichthyocol are less effective, native collagens from swim bladder or calf skin are more efficient substrates than collagen glycopeptides Homo sapiens UDP + procollagen 5-(D-galactosyloxy)-L-lysine
-
?
UDPgalactose + procollagen 5-hydroxy-L-lysine bovine glomerular basement membranes with carbohydrate units removed, native less effective Homo sapiens UDP + procollagen 5-(D-galactosyloxy)-L-lysine
-
?
UDPgalactose + procollagen 5-hydroxy-L-lysine high specificity for specific hydroxylysine residues in collagen Homo sapiens UDP + procollagen 5-(D-galactosyloxy)-L-lysine
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
37
-
assay at Homo sapiens

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6 6.5 2 pH-optima: 6-6.5 and 7.5-8 Homo sapiens
7.5 8 2 pH-optima: 6-6.5 and 7.5-8 Homo sapiens