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Homospermidine synthase (EC 2.5.1.44) is an
enzyme with
systematic name putrescine:putrescine 4-aminobutyltransferase (ammonia-forming). This
enzyme catalyses...
- In enzymology, a
homospermidine synthase (spermidine-specific) (EC 2.5.1.45) is an
enzyme that
catalyzes the
chemical reaction spermidine + putrescine...
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structure includes a
unique lipid formation,
major 2-OH
fatty acids,
homospermidine as the
primary polyamine, and
signature nucleotide bases within the...
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enzyme homospermidine synthase. The
polyamines putrescine and
spermidine are
derived from the
basic amino acid arginine. Subsequently,
homospermidine synthase...
- antibiotics. This
protein family also
includes saccharopine dehydrogenase and
homospermidine synthase. It is
found in prokaryotes,
eukaryotes and archaea. Simplistically...
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derivatives Non-esters In plants:
ornithine or
arginine →
putrescine →
homospermidine →
retronecine Retronecine, heliotridine,
laburnine Complex esters of...
- et al. (1998). "Unusual
polyamines in
aquatic plants: the
occurrence of
homospermidine, norspermidine, thermospermine, norspermine, aminopropylhomospermidine...
- (2003). "Molecular
evolution by
change of function. Alkaloid-specific
homospermidine synthase retained all
properties of
deoxyhypusine synthase except binding...
- It has been
isolated from a hot
spring in
Rotorua in New Zealand.
Homospermidine and
homospermine are its
major polyamines. Parte, A.C. "Thermonema"...
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reaction catalyzed by
homospermidine synthase (HSS), an
aminopropyl group from
putrescine is
transferred to
spermidine to form
homospermidine,
releasing 1,3-diaminopropane...
