5.3.1.13: arabinose-5-phosphate isomerase
This is an abbreviated version!
For detailed information about arabinose-5-phosphate isomerase, go to the full flat file.
Word Map on EC 5.3.1.13
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5.3.1.13
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kdo
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3-deoxy-d-manno-octulosonate
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lipopolysaccharide
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lps
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d-ribulose
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isomerization
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isomerases
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d-ribulose-5-phosphate
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cmp-kdo
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beta-synthase
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mime
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cystathionine
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8-phosphate
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uropathogenic
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enediol
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3-deoxy-d-manno-oct-2-ulosonic
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d-glucitol
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single-domain
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fragilis
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k-antigen
- 5.3.1.13
- kdo
- 3-deoxy-d-manno-octulosonate
- lipopolysaccharide
- lps
- d-ribulose
-
isomerization
- isomerases
- d-ribulose-5-phosphate
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cmp-kdo
- beta-synthase
-
mime
- cystathionine
-
8-phosphate
-
uropathogenic
-
enediol
-
3-deoxy-d-manno-oct-2-ulosonic
- d-glucitol
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single-domain
- fragilis
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k-antigen
Reaction
Synonyms
A5P isomerase, A5PI, API, arabinose 5-phosphate isomerase, Arabinose phosphate isomerase, Arabinose phosphate isomerase, arabinose phosphate, arabinose-5-phosphate isomerase, BF9343_0136, c3406 protein, D-Arabinose 5-phosphate isomerase, D-arabinose-5-phosphate isomerase, D-arabinose-5-phosphate ketol-isomerase, D-arabinose-5P isomerase, G-API, GutQ, Isomerase, arabinose phosphate, K-API, KdsD, KpsF, KPSF protein, L-API, Phosphoarabinoisomerase, YrbH
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Substrates Products
Substrates Products on EC 5.3.1.13 - arabinose-5-phosphate isomerase
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REACTION DIAGRAM
3-deoxy-D-arabinose 5-phosphate
3-deoxy-D-glycero-pentulose 5-phosphate
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KdsD converts 3-deoxy-A5P to 3-deoxy-Ru5P, but the catalysis proceeds tenfold slower than for the natural substrate isomerization
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-
?
4-deoxy-D-arabinose 5-phosphate
4-deoxy-D-glycero-pentulose 5-phosphate
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KdsD converts 4-deoxy-A5P to 4-deoxy-Ru5P, but the catalysis proceeds slower than for the natural substrate isomerization
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-
?
4-deoxy-D-threo-arabinose 5-phosphate
4-deoxy-D-glycero-pentulose 5-phosphate
the isomerization rate for this compound is 2fold higher than that of the natural substrate
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-
?
4-deoxy-D-threo-pentofuranose 5-phosphate
4-deoxy-D-glycero-pentulose 5-phosphate
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the catalytic efficiency is comparable with the natural substrate D-arabinose 5-phosphate
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-
?
3-deoxy-D-glycero-pentulose 5-phosphate
the catalysis proceeds 10fold slower than for the natural substrate isomerization
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-
?
3-deoxy-D-threo-pentofuranose 5-phosphate
3-deoxy-D-glycero-pentulose 5-phosphate
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the catalytic efficiency is about 1000times lower than for the natural substrate D-arabinose 5-phosphate
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-
?
D-Ribulose 5-phosphate
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-
-
-
?
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
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r
-
?
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
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r
-
-
?
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
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-
-
-
?
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
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no activity with D-ribose-5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose-6-phosphate, alpha-D-glucose-1-phosphate and D-glucosamine-6-phosphate, Ru5P, no activity with D-ribose-5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose-6-phosphate, alpha-D-glucose-1-phosphate and D-glucosamine-6-phosphate
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r
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
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-
Ru5P, no activity with D-ribose-5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose-6-phosphate, alpha-D-glucose-1-phosphate and D-glucosamine-6-phosphate
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r
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
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the gut operon is inducible. GutQ is not directly involved in D-glucitol catabolism. The conditional mutant TCM15(DELTAgutQDELTAkdsD) is dependent on exogenous D-arabinose 5-phosphate both for lipopolysaccharide synthesis/growth and for upregulation of the gut operon
-
-
?
