2.5.1.16: spermidine synthase

This is an abbreviated version!
For detailed information about spermidine synthase, go to the full flat file.

Reaction

Synonyms

aminopropyltransferase, aminopropyltransferase spermidine synthase, AtSPDS1, AtSPDS2, MdSPDS1, PAPT, PgSPD, putrescine aminopropyltransferase, Spd synthase, SPDS, SPDS2, SPDSYN, spe-sdh, spe3, SpeE, spermidine synthase, spermidine synthase 1, spermidine synthetase, Spm synthase, SpSyn, Synpcc7942_0628, synthase, spermidine

ECTree

     2 Transferases

         2.5 Transferring alkyl or aryl groups, other than methyl groups

             2.5.1 Transferring alkyl or aryl groups, other than methyl groups (only sub-subclass identified to date)

                2.5.1.16 spermidine synthase

Advanced search results

Do not include text mining results

Include results (more...)

Include results (more...)

Results	in table
2	Activating Compound
21026	AA Sequence
5	Application
1	CAS Registry Number
40	Cloned(Commentary)
4	Cofactor
14	Crystallization (Commentary)
93	Disease/ Diagnostics
2	Expression
30	General Information
14	General Stability
10	IC50 Value
198	Inhibitors
6	kcat/KM [mM/s]
10	Ki Value [mM]
51	KM Value [mM]
6	Localization
13	Metals/Ions
53	Molecular Weight [Da]
73	Natural Substrates/ Products (Substrates)
650	Organism
7	Pathway
196	PDB ID
27	pH Optimum
5	pH Range
4	pH Stability
2	pI Value
24	Protein Variants
42	Purification (Commentary)
15	Reaction
1	Reaction Type
125	Reference
118	Source Tissue
18	Specific Activity [micromol/min/mg]
18	Storage Stability
206	Substrates and Products (Substrate)
41	Subunits
80	Synonyms
1	Systematic Name
37	Temperature Optimum [°C]
4	Temperature Range [°C]
8	Temperature Stability [°C]
22	Turnover Number [1/s]

pH Range

print visible entries

print all entries

Go back to the abbreviated version
of the Enzyme Summary Page.

pH Range on EC 2.5.1.16 - spermidine synthase

Please wait a moment until all data is loaded. This message will disappear when all data is loaded.

top print hide show all columns Go to pH Range Search

Please wait a moment until the data is sorted. This message will disappear when the data is sorted.

pH RANGE

ORGANISM

UNIPROT

COMMENTARY

LITERATURE

6.5 - 9.8

Bos taurus

-

about 60% of maximal activity at pH 6.5 and about 85% of maximal activity at pH 9.8

639697

7 - 9

Synechococcus elongatus

Q31QK9

pH 7.0: about 65% of maximal activity, pH 9.0: about 75% of maximal activity

760233

8.6 - 10.6

Escherichia coli

-

about 65% of maximal activity at pH 8.6 and about 90% of maximal activity at pH 10.6

639706

additional information

2 entries

additional information

Brassica rapa subsp. pekinensis

-

rapidly inactivated at pH more than 9.0 in Gly-NaOH buffer. The activity of the enzyme is generally lower in Tris buffer than in Gly-NaOH buffer

489871

additional information

Senecio vulgaris

-

half-maximal activities at pH 7.2 and 8.4

639710