1.17.1.8: 4-hydroxy-tetrahydrodipicolinate reductase
This is an abbreviated version!
For detailed information about 4-hydroxy-tetrahydrodipicolinate reductase, go to the full flat file.
Word Map on EC 1.17.1.8
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1.17.1.8
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diaminopimelate
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glutamicum
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meso-diaminopimelate
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aspartokinase
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imine
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dhdps
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2,6-pyridinedicarboxylate
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medicine
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alpha,beta-unsaturated
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2'-phosphate
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s-2-aminoethyl-l-cysteine
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aspartate-semialdehyde
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drug development
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agriculture
- 1.17.1.8
- diaminopimelate
- glutamicum
- meso-diaminopimelate
- aspartokinase
- imine
- dhdps
- 2,6-pyridinedicarboxylate
- medicine
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alpha,beta-unsaturated
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2'-phosphate
- s-2-aminoethyl-l-cysteine
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aspartate-semialdehyde
- drug development
- agriculture
Reaction
Synonyms
AbDHDPR, CRR1, DapB, DHDP reductase, DHDPR, DHPR, dihydrodipicolinate reductase, dihydrodipicolinate reductase-like protein, dihydrodipicolinic acid reductase, EC 1.3.1.26, MRSA-DHDPR, reductase, dihydrodipicolinate
ECTree
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Natural Substrates Products
Natural Substrates Products on EC 1.17.1.8 - 4-hydroxy-tetrahydrodipicolinate reductase
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REACTION DIAGRAM
(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
dihydrodipicolinate + NADH + H+
tetrahydrodipicolinate + NAD+
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substrate dihydrodipicolinate is instable
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additional information
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DHDPR accepts (4S)-4-hydroxy-2,3,4,5-tetrahydro-(2S)-dipicolinic acid as true substrate rather than dihydrodipicolinate, suggesting that DHDPR catalyzes an overall deoxygenation reaction, likely by a dehydratase-reductase route, substrate specificity, overview. A critical role is played by residue His 159 in the catalytic mechanism of DHDPR. Replacement of this residue with an alanine or a glutamine is reported to result in a 150-200fold reduction in catalytic rate as well as a 6fold increase in KM. His 159 has been proposed to act as a general acid during catalysis, providing the proton required after hydride addition. No activity with beta-hydroxypyruvate and 3-fluoropyruvate
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(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
the enzyme catalyses the second reaction in the diaminopimelate pathway of lysine biosynthesis in bacteria and plants
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(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
the enzyme catalyzes the second committed step in the diaminopimelate/lysine anabolic pathways
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(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
the enzyme catalyzes the second committed step in the diaminopimelate/lysine anabolic pathways
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(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
the enzyme is involved in L-lysine biosynthesis
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(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
the enzyme is involved in L-lysine biosynthesis
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(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
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?
(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
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?
(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
the enzyme catalyses the second reaction in the diaminopimelate pathway of lysine biosynthesis in bacteria and plants
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(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
the enzyme catalyses the second reaction in the diaminopimelate pathway of lysine biosynthesis in bacteria and plants
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(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
involved in L-lysine biosynthesis
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?
(S)-2,3,4,5-tetrahydropyridine-2,6-dicarboxylate + NAD(P)+ + H2O
(2S,4S)-4-hydroxy-2,3,4,5-tetrahydrodipicolinate + NAD(P)H + H+
involved in L-lysine biosynthesis
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2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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highest activity during exponential growth phase
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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no regulatory effect of lysine
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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ir
2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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lysine and diaminopimelate biosynthesis pathway
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
lysine and diaminopimelate biosynthesis pathway
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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determination of metabolic block in the pathway in mutant M-203
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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enzyme is a part of the biosynthetic pathway leading to meso-diaminopimelic acid and L-lysine in bacteria and higher plants
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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highest activity during exponential growth phase
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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repressed by lysine
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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essentially involved in cell wall synthesis
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
second step in the biosynthesis of meso-diaminopimelate, a bacterial cell wall component, and is involved in L-lysine biosynthesis
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
second step in the biosynthesis of meso-diaminopimelate, a bacterial cell wall component, and is involved in L-lysine biosynthesis
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2,3-dihydrodipicolinate + NAD(P)H
2,3,4,5-tetrahydrodipicolinate + NAD(P)+
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