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Literature summary for 2.4.1.13 extracted from

  • Tanase, K.; Yamaki, S.
    Purification and characterization of two sucrose synthase isoforms from Japanese pear fruit (2000), Plant Cell Physiol., 41, 408-414.
    View publication on PubMed
Search for more literature for 2.4.1.13

Inhibitors

Inhibitors Comment Organism Structure
Cu2+ 80-90% inhibition at 1 mM Pyrus pyrifolia
Hg2+ 80% inhibition at 1 mM Pyrus pyrifolia
Zn2+ 80-90% inhibition at 1 mM Pyrus pyrifolia

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.05
-
 UDP-glucose
-
 Pyrus pyrifolia
0.069
-
 UDP
-
 Pyrus pyrifolia
18.6
-
 fructose
-
 Pyrus pyrifolia
37.6
-
 sucrose
-
 Pyrus pyrifolia

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
360000
-
 gel filtration, SS I and SS II Pyrus pyrifolia

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
UDP + sucrose Pyrus pyrifolia role of isoforms I, II UDP-glucose + D-fructose
-
 r

Organism

Organism UniProt Comment Textmining
Pyrus pyrifolia
-
 var. Rehder var. culta Rehder cv. Hosui, isoforms SS I, SS II
-

Purification (Commentary)

Purification (Comment) Organism
-
 Pyrus pyrifolia

Source Tissue

Source Tissue Comment Organism Textmining
fruit
-
 Pyrus pyrifolia
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
UDP + sucrose
-
 Pyrus pyrifolia UDP-glucose + D-fructose
-
 ?
UDP + sucrose role of isoforms I, II Pyrus pyrifolia UDP-glucose + D-fructose
-
 r
UDPglucose + D-fructose
-
 Pyrus pyrifolia UDP + sucrose
-
 r

Subunits

Subunits Comment Organism
tetramer 4 x 83000, SDS-PAGE, SS I and SS II Pyrus pyrifolia