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
A5P
Ru5P, no activity with D-ribose-5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose-6-phosphate, alpha-D-glucose-1-phosphate and D-glucosamine-6-phosphate
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r
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
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no activity with D-ribose-5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose-6-phosphate, alpha-D-glucose-1-phosphate and D-glucosamine-6-phosphate, Ru5P, no activity with D-ribose-5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose-6-phosphate, alpha-D-glucose-1-phosphate and D-glucosamine-6-phosphate
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r
D-Arabinose 5-phosphate
D-Ribulose 5-phosphate
A5P
Ru5P, no activity with D-ribose-5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose-6-phosphate, alpha-D-glucose-1-phosphate and D-glucosamine-6-phosphate
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r
D-Ribulose 5-phosphate
?
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the product arabinose 5-phosphate is the precursor for 2-keto-3-deoxyoctonate, a constituent of a cell wall lipopolysaccharide
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-
?
D-Ribulose 5-phosphate
?
Escherichia coli B / ATCC 11303
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the product arabinose 5-phosphate is the precursor for 2-keto-3-deoxyoctonate, a constituent of a cell wall lipopolysaccharide
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-
?
D-ribulose 5-phosphate
D-arabinose 5-phosphate
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first enzyme in the biosynthesis of 3-deoxy-D-manno-octulosonate
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r
D-ribulose 5-phosphate
D-arabinose 5-phosphate
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synthesis of 3-deoxy-D-manno-oct-2-ulosonic acid, biofilm formation
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r
?
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no substrates: D-arabinose, D-arabinose-5-phosphate, D-glucose-6-phosphate, D-mannose-6-phosphate, D-glucosamine-6-phosphate, D-glucose-1-phosphate, and D-ribose-5-phosphate
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-
?
additional information
?
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-
no substrates: D-arabinose, D-arabinose-5-phosphate, D-glucose-6-phosphate, D-mannose-6-phosphate, D-glucosamine-6-phosphate, D-glucose-1-phosphate, and D-ribose-5-phosphate
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-
?
additional information
?
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DL-glyceraldehyde 3-phosphate and D-erythrose 4-phosphate do not serve as alternate substrates
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?
additional information
?
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key enzyme in synthesis of lipopolysaccharides
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-
?
additional information
?
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D-ribose 5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose 6-phosphate, and D-glucosamine 6-phosphate are no substrates
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-
?
additional information
?
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the enzyme does not isomerize D-xylulose-5-phosphate, D-arabinose, D-ribose, and D-ribulose
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-
?
additional information
?
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-
D-ribose 5-phosphate, D-arabinose, D-glucose-6-phosphate, D-mannose 6-phosphate, and D-glucosamine 6-phosphate are no substrates
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-
?
additional information
?
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enzyme is required for 3-deoxy-D-manno-octulosonic acid biosynthesis and for both lipooligosaccharide assembly and capsular polysaccharide expression
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?
additional information
?
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no activity with D-ribose 5-phosphate
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-
?
additional information
?
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KdsD may bind the furanose form of D-arabinose 5-phosphate. The hydroxyl group at C3 and the phosphate group at C5 of the KdsD substrate are important for substrate recognition
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-
?
additional information
?
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-
KdsD may bind the furanose form of D-arabinose 5-phosphate. The hydroxyl group at C3 and the phosphate group at C5 of the KdsD substrate are important for substrate recognition
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-
?
additional information
?
-
KdsD may bind the furanose form of D-arabinose 5-phosphate. The hydroxyl group at C3 and the phosphate group at C5 of the KdsD substrate are important for substrate recognition
-
-
?
additional information
?
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-
no biofilm formation by the deletion mutant CDY176
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-
?