General Stability | Organism |
---|---|
irreversible inactivation at protein concentration below 1 mg/ml. Complete loss of activity after 24 h at 4°C. Higher protein concentrations or 10% glycerol prevent enzyme inactivation. 30% loss of activity aftter 7 days at 4°C | Sus scrofa |
Inhibitors | Comment | Organism | Structure |
---|---|---|---|
Triton X-100 | irreversible inactivation | Sus scrofa |
KM Value [mM] | KM Value Maximum [mM] | Substrate | Comment | Organism | Structure |
---|---|---|---|---|---|
0.027 | - |
NADH | reaction with S-aminoethylcysteine ketimine | Sus scrofa | |
0.077 | - |
S-Aminoethylcysteine ketimine | - |
Sus scrofa | |
0.47 | - |
Lanthionine ketimine | reaction with NADH | Sus scrofa | |
3 | - |
Cystathionine ketimine | reaction with NADH | Sus scrofa |
Molecular Weight [Da] | Molecular Weight Maximum [Da] | Comment | Organism |
---|---|---|---|
73000 | - |
gel filtration | Sus scrofa |
76000 | - |
non-denaturing PAGE | Sus scrofa |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Sus scrofa | - |
- |
- |
Purification (Comment) | Organism |
---|---|
- |
Sus scrofa |
Reaction | Comment | Organism | Reaction ID |
---|---|---|---|
thiomorpholine 3-carboxylate + NAD(P)+ = 3,4-dehydro-thiomorpholine-3-carboxylate + NAD(P)H + H+ | classical ping-pong mechanism | Sus scrofa |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
kidney | - |
Sus scrofa | - |
Specific Activity Minimum [µmol/min/mg] | Specific Activity Maximum [µmol/min/mg] | Comment | Organism |
---|---|---|---|
16.3 | - |
- |
Sus scrofa |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
cystathionine ketimine + NADH | - |
Sus scrofa | cyclothionine + NAD+ | - |
ir | |
cystathionine ketimine + NADPH | - |
Sus scrofa | cyclothionine + NADP+ | - |
ir | |
DELTA1-piperideine 2-carboxylate + NADH | - |
Sus scrofa | ? + NAD+ | - |
ir | |
DELTA1-piperideine 2-carboxylate + NADPH | - |
Sus scrofa | ? + NADP+ | - |
ir | |
lanthionine ketimine + NADH | - |
Sus scrofa | 1,4-thiomorpholine 3,5-dicarboxylic acid + NAD+ | - |
ir | |
lanthionine ketimine + NADPH | - |
Sus scrofa | 1,4-thiomorpholine 3,5-dicarboxylic acid + NADP+ | - |
ir | |
S-aminoethylcysteine ketimine + NADH | - |
Sus scrofa | 1,4-thiomorpholine 3-carboxylic acid + NAD+ | L-enantiomer | ir | |
S-aminoethylcysteine ketimine + NADPH | - |
Sus scrofa | 1,4-thiomorpholine 3-carboxylic acid + NADP+ | - |
ir |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
4.5 | - |
reaction with S-aminoethylcysteine ketimine or lanthionine ketimine, acetate buffer or phosphate buffer | Sus scrofa |
5 | - |
- |
Sus scrofa |
6 | - |
reaction with cystathionine ketimine, acetate buffer or phosphate buffer | Sus scrofa |
Cofactor | Comment | Organism | Structure |
---|---|---|---|
NADH | NADH and NADPH show equal activity with cystathionine ketimine as substrate. Reduction of lanthionine ketimine with NADPH is faster than reduction with NADH. Reduction of S-aminoethylcysteine with NADH is faster than reduction with NADPH | Sus scrofa | |
NADPH | NADH and NADPH show equal activity with cystathionine ketimine as substrate. Reduction of lanthionine ketimine with NADPH is faster than reduction with NADH. Reduction of S-aminoethylcysteine with NADH is faster than reduction with NADPH | Sus scrofa |