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Literature summary for 2.7.1.77 extracted from

  • Asano, Y.; Mihara, Y.; Yamada, H.
    A novel selective nucleoside phosphorylating enzyme from Morganella morganii (1999), J. Biosci. Bioeng., 87, 732-738.
    View publication on PubMed

Crystallization (Commentary)

Crystallization (Comment) Organism
-
Morganella morganii

Inhibitors

Inhibitors Comment Organism Structure
Ag+
-
Morganella morganii
AgCl 1 mM, 91% inhibition Morganella morganii
Cu2+
-
Morganella morganii
CuSO4 1 mM, 23% inhibition Morganella morganii
Hg2+ 1 mM HgCl2, 18% inhibition Morganella morganii
iodoacetate 1 mM, 41% inhibition Morganella morganii
PCMB 1 mM, 17% inhibition Morganella morganii

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.73
-
diphosphate pH 5.0 Morganella morganii
122
-
Inosine pH 5.0 Morganella morganii

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
25000
-
6 * 25000, SDS-PAGE Morganella morganii
160000
-
gel filtration Morganella morganii

Organism

Organism UniProt Comment Textmining
Morganella morganii
-
NCIMB10466
-
Morganella morganii NCIMB10466
-
NCIMB10466
-

Purification (Commentary)

Purification (Comment) Organism
-
Morganella morganii

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
4.7
-
-
Morganella morganii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
4-nitrophenyl phosphate + inosine 115% of the activity with diphosphate Morganella morganii 4-nitrophenol + IMP
-
?
4-nitrophenyl phosphate + inosine 115% of the activity with diphosphate Morganella morganii NCIMB10466 4-nitrophenol + IMP
-
?
4-nitrophenyl phosphate + uridine 115% of the activity with diphosphate Morganella morganii 4-nitrophenol + 5'-UMP
-
?
4-nitrophenyl phosphate + uridine 115% of the activity with diphosphate Morganella morganii NCIMB10466 4-nitrophenol + 5'-UMP
-
?
acetylphosphate + inosine 233% of the activity with diphosphate Morganella morganii acetate + IMP
-
?
ADP + inosine 26% of the activity with diphosphate Morganella morganii AMP + IMP
-
?
AMP + inosine 62% of the activity with diphosphate Morganella morganii adenosine + IMP
-
?
ATP + inosine 13% of the activity with diphosphate Morganella morganii ADP + IMP
-
?
carbamoyl phosphate + inosine 276% of the activity with diphosphate Morganella morganii carbamate + IMP
-
?
diphosphate + adenosine 35% of the activity with inosine Morganella morganii phosphate + 5'-AMP
-
?
diphosphate + cytidine 29% of the activity with inosine Morganella morganii phosphate + 5'-AMP
-
?
diphosphate + guanosine 35% of the activity with inosine Morganella morganii phosphate + 5'-GMP
-
?
diphosphate + inosine
-
Morganella morganii phosphate + 5'-IMP
-
?
diphosphate + inosine
-
Morganella morganii NCIMB10466 phosphate + 5'-IMP
-
?
diphosphate + uridine 47% of the activity with inosine Morganella morganii phosphate + 5'-AMP
-
?
diphosphate + xanthosine 54% of the activity with inosine Morganella morganii phosphate + 5'-XMP
-
?
glucose 6-phosphate + inosine 95% of the activity with diphosphate Morganella morganii D-glucose + IMP
-
?
phenylphosphate + inosine 164% of the activity with diphosphate Morganella morganii IMP + phenol
-
?
phenylphosphate + inosine 164% of the activity with diphosphate Morganella morganii NCIMB10466 IMP + phenol
-
?
tripolyphosphate + inosine 13% of the activity with diphosphate Morganella morganii ? + IMP
-
?
tripolyphosphate + inosine 13% of the activity with diphosphate Morganella morganii NCIMB10466 ? + IMP
-
?

Subunits

Subunits Comment Organism
hexamer 6 * 25000, SDS-PAGE Morganella morganii

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
-
Morganella morganii

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
additional information
-
-
Morganella morganii
30
-
pH 5.0, 30 min, stable Morganella morganii

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5.2
-
phosphotransferase activity Morganella morganii
6
-
dephosphorylation Morganella morganii

pH Range

pH Minimum pH Maximum Comment Organism
4 6.5 pH 4.0: 30% of maximal activity, pH 6.5: about 60% of maximal activity, phosphotransferase activity Morganella morganii

pH Stability

pH Stability pH Stability Maximum Comment Organism
3 12 stable Morganella morganii