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5.3.1.6: ribose-5-phosphate isomerase

This is an abbreviated version!
For detailed information about ribose-5-phosphate isomerase, go to the full flat file.

Word Map on EC 5.3.1.6

Reaction

D-ribose 5-phosphate
=
D-ribulose 5-phosphate

Synonyms

5-phosphate ketol-isomerase, 5-Phosphoribose isomerase, CTRPI, CTRpiB, D-Ribose 5-phosphate isomerase, D-ribose-5-phosphate isomerase, D-ribose-5-phosphate isomerase A, D-ribose-5-phosphate isomerase B, D-ribose-5-phosphate ketol-isomerase, D-xylose ketol-isomerase, EcRpiB, Isomerase, ribose phosphate, LINJ_28_2100, LMJF_28_1970, MJ1603, MtRpiB, Phosphopentoisomerase, Phosphopentose isomerase, Phosphoriboisomerase, ribose 5-phosphate isomerase A, Ribose phosphate isomerase, Ribose-5-P isomerase, ribose-5-phosphate isomerase, ribose-5-phosphate isomerase B, ribose-5-phosphate isomerase type B, Ribosephosphate isomerase A, Ribosephosphate isomerase B, RPI, RPI2 protein, RpiA, RpiB, SMU1234, SMU2142, Tc00.1047053509199.24, TM1080, type B ribose 5-phosphate isomerase, type B ribose-5-phosphate isomerase, type B Rpi

ECTree

     5 Isomerases
         5.3 Intramolecular oxidoreductases
             5.3.1 Interconverting aldoses and ketoses, and related compounds
                5.3.1.6 ribose-5-phosphate isomerase

Specific Activity

Specific Activity on EC 5.3.1.6 - ribose-5-phosphate isomerase

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SPECIFIC ACTIVITY [µmol/min/mg]
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
0.0005
-
using D-sorbose as substrate, at 35°C and pH 7.5
0.0011
-
using L-fructose as substrate, at 35°C and pH 7.5
0.0013
-
using L-tagatose as substrate, at 35°C and pH 7.5
0.0019
-
using D-allose as substrate, at 35°C and pH 7.5
0.0021
-
using D-psicose as substrate, at 35°C and pH 7.5
0.0025
-
using D-ribose as substrate, at 35°C and pH 7.5
0.0053
-
using D-gulose as substrate, at 35°C and pH 7.5
0.0096
-
using L-lyxose as substrate, at 35°C and pH 7.5
0.019
-
using L-talose as substrate, at 35°C and pH 7.5
0.027
-
using L-lyxose as substrate, at 35°C and pH 7.5
0.048
-
using D-ribulose as substrate, at 35°C and pH 7.5
0.058
-
using D-glucose 6-phosphate as substrate, at 35°C and pH 7.5
0.121
-
using L-xylulose as substrate, at 35°C and pH 7.5
0.2
-
after 9.1fold purification, at pH 8.0 and 75°C
0.21
-
purified enzyme, using D-tagatose as substrate, at 65°C and pH 7.5
0.259
mutant enzyme H98A, using D-psicose as substrate, pH 7.5, 80°C
0.299
0.388
-
using D-ribose 5-phosphate as substrate, at 35°C and pH 7.5
0.53
-
purified enzyme, using L-allose as substrate, at 65°C and pH 7.5
0.698
mutant enzyme N99A, using D-psicose as substrate, pH 7.5, 80°C
0.917
mutant enzyme T67A, using D-psicose as substrate, pH 7.5, 80°C
1
-
substrate D-sorbose, pH 7.5, 40°C
1.256
mutant enzyme H9A, using D-psicose as substrate, pH 7.5, 80°C
1.815
mutant enzyme T135A, using D-psicose as substrate, pH 7.5, 80°C
1.994
wild type enzyme, using D-psicose as substrate, pH 7.5, 80°C
12
-
purified enzyme, using L-psicose as substrate, at 65°C and pH 7.5
120
-
substrate D-gulose, pH 7.5, 40°C
14
-
substrate D-ribulose, pH 7.5, 40°C
15
-
substrate D-allose, pH 7.5, 40°C
1700
-
-
187
-
cell lysate, at 50°C and pH 7.0
19680
2.313
mutant enzyme R132A, using D-psicose as substrate, pH 7.5, 80°C
25690
272
-
purified enzyme, using L-ribose as substrate, at 65°C and pH 7.5
28
-
substrate L-talose, pH 7.5, 40°C
290
-
after purification, at 50°C and pH 7.0
3
-
substrate D-psicose, pH 7.5, 40°C
45
-
substrate L-talose, pH 7.5, 40°C
50
-
purified enzyme, using D-talose as substrate, at 65°C and pH 7.5
53
-
substrate D-ribose, pH 7.5, 40°C
57
-
substrate L-xylulose, pH 7.5, 40°C
600
-
purified enzyme, using L-allose as substrate, at 65°C and pH 7.5
7
-
substrate L-lyxose, pH 7.5, 40°C
720
-
purified enzyme, using L-ribulose as substrate, at 65°C and pH 7.5
9
-
substrate L-fructose, pH 7.5, 40°C
additional information