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1.2.1.16: succinate-semialdehyde dehydrogenase [NAD(P)+]

This is an abbreviated version!
For detailed information about succinate-semialdehyde dehydrogenase [NAD(P)+], go to the full flat file.

Word Map on EC 1.2.1.16

Reaction

succinate semialdehyde
+
NAD(P)+
+
H2O
=
succinate
+
NAD(P)H
+
H+

Synonyms

3-sulfopropanal dehydrogenase, ALDH, BADH, BsSSADH, cce4228, cce4228 protein, dehydrogenase, succinate semialdehyde (nicotinamide adenine dinucleotide (phosphate)), gabD, GabD dehydrogenase, GabD1, gapN-2, More, NAD(P)+-coupled 3-sulfopropanal dehydrogenase, NAD(P)+-dependent benzaldehyde dehydrogenase, NAD(P)+-dependent succinate semialdehyde dehydrogenase, NAD(P)+-dependent succinic semialdehyde dehydrogenase, NAD(P)-dependent benzaldehyde dehydrogenase, NAD+/NADP+-dependent benzaldehyde dehydrogenase, NAD+/NADP+-dependent SSADH, SpSSADH, SSA dehydrogenase, SSADH, SSADH-II, SSADHase, SSDH, SSO1842, ST0064, succinate semialdehyde dehydrogenase, succinate semialdehyde dehydrogenase (nicotinamide adenine dinucleotide (phosphate)), succinate-semialdehyde dehydrogenase, succinate-semialdehyde dehydrogenase (NAD(P)), succinate-semialdehyde dehydrogenase (NAD(P)+), succinic semialdehyde dehydrogenase, succinic semialdehyde:NAD(P)+ oxidoreductase, sulfopropanal dehydrogenase, YneI

ECTree

     1 Oxidoreductases
         1.2 Acting on the aldehyde or oxo group of donors
             1.2.1 With NAD+ or NADP+ as acceptor
                1.2.1.16 succinate-semialdehyde dehydrogenase [NAD(P)+]

pH Range

pH Range on EC 1.2.1.16 - succinate-semialdehyde dehydrogenase [NAD(P)+]

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pH RANGE
ORGANISM
UNIPROT
COMMENTARY hide
LITERATURE
5 - 10
-
KM value for NAD+ increases from 0.3 to 1 mM as the pH changes from pH 5 to 10. The pH profile data are obtained at a NAD+ concentration of 5 mM, essentially saturating across the entire pH range. Similarly, data for the NADP+ pH profile are obtained at 10 mM NADP+
5.5 - 10
-
the enzyme cannot be assayed below pH 5.5, due to precipitation and loss of activity
7 - 9.3
-
at pH 7.0 and 9.3: about 30% of activity maximum
7.5 - 9.5
-
-
8 - 10.5
specific activity increases steadily to a broad optimum
8.7 - 10.6
-
with NAD+, at pH 8.7: 45% of activity maximum, at pH 10.6: about 50% of activity maximum
8.7 - 10.9
-
with NADP+, at pH 8.7: about 30% of activity maximum, at pH 10.9: about 65% of activity maximum
additional information
-
The pH profiles are bell-shaped indicating that two ionizable groups are involved in the catalytic mechanism